luci2/htdocs/luci2/jquery-1.9.1.js

   1 /*!
   2  * jQuery JavaScript Library v1.9.1
   3  * http://jquery.com/
   4  *
   5  * Includes Sizzle.js
   6  * http://sizzlejs.com/
   7  *
   8  * Copyright 2005, 2012 jQuery Foundation, Inc. and other contributors
   9  * Released under the MIT license
  10  * http://jquery.org/license
  11  *
  12  * Date: 2013-2-4
  13  */
  14 (function( window, undefined ) {
  15
  16 // Can't do this because several apps including ASP.NET trace
  17 // the stack via arguments.caller.callee and Firefox dies if
  18 // you try to trace through "use strict" call chains. (#13335)
  19 // Support: Firefox 18+
  20 //"use strict";
  21 var
  22         // The deferred used on DOM ready
  23         readyList,
  24
  25         // A central reference to the root jQuery(document)
  26         rootjQuery,
  27
  28         // Support: IE<9
  29         // For `typeof node.method` instead of `node.method !== undefined`
  30         core_strundefined = typeof undefined,
  31
  32         // Use the correct document accordingly with window argument (sandbox)
  33         document = window.document,
  34         location = window.location,
  35
  36         // Map over jQuery in case of overwrite
  37         _jQuery = window.jQuery,
  38
  39         // Map over the $ in case of overwrite
  40         _$ = window.$,
  41
  42         // [[Class]] -> type pairs
  43         class2type = {},
  44
  45         // List of deleted data cache ids, so we can reuse them
  46         core_deletedIds = [],
  47
  48         core_version = "1.9.1",
  49
  50         // Save a reference to some core methods
  51         core_concat = core_deletedIds.concat,
  52         core_push = core_deletedIds.push,
  53         core_slice = core_deletedIds.slice,
  54         core_indexOf = core_deletedIds.indexOf,
  55         core_toString = class2type.toString,
  56         core_hasOwn = class2type.hasOwnProperty,
  57         core_trim = core_version.trim,
  58
  59         // Define a local copy of jQuery
  60         jQuery = function( selector, context ) {
  61                 // The jQuery object is actually just the init constructor 'enhanced'
  62                 return new jQuery.fn.init( selector, context, rootjQuery );
  63         },
  64
  65         // Used for matching numbers
  66         core_pnum = /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/.source,
  67
  68         // Used for splitting on whitespace
  69         core_rnotwhite = /\S+/g,
  70
  71         // Make sure we trim BOM and NBSP (here's looking at you, Safari 5.0 and IE)
  72         rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,
  73
  74         // A simple way to check for HTML strings
  75         // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
  76         // Strict HTML recognition (#11290: must start with <)
  77         rquickExpr = /^(?:(<[\w\W]+>)[^>]*|#([\w-]*))$/,
  78
  79         // Match a standalone tag
  80         rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/,
  81
  82         // JSON RegExp
  83         rvalidchars = /^[\],:{}\s]*$/,
  84         rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g,
  85         rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g,
  86         rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d+\.|)\d+(?:[eE][+-]?\d+|)/g,
  87
  88         // Matches dashed string for camelizing
  89         rmsPrefix = /^-ms-/,
  90         rdashAlpha = /-([\da-z])/gi,
  91
  92         // Used by jQuery.camelCase as callback to replace()
  93         fcamelCase = function( all, letter ) {
  94                 return letter.toUpperCase();
  95         },
  96
  97         // The ready event handler
  98         completed = function( event ) {
  99
 100                 // readyState === "complete" is good enough for us to call the dom ready in oldIE
 101                 if ( document.addEventListener || event.type === "load" || document.readyState === "complete" ) {
 102                         detach();
 103                         jQuery.ready();
 104                 }
 105         },
 106         // Clean-up method for dom ready events
 107         detach = function() {
 108                 if ( document.addEventListener ) {
 109                         document.removeEventListener( "DOMContentLoaded", completed, false );
 110                         window.removeEventListener( "load", completed, false );
 111
 112                 } else {
 113                         document.detachEvent( "onreadystatechange", completed );
 114                         window.detachEvent( "onload", completed );
 115                 }
 116         };
 117
 118 jQuery.fn = jQuery.prototype = {
 119         // The current version of jQuery being used
 120         jquery: core_version,
 121
 122         constructor: jQuery,
 123         init: function( selector, context, rootjQuery ) {
 124                 var match, elem;
 125
 126                 // HANDLE: $(""), $(null), $(undefined), $(false)
 127                 if ( !selector ) {
 128                         return this;
 129                 }
 130
 131                 // Handle HTML strings
 132                 if ( typeof selector === "string" ) {
 133                         if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) {
 134                                 // Assume that strings that start and end with <> are HTML and skip the regex check
 135                                 match = [ null, selector, null ];
 136
 137                         } else {
 138                                 match = rquickExpr.exec( selector );
 139                         }
 140
 141                         // Match html or make sure no context is specified for #id
 142                         if ( match && (match[1] || !context) ) {
 143
 144                                 // HANDLE: $(html) -> $(array)
 145                                 if ( match[1] ) {
 146                                         context = context instanceof jQuery ? context[0] : context;
 147
 148                                         // scripts is true for back-compat
 149                                         jQuery.merge( this, jQuery.parseHTML(
 150                                                 match[1],
 151                                                 context && context.nodeType ? context.ownerDocument || context : document,
 152                                                 true
 153                                         ) );
 154
 155                                         // HANDLE: $(html, props)
 156                                         if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) {
 157                                                 for ( match in context ) {
 158                                                         // Properties of context are called as methods if possible
 159                                                         if ( jQuery.isFunction( this[ match ] ) ) {
 160                                                                 this[ match ]( context[ match ] );
 161
 162                                                         // ...and otherwise set as attributes
 163                                                         } else {
 164                                                                 this.attr( match, context[ match ] );
 165                                                         }
 166                                                 }
 167                                         }
 168
 169                                         return this;
 170
 171                                 // HANDLE: $(#id)
 172                                 } else {
 173                                         elem = document.getElementById( match[2] );
 174
 175                                         // Check parentNode to catch when Blackberry 4.6 returns
 176                                         // nodes that are no longer in the document #6963
 177                                         if ( elem && elem.parentNode ) {
 178                                                 // Handle the case where IE and Opera return items
 179                                                 // by name instead of ID
 180                                                 if ( elem.id !== match[2] ) {
 181                                                         return rootjQuery.find( selector );
 182                                                 }
 183
 184                                                 // Otherwise, we inject the element directly into the jQuery object
 185                                                 this.length = 1;
 186                                                 this[0] = elem;
 187                                         }
 188
 189                                         this.context = document;
 190                                         this.selector = selector;
 191                                         return this;
 192                                 }
 193
 194                         // HANDLE: $(expr, $(...))
 195                         } else if ( !context || context.jquery ) {
 196                                 return ( context || rootjQuery ).find( selector );
 197
 198                         // HANDLE: $(expr, context)
 199                         // (which is just equivalent to: $(context).find(expr)
 200                         } else {
 201                                 return this.constructor( context ).find( selector );
 202                         }
 203
 204                 // HANDLE: $(DOMElement)
 205                 } else if ( selector.nodeType ) {
 206                         this.context = this[0] = selector;
 207                         this.length = 1;
 208                         return this;
 209
 210                 // HANDLE: $(function)
 211                 // Shortcut for document ready
 212                 } else if ( jQuery.isFunction( selector ) ) {
 213                         return rootjQuery.ready( selector );
 214                 }
 215
 216                 if ( selector.selector !== undefined ) {
 217                         this.selector = selector.selector;
 218                         this.context = selector.context;
 219                 }
 220
 221                 return jQuery.makeArray( selector, this );
 222         },
 223
 224         // Start with an empty selector
 225         selector: "",
 226
 227         // The default length of a jQuery object is 0
 228         length: 0,
 229
 230         // The number of elements contained in the matched element set
 231         size: function() {
 232                 return this.length;
 233         },
 234
 235         toArray: function() {
 236                 return core_slice.call( this );
 237         },
 238
 239         // Get the Nth element in the matched element set OR
 240         // Get the whole matched element set as a clean array
 241         get: function( num ) {
 242                 return num == null ?
 243
 244                         // Return a 'clean' array
 245                         this.toArray() :
 246
 247                         // Return just the object
 248                         ( num < 0 ? this[ this.length + num ] : this[ num ] );
 249         },
 250
 251         // Take an array of elements and push it onto the stack
 252         // (returning the new matched element set)
 253         pushStack: function( elems ) {
 254
 255                 // Build a new jQuery matched element set
 256                 var ret = jQuery.merge( this.constructor(), elems );
 257
 258                 // Add the old object onto the stack (as a reference)
 259                 ret.prevObject = this;
 260                 ret.context = this.context;
 261
 262                 // Return the newly-formed element set
 263                 return ret;
 264         },
 265
 266         // Execute a callback for every element in the matched set.
 267         // (You can seed the arguments with an array of args, but this is
 268         // only used internally.)
 269         each: function( callback, args ) {
 270                 return jQuery.each( this, callback, args );
 271         },
 272
 273         ready: function( fn ) {
 274                 // Add the callback
 275                 jQuery.ready.promise().done( fn );
 276
 277                 return this;
 278         },
 279
 280         slice: function() {
 281                 return this.pushStack( core_slice.apply( this, arguments ) );
 282         },
 283
 284         first: function() {
 285                 return this.eq( 0 );
 286         },
 287
 288         last: function() {
 289                 return this.eq( -1 );
 290         },
 291
 292         eq: function( i ) {
 293                 var len = this.length,
 294                         j = +i + ( i < 0 ? len : 0 );
 295                 return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] );
 296         },
 297
 298         map: function( callback ) {
 299                 return this.pushStack( jQuery.map(this, function( elem, i ) {
 300                         return callback.call( elem, i, elem );
 301                 }));
 302         },
 303
 304         end: function() {
 305                 return this.prevObject || this.constructor(null);
 306         },
 307
 308         // For internal use only.
 309         // Behaves like an Array's method, not like a jQuery method.
 310         push: core_push,
 311         sort: [].sort,
 312         splice: [].splice
 313 };
 314
 315 // Give the init function the jQuery prototype for later instantiation
 316 jQuery.fn.init.prototype = jQuery.fn;
 317
 318 jQuery.extend = jQuery.fn.extend = function() {
 319         var src, copyIsArray, copy, name, options, clone,
 320                 target = arguments[0] || {},
 321                 i = 1,
 322                 length = arguments.length,
 323                 deep = false;
 324
 325         // Handle a deep copy situation
 326         if ( typeof target === "boolean" ) {
 327                 deep = target;
 328                 target = arguments[1] || {};
 329                 // skip the boolean and the target
 330                 i = 2;
 331         }
 332
 333         // Handle case when target is a string or something (possible in deep copy)
 334         if ( typeof target !== "object" && !jQuery.isFunction(target) ) {
 335                 target = {};
 336         }
 337
 338         // extend jQuery itself if only one argument is passed
 339         if ( length === i ) {
 340                 target = this;
 341                 --i;
 342         }
 343
 344         for ( ; i < length; i++ ) {
 345                 // Only deal with non-null/undefined values
 346                 if ( (options = arguments[ i ]) != null ) {
 347                         // Extend the base object
 348                         for ( name in options ) {
 349                                 src = target[ name ];
 350                                 copy = options[ name ];
 351
 352                                 // Prevent never-ending loop
 353                                 if ( target === copy ) {
 354                                         continue;
 355                                 }
 356
 357                                 // Recurse if we're merging plain objects or arrays
 358                                 if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) {
 359                                         if ( copyIsArray ) {
 360                                                 copyIsArray = false;
 361                                                 clone = src && jQuery.isArray(src) ? src : [];
 362
 363                                         } else {
 364                                                 clone = src && jQuery.isPlainObject(src) ? src : {};
 365                                         }
 366
 367                                         // Never move original objects, clone them
 368                                         target[ name ] = jQuery.extend( deep, clone, copy );
 369
 370                                 // Don't bring in undefined values
 371                                 } else if ( copy !== undefined ) {
 372                                         target[ name ] = copy;
 373                                 }
 374                         }
 375                 }
 376         }
 377
 378         // Return the modified object
 379         return target;
 380 };
 381
 382 jQuery.extend({
 383         noConflict: function( deep ) {
 384                 if ( window.$ === jQuery ) {
 385                         window.$ = _$;
 386                 }
 387
 388                 if ( deep && window.jQuery === jQuery ) {
 389                         window.jQuery = _jQuery;
 390                 }
 391
 392                 return jQuery;
 393         },
 394
 395         // Is the DOM ready to be used? Set to true once it occurs.
 396         isReady: false,
 397
 398         // A counter to track how many items to wait for before
 399         // the ready event fires. See #6781
 400         readyWait: 1,
 401
 402         // Hold (or release) the ready event
 403         holdReady: function( hold ) {
 404                 if ( hold ) {
 405                         jQuery.readyWait++;
 406                 } else {
 407                         jQuery.ready( true );
 408                 }
 409         },
 410
 411         // Handle when the DOM is ready
 412         ready: function( wait ) {
 413
 414                 // Abort if there are pending holds or we're already ready
 415                 if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
 416                         return;
 417                 }
 418
 419                 // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
 420                 if ( !document.body ) {
 421                         return setTimeout( jQuery.ready );
 422                 }
 423
 424                 // Remember that the DOM is ready
 425                 jQuery.isReady = true;
 426
 427                 // If a normal DOM Ready event fired, decrement, and wait if need be
 428                 if ( wait !== true && --jQuery.readyWait > 0 ) {
 429                         return;
 430                 }
 431
 432                 // If there are functions bound, to execute
 433                 readyList.resolveWith( document, [ jQuery ] );
 434
 435                 // Trigger any bound ready events
 436                 if ( jQuery.fn.trigger ) {
 437                         jQuery( document ).trigger("ready").off("ready");
 438                 }
 439         },
 440
 441         // See test/unit/core.js for details concerning isFunction.
 442         // Since version 1.3, DOM methods and functions like alert
 443         // aren't supported. They return false on IE (#2968).
 444         isFunction: function( obj ) {
 445                 return jQuery.type(obj) === "function";
 446         },
 447
 448         isArray: Array.isArray || function( obj ) {
 449                 return jQuery.type(obj) === "array";
 450         },
 451
 452         isWindow: function( obj ) {
 453                 return obj != null && obj == obj.window;
 454         },
 455
 456         isNumeric: function( obj ) {
 457                 return !isNaN( parseFloat(obj) ) && isFinite( obj );
 458         },
 459
 460         type: function( obj ) {
 461                 if ( obj == null ) {
 462                         return String( obj );
 463                 }
 464                 return typeof obj === "object" || typeof obj === "function" ?
 465                         class2type[ core_toString.call(obj) ] || "object" :
 466                         typeof obj;
 467         },
 468
 469         isPlainObject: function( obj ) {
 470                 // Must be an Object.
 471                 // Because of IE, we also have to check the presence of the constructor property.
 472                 // Make sure that DOM nodes and window objects don't pass through, as well
 473                 if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
 474                         return false;
 475                 }
 476
 477                 try {
 478                         // Not own constructor property must be Object
 479                         if ( obj.constructor &&
 480                                 !core_hasOwn.call(obj, "constructor") &&
 481                                 !core_hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) {
 482                                 return false;
 483                         }
 484                 } catch ( e ) {
 485                         // IE8,9 Will throw exceptions on certain host objects #9897
 486                         return false;
 487                 }
 488
 489                 // Own properties are enumerated firstly, so to speed up,
 490                 // if last one is own, then all properties are own.
 491
 492                 var key;
 493                 for ( key in obj ) {}
 494
 495                 return key === undefined || core_hasOwn.call( obj, key );
 496         },
 497
 498         isEmptyObject: function( obj ) {
 499                 var name;
 500                 for ( name in obj ) {
 501                         return false;
 502                 }
 503                 return true;
 504         },
 505
 506         error: function( msg ) {
 507                 throw new Error( msg );
 508         },
 509
 510         // data: string of html
 511         // context (optional): If specified, the fragment will be created in this context, defaults to document
 512         // keepScripts (optional): If true, will include scripts passed in the html string
 513         parseHTML: function( data, context, keepScripts ) {
 514                 if ( !data || typeof data !== "string" ) {
 515                         return null;
 516                 }
 517                 if ( typeof context === "boolean" ) {
 518                         keepScripts = context;
 519                         context = false;
 520                 }
 521                 context = context || document;
 522
 523                 var parsed = rsingleTag.exec( data ),
 524                         scripts = !keepScripts && [];
 525
 526                 // Single tag
 527                 if ( parsed ) {
 528                         return [ context.createElement( parsed[1] ) ];
 529                 }
 530
 531                 parsed = jQuery.buildFragment( [ data ], context, scripts );
 532                 if ( scripts ) {
 533                         jQuery( scripts ).remove();
 534                 }
 535                 return jQuery.merge( [], parsed.childNodes );
 536         },
 537
 538         parseJSON: function( data ) {
 539                 // Attempt to parse using the native JSON parser first
 540                 if ( window.JSON && window.JSON.parse ) {
 541                         return window.JSON.parse( data );
 542                 }
 543
 544                 if ( data === null ) {
 545                         return data;
 546                 }
 547
 548                 if ( typeof data === "string" ) {
 549
 550                         // Make sure leading/trailing whitespace is removed (IE can't handle it)
 551                         data = jQuery.trim( data );
 552
 553                         if ( data ) {
 554                                 // Make sure the incoming data is actual JSON
 555                                 // Logic borrowed from http://json.org/json2.js
 556                                 if ( rvalidchars.test( data.replace( rvalidescape, "@" )
 557                                         .replace( rvalidtokens, "]" )
 558                                         .replace( rvalidbraces, "")) ) {
 559
 560                                         return ( new Function( "return " + data ) )();
 561                                 }
 562                         }
 563                 }
 564
 565                 jQuery.error( "Invalid JSON: " + data );
 566         },
 567
 568         // Cross-browser xml parsing
 569         parseXML: function( data ) {
 570                 var xml, tmp;
 571                 if ( !data || typeof data !== "string" ) {
 572                         return null;
 573                 }
 574                 try {
 575                         if ( window.DOMParser ) { // Standard
 576                                 tmp = new DOMParser();
 577                                 xml = tmp.parseFromString( data , "text/xml" );
 578                         } else { // IE
 579                                 xml = new ActiveXObject( "Microsoft.XMLDOM" );
 580                                 xml.async = "false";
 581                                 xml.loadXML( data );
 582                         }
 583                 } catch( e ) {
 584                         xml = undefined;
 585                 }
 586                 if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) {
 587                         jQuery.error( "Invalid XML: " + data );
 588                 }
 589                 return xml;
 590         },
 591
 592         noop: function() {},
 593
 594         // Evaluates a script in a global context
 595         // Workarounds based on findings by Jim Driscoll
 596         // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
 597         globalEval: function( data ) {
 598                 if ( data && jQuery.trim( data ) ) {
 599                         // We use execScript on Internet Explorer
 600                         // We use an anonymous function so that context is window
 601                         // rather than jQuery in Firefox
 602                         ( window.execScript || function( data ) {
 603                                 window[ "eval" ].call( window, data );
 604                         } )( data );
 605                 }
 606         },
 607
 608         // Convert dashed to camelCase; used by the css and data modules
 609         // Microsoft forgot to hump their vendor prefix (#9572)
 610         camelCase: function( string ) {
 611                 return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
 612         },
 613
 614         nodeName: function( elem, name ) {
 615                 return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
 616         },
 617
 618         // args is for internal usage only
 619         each: function( obj, callback, args ) {
 620                 var value,
 621                         i = 0,
 622                         length = obj.length,
 623                         isArray = isArraylike( obj );
 624
 625                 if ( args ) {
 626                         if ( isArray ) {
 627                                 for ( ; i < length; i++ ) {
 628                                         value = callback.apply( obj[ i ], args );
 629
 630                                         if ( value === false ) {
 631                                                 break;
 632                                         }
 633                                 }
 634                         } else {
 635                                 for ( i in obj ) {
 636                                         value = callback.apply( obj[ i ], args );
 637
 638                                         if ( value === false ) {
 639                                                 break;
 640                                         }
 641                                 }
 642                         }
 643
 644                 // A special, fast, case for the most common use of each
 645                 } else {
 646                         if ( isArray ) {
 647                                 for ( ; i < length; i++ ) {
 648                                         value = callback.call( obj[ i ], i, obj[ i ] );
 649
 650                                         if ( value === false ) {
 651                                                 break;
 652                                         }
 653                                 }
 654                         } else {
 655                                 for ( i in obj ) {
 656                                         value = callback.call( obj[ i ], i, obj[ i ] );
 657
 658                                         if ( value === false ) {
 659                                                 break;
 660                                         }
 661                                 }
 662                         }
 663                 }
 664
 665                 return obj;
 666         },
 667
 668         // Use native String.trim function wherever possible
 669         trim: core_trim && !core_trim.call("\uFEFF\xA0") ?
 670                 function( text ) {
 671                         return text == null ?
 672                                 "" :
 673                                 core_trim.call( text );
 674                 } :
 675
 676                 // Otherwise use our own trimming functionality
 677                 function( text ) {
 678                         return text == null ?
 679                                 "" :
 680                                 ( text + "" ).replace( rtrim, "" );
 681                 },
 682
 683         // results is for internal usage only
 684         makeArray: function( arr, results ) {
 685                 var ret = results || [];
 686
 687                 if ( arr != null ) {
 688                         if ( isArraylike( Object(arr) ) ) {
 689                                 jQuery.merge( ret,
 690                                         typeof arr === "string" ?
 691                                         [ arr ] : arr
 692                                 );
 693                         } else {
 694                                 core_push.call( ret, arr );
 695                         }
 696                 }
 697
 698                 return ret;
 699         },
 700
 701         inArray: function( elem, arr, i ) {
 702                 var len;
 703
 704                 if ( arr ) {
 705                         if ( core_indexOf ) {
 706                                 return core_indexOf.call( arr, elem, i );
 707                         }
 708
 709                         len = arr.length;
 710                         i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0;
 711
 712                         for ( ; i < len; i++ ) {
 713                                 // Skip accessing in sparse arrays
 714                                 if ( i in arr && arr[ i ] === elem ) {
 715                                         return i;
 716                                 }
 717                         }
 718                 }
 719
 720                 return -1;
 721         },
 722
 723         merge: function( first, second ) {
 724                 var l = second.length,
 725                         i = first.length,
 726                         j = 0;
 727
 728                 if ( typeof l === "number" ) {
 729                         for ( ; j < l; j++ ) {
 730                                 first[ i++ ] = second[ j ];
 731                         }
 732                 } else {
 733                         while ( second[j] !== undefined ) {
 734                                 first[ i++ ] = second[ j++ ];
 735                         }
 736                 }
 737
 738                 first.length = i;
 739
 740                 return first;
 741         },
 742
 743         grep: function( elems, callback, inv ) {
 744                 var retVal,
 745                         ret = [],
 746                         i = 0,
 747                         length = elems.length;
 748                 inv = !!inv;
 749
 750                 // Go through the array, only saving the items
 751                 // that pass the validator function
 752                 for ( ; i < length; i++ ) {
 753                         retVal = !!callback( elems[ i ], i );
 754                         if ( inv !== retVal ) {
 755                                 ret.push( elems[ i ] );
 756                         }
 757                 }
 758
 759                 return ret;
 760         },
 761
 762         // arg is for internal usage only
 763         map: function( elems, callback, arg ) {
 764                 var value,
 765                         i = 0,
 766                         length = elems.length,
 767                         isArray = isArraylike( elems ),
 768                         ret = [];
 769
 770                 // Go through the array, translating each of the items to their
 771                 if ( isArray ) {
 772                         for ( ; i < length; i++ ) {
 773                                 value = callback( elems[ i ], i, arg );
 774
 775                                 if ( value != null ) {
 776                                         ret[ ret.length ] = value;
 777                                 }
 778                         }
 779
 780                 // Go through every key on the object,
 781                 } else {
 782                         for ( i in elems ) {
 783                                 value = callback( elems[ i ], i, arg );
 784
 785                                 if ( value != null ) {
 786                                         ret[ ret.length ] = value;
 787                                 }
 788                         }
 789                 }
 790
 791                 // Flatten any nested arrays
 792                 return core_concat.apply( [], ret );
 793         },
 794
 795         // A global GUID counter for objects
 796         guid: 1,
 797
 798         // Bind a function to a context, optionally partially applying any
 799         // arguments.
 800         proxy: function( fn, context ) {
 801                 var args, proxy, tmp;
 802
 803                 if ( typeof context === "string" ) {
 804                         tmp = fn[ context ];
 805                         context = fn;
 806                         fn = tmp;
 807                 }
 808
 809                 // Quick check to determine if target is callable, in the spec
 810                 // this throws a TypeError, but we will just return undefined.
 811                 if ( !jQuery.isFunction( fn ) ) {
 812                         return undefined;
 813                 }
 814
 815                 // Simulated bind
 816                 args = core_slice.call( arguments, 2 );
 817                 proxy = function() {
 818                         return fn.apply( context || this, args.concat( core_slice.call( arguments ) ) );
 819                 };
 820
 821                 // Set the guid of unique handler to the same of original handler, so it can be removed
 822                 proxy.guid = fn.guid = fn.guid || jQuery.guid++;
 823
 824                 return proxy;
 825         },
 826
 827         // Multifunctional method to get and set values of a collection
 828         // The value/s can optionally be executed if it's a function
 829         access: function( elems, fn, key, value, chainable, emptyGet, raw ) {
 830                 var i = 0,
 831                         length = elems.length,
 832                         bulk = key == null;
 833
 834                 // Sets many values
 835                 if ( jQuery.type( key ) === "object" ) {
 836                         chainable = true;
 837                         for ( i in key ) {
 838                                 jQuery.access( elems, fn, i, key[i], true, emptyGet, raw );
 839                         }
 840
 841                 // Sets one value
 842                 } else if ( value !== undefined ) {
 843                         chainable = true;
 844
 845                         if ( !jQuery.isFunction( value ) ) {
 846                                 raw = true;
 847                         }
 848
 849                         if ( bulk ) {
 850                                 // Bulk operations run against the entire set
 851                                 if ( raw ) {
 852                                         fn.call( elems, value );
 853                                         fn = null;
 854
 855                                 // ...except when executing function values
 856                                 } else {
 857                                         bulk = fn;
 858                                         fn = function( elem, key, value ) {
 859                                                 return bulk.call( jQuery( elem ), value );
 860                                         };
 861                                 }
 862                         }
 863
 864                         if ( fn ) {
 865                                 for ( ; i < length; i++ ) {
 866                                         fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) );
 867                                 }
 868                         }
 869                 }
 870
 871                 return chainable ?
 872                         elems :
 873
 874                         // Gets
 875                         bulk ?
 876                                 fn.call( elems ) :
 877                                 length ? fn( elems[0], key ) : emptyGet;
 878         },
 879
 880         now: function() {
 881                 return ( new Date() ).getTime();
 882         }
 883 });
 884
 885 jQuery.ready.promise = function( obj ) {
 886         if ( !readyList ) {
 887
 888                 readyList = jQuery.Deferred();
 889
 890                 // Catch cases where $(document).ready() is called after the browser event has already occurred.
 891                 // we once tried to use readyState "interactive" here, but it caused issues like the one
 892                 // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15
 893                 if ( document.readyState === "complete" ) {
 894                         // Handle it asynchronously to allow scripts the opportunity to delay ready
 895                         setTimeout( jQuery.ready );
 896
 897                 // Standards-based browsers support DOMContentLoaded
 898                 } else if ( document.addEventListener ) {
 899                         // Use the handy event callback
 900                         document.addEventListener( "DOMContentLoaded", completed, false );
 901
 902                         // A fallback to window.onload, that will always work
 903                         window.addEventListener( "load", completed, false );
 904
 905                 // If IE event model is used
 906                 } else {
 907                         // Ensure firing before onload, maybe late but safe also for iframes
 908                         document.attachEvent( "onreadystatechange", completed );
 909
 910                         // A fallback to window.onload, that will always work
 911                         window.attachEvent( "onload", completed );
 912
 913                         // If IE and not a frame
 914                         // continually check to see if the document is ready
 915                         var top = false;
 916
 917                         try {
 918                                 top = window.frameElement == null && document.documentElement;
 919                         } catch(e) {}
 920
 921                         if ( top && top.doScroll ) {
 922                                 (function doScrollCheck() {
 923                                         if ( !jQuery.isReady ) {
 924
 925                                                 try {
 926                                                         // Use the trick by Diego Perini
 927                                                         // http://javascript.nwbox.com/IEContentLoaded/
 928                                                         top.doScroll("left");
 929                                                 } catch(e) {
 930                                                         return setTimeout( doScrollCheck, 50 );
 931                                                 }
 932
 933                                                 // detach all dom ready events
 934                                                 detach();
 935
 936                                                 // and execute any waiting functions
 937                                                 jQuery.ready();
 938                                         }
 939                                 })();
 940                         }
 941                 }
 942         }
 943         return readyList.promise( obj );
 944 };
 945
 946 // Populate the class2type map
 947 jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) {
 948         class2type[ "[object " + name + "]" ] = name.toLowerCase();
 949 });
 950
 951 function isArraylike( obj ) {
 952         var length = obj.length,
 953                 type = jQuery.type( obj );
 954
 955         if ( jQuery.isWindow( obj ) ) {
 956                 return false;
 957         }
 958
 959         if ( obj.nodeType === 1 && length ) {
 960                 return true;
 961         }
 962
 963         return type === "array" || type !== "function" &&
 964                 ( length === 0 ||
 965                 typeof length === "number" && length > 0 && ( length - 1 ) in obj );
 966 }
 967
 968 // All jQuery objects should point back to these
 969 rootjQuery = jQuery(document);
 970 // String to Object options format cache
 971 var optionsCache = {};
 972
 973 // Convert String-formatted options into Object-formatted ones and store in cache
 974 function createOptions( options ) {
 975         var object = optionsCache[ options ] = {};
 976         jQuery.each( options.match( core_rnotwhite ) || [], function( _, flag ) {
 977                 object[ flag ] = true;
 978         });
 979         return object;
 980 }
 981
 982 /*
 983  * Create a callback list using the following parameters:
 984  *
 985  *      options: an optional list of space-separated options that will change how
 986  *                      the callback list behaves or a more traditional option object
 987  *
 988  * By default a callback list will act like an event callback list and can be
 989  * "fired" multiple times.
 990  *
 991  * Possible options:
 992  *
 993  *      once:                   will ensure the callback list can only be fired once (like a Deferred)
 994  *
 995  *      memory:                 will keep track of previous values and will call any callback added
 996  *                                      after the list has been fired right away with the latest "memorized"
 997  *                                      values (like a Deferred)
 998  *
 999  *      unique:                 will ensure a callback can only be added once (no duplicate in the list)
1000  *
1001  *      stopOnFalse:    interrupt callings when a callback returns false
1002  *
1003  */
1004 jQuery.Callbacks = function( options ) {
1005
1006         // Convert options from String-formatted to Object-formatted if needed
1007         // (we check in cache first)
1008         options = typeof options === "string" ?
1009                 ( optionsCache[ options ] || createOptions( options ) ) :
1010                 jQuery.extend( {}, options );
1011
1012         var // Flag to know if list is currently firing
1013                 firing,
1014                 // Last fire value (for non-forgettable lists)
1015                 memory,
1016                 // Flag to know if list was already fired
1017                 fired,
1018                 // End of the loop when firing
1019                 firingLength,
1020                 // Index of currently firing callback (modified by remove if needed)
1021                 firingIndex,
1022                 // First callback to fire (used internally by add and fireWith)
1023                 firingStart,
1024                 // Actual callback list
1025                 list = [],
1026                 // Stack of fire calls for repeatable lists
1027                 stack = !options.once && [],
1028                 // Fire callbacks
1029                 fire = function( data ) {
1030                         memory = options.memory && data;
1031                         fired = true;
1032                         firingIndex = firingStart || 0;
1033                         firingStart = 0;
1034                         firingLength = list.length;
1035                         firing = true;
1036                         for ( ; list && firingIndex < firingLength; firingIndex++ ) {
1037                                 if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) {
1038                                         memory = false; // To prevent further calls using add
1039                                         break;
1040                                 }
1041                         }
1042                         firing = false;
1043                         if ( list ) {
1044                                 if ( stack ) {
1045                                         if ( stack.length ) {
1046                                                 fire( stack.shift() );
1047                                         }
1048                                 } else if ( memory ) {
1049                                         list = [];
1050                                 } else {
1051                                         self.disable();
1052                                 }
1053                         }
1054                 },
1055                 // Actual Callbacks object
1056                 self = {
1057                         // Add a callback or a collection of callbacks to the list
1058                         add: function() {
1059                                 if ( list ) {
1060                                         // First, we save the current length
1061                                         var start = list.length;
1062                                         (function add( args ) {
1063                                                 jQuery.each( args, function( _, arg ) {
1064                                                         var type = jQuery.type( arg );
1065                                                         if ( type === "function" ) {
1066                                                                 if ( !options.unique || !self.has( arg ) ) {
1067                                                                         list.push( arg );
1068                                                                 }
1069                                                         } else if ( arg && arg.length && type !== "string" ) {
1070                                                                 // Inspect recursively
1071                                                                 add( arg );
1072                                                         }
1073                                                 });
1074                                         })( arguments );
1075                                         // Do we need to add the callbacks to the
1076                                         // current firing batch?
1077                                         if ( firing ) {
1078                                                 firingLength = list.length;
1079                                         // With memory, if we're not firing then
1080                                         // we should call right away
1081                                         } else if ( memory ) {
1082                                                 firingStart = start;
1083                                                 fire( memory );
1084                                         }
1085                                 }
1086                                 return this;
1087                         },
1088                         // Remove a callback from the list
1089                         remove: function() {
1090                                 if ( list ) {
1091                                         jQuery.each( arguments, function( _, arg ) {
1092                                                 var index;
1093                                                 while( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
1094                                                         list.splice( index, 1 );
1095                                                         // Handle firing indexes
1096                                                         if ( firing ) {
1097                                                                 if ( index <= firingLength ) {
1098                                                                         firingLength--;
1099                                                                 }
1100                                                                 if ( index <= firingIndex ) {
1101                                                                         firingIndex--;
1102                                                                 }
1103                                                         }
1104                                                 }
1105                                         });
1106                                 }
1107                                 return this;
1108                         },
1109                         // Check if a given callback is in the list.
1110                         // If no argument is given, return whether or not list has callbacks attached.
1111                         has: function( fn ) {
1112                                 return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length );
1113                         },
1114                         // Remove all callbacks from the list
1115                         empty: function() {
1116                                 list = [];
1117                                 return this;
1118                         },
1119                         // Have the list do nothing anymore
1120                         disable: function() {
1121                                 list = stack = memory = undefined;
1122                                 return this;
1123                         },
1124                         // Is it disabled?
1125                         disabled: function() {
1126                                 return !list;
1127                         },
1128                         // Lock the list in its current state
1129                         lock: function() {
1130                                 stack = undefined;
1131                                 if ( !memory ) {
1132                                         self.disable();
1133                                 }
1134                                 return this;
1135                         },
1136                         // Is it locked?
1137                         locked: function() {
1138                                 return !stack;
1139                         },
1140                         // Call all callbacks with the given context and arguments
1141                         fireWith: function( context, args ) {
1142                                 args = args || [];
1143                                 args = [ context, args.slice ? args.slice() : args ];
1144                                 if ( list && ( !fired || stack ) ) {
1145                                         if ( firing ) {
1146                                                 stack.push( args );
1147                                         } else {
1148                                                 fire( args );
1149                                         }
1150                                 }
1151                                 return this;
1152                         },
1153                         // Call all the callbacks with the given arguments
1154                         fire: function() {
1155                                 self.fireWith( this, arguments );
1156                                 return this;
1157                         },
1158                         // To know if the callbacks have already been called at least once
1159                         fired: function() {
1160                                 return !!fired;
1161                         }
1162                 };
1163
1164         return self;
1165 };
1166 jQuery.extend({
1167
1168         Deferred: function( func ) {
1169                 var tuples = [
1170                                 // action, add listener, listener list, final state
1171                                 [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ],
1172                                 [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ],
1173                                 [ "notify", "progress", jQuery.Callbacks("memory") ]
1174                         ],
1175                         state = "pending",
1176                         promise = {
1177                                 state: function() {
1178                                         return state;
1179                                 },
1180                                 always: function() {
1181                                         deferred.done( arguments ).fail( arguments );
1182                                         return this;
1183                                 },
1184                                 then: function( /* fnDone, fnFail, fnProgress */ ) {
1185                                         var fns = arguments;
1186                                         return jQuery.Deferred(function( newDefer ) {
1187                                                 jQuery.each( tuples, function( i, tuple ) {
1188                                                         var action = tuple[ 0 ],
1189                                                                 fn = jQuery.isFunction( fns[ i ] ) && fns[ i ];
1190                                                         // deferred[ done | fail | progress ] for forwarding actions to newDefer
1191                                                         deferred[ tuple[1] ](function() {
1192                                                                 var returned = fn && fn.apply( this, arguments );
1193                                                                 if ( returned && jQuery.isFunction( returned.promise ) ) {
1194                                                                         returned.promise()
1195                                                                                 .done( newDefer.resolve )
1196                                                                                 .fail( newDefer.reject )
1197                                                                                 .progress( newDefer.notify );
1198                                                                 } else {
1199                                                                         newDefer[ action + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments );
1200                                                                 }
1201                                                         });
1202                                                 });
1203                                                 fns = null;
1204                                         }).promise();
1205                                 },
1206                                 // Get a promise for this deferred
1207                                 // If obj is provided, the promise aspect is added to the object
1208                                 promise: function( obj ) {
1209                                         return obj != null ? jQuery.extend( obj, promise ) : promise;
1210                                 }
1211                         },
1212                         deferred = {};
1213
1214                 // Keep pipe for back-compat
1215                 promise.pipe = promise.then;
1216
1217                 // Add list-specific methods
1218                 jQuery.each( tuples, function( i, tuple ) {
1219                         var list = tuple[ 2 ],
1220                                 stateString = tuple[ 3 ];
1221
1222                         // promise[ done | fail | progress ] = list.add
1223                         promise[ tuple[1] ] = list.add;
1224
1225                         // Handle state
1226                         if ( stateString ) {
1227                                 list.add(function() {
1228                                         // state = [ resolved | rejected ]
1229                                         state = stateString;
1230
1231                                 // [ reject_list | resolve_list ].disable; progress_list.lock
1232                                 }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock );
1233                         }
1234
1235                         // deferred[ resolve | reject | notify ]
1236                         deferred[ tuple[0] ] = function() {
1237                                 deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments );
1238                                 return this;
1239                         };
1240                         deferred[ tuple[0] + "With" ] = list.fireWith;
1241                 });
1242
1243                 // Make the deferred a promise
1244                 promise.promise( deferred );
1245
1246                 // Call given func if any
1247                 if ( func ) {
1248                         func.call( deferred, deferred );
1249                 }
1250
1251                 // All done!
1252                 return deferred;
1253         },
1254
1255         // Deferred helper
1256         when: function( subordinate /* , ..., subordinateN */ ) {
1257                 var i = 0,
1258                         resolveValues = core_slice.call( arguments ),
1259                         length = resolveValues.length,
1260
1261                         // the count of uncompleted subordinates
1262                         remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0,
1263
1264                         // the master Deferred. If resolveValues consist of only a single Deferred, just use that.
1265                         deferred = remaining === 1 ? subordinate : jQuery.Deferred(),
1266
1267                         // Update function for both resolve and progress values
1268                         updateFunc = function( i, contexts, values ) {
1269                                 return function( value ) {
1270                                         contexts[ i ] = this;
1271                                         values[ i ] = arguments.length > 1 ? core_slice.call( arguments ) : value;
1272                                         if( values === progressValues ) {
1273                                                 deferred.notifyWith( contexts, values );
1274                                         } else if ( !( --remaining ) ) {
1275                                                 deferred.resolveWith( contexts, values );
1276                                         }
1277                                 };
1278                         },
1279
1280                         progressValues, progressContexts, resolveContexts;
1281
1282                 // add listeners to Deferred subordinates; treat others as resolved
1283                 if ( length > 1 ) {
1284                         progressValues = new Array( length );
1285                         progressContexts = new Array( length );
1286                         resolveContexts = new Array( length );
1287                         for ( ; i < length; i++ ) {
1288                                 if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) {
1289                                         resolveValues[ i ].promise()
1290                                                 .done( updateFunc( i, resolveContexts, resolveValues ) )
1291                                                 .fail( deferred.reject )
1292                                                 .progress( updateFunc( i, progressContexts, progressValues ) );
1293                                 } else {
1294                                         --remaining;
1295                                 }
1296                         }
1297                 }
1298
1299                 // if we're not waiting on anything, resolve the master
1300                 if ( !remaining ) {
1301                         deferred.resolveWith( resolveContexts, resolveValues );
1302                 }
1303
1304                 return deferred.promise();
1305         }
1306 });
1307 jQuery.support = (function() {
1308
1309         var support, all, a,
1310                 input, select, fragment,
1311                 opt, eventName, isSupported, i,
1312                 div = document.createElement("div");
1313
1314         // Setup
1315         div.setAttribute( "className", "t" );
1316         div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
1317
1318         // Support tests won't run in some limited or non-browser environments
1319         all = div.getElementsByTagName("*");
1320         a = div.getElementsByTagName("a")[ 0 ];
1321         if ( !all || !a || !all.length ) {
1322                 return {};
1323         }
1324
1325         // First batch of tests
1326         select = document.createElement("select");
1327         opt = select.appendChild( document.createElement("option") );
1328         input = div.getElementsByTagName("input")[ 0 ];
1329
1330         a.style.cssText = "top:1px;float:left;opacity:.5";
1331         support = {
1332                 // Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7)
1333                 getSetAttribute: div.className !== "t",
1334
1335                 // IE strips leading whitespace when .innerHTML is used
1336                 leadingWhitespace: div.firstChild.nodeType === 3,
1337
1338                 // Make sure that tbody elements aren't automatically inserted
1339                 // IE will insert them into empty tables
1340                 tbody: !div.getElementsByTagName("tbody").length,
1341
1342                 // Make sure that link elements get serialized correctly by innerHTML
1343                 // This requires a wrapper element in IE
1344                 htmlSerialize: !!div.getElementsByTagName("link").length,
1345
1346                 // Get the style information from getAttribute
1347                 // (IE uses .cssText instead)
1348                 style: /top/.test( a.getAttribute("style") ),
1349
1350                 // Make sure that URLs aren't manipulated
1351                 // (IE normalizes it by default)
1352                 hrefNormalized: a.getAttribute("href") === "/a",
1353
1354                 // Make sure that element opacity exists
1355                 // (IE uses filter instead)
1356                 // Use a regex to work around a WebKit issue. See #5145
1357                 opacity: /^0.5/.test( a.style.opacity ),
1358
1359                 // Verify style float existence
1360                 // (IE uses styleFloat instead of cssFloat)
1361                 cssFloat: !!a.style.cssFloat,
1362
1363                 // Check the default checkbox/radio value ("" on WebKit; "on" elsewhere)
1364                 checkOn: !!input.value,
1365
1366                 // Make sure that a selected-by-default option has a working selected property.
1367                 // (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
1368                 optSelected: opt.selected,
1369
1370                 // Tests for enctype support on a form (#6743)
1371                 enctype: !!document.createElement("form").enctype,
1372
1373                 // Makes sure cloning an html5 element does not cause problems
1374                 // Where outerHTML is undefined, this still works
1375                 html5Clone: document.createElement("nav").cloneNode( true ).outerHTML !== "<:nav></:nav>",
1376
1377                 // jQuery.support.boxModel DEPRECATED in 1.8 since we don't support Quirks Mode
1378                 boxModel: document.compatMode === "CSS1Compat",
1379
1380                 // Will be defined later
1381                 deleteExpando: true,
1382                 noCloneEvent: true,
1383                 inlineBlockNeedsLayout: false,
1384                 shrinkWrapBlocks: false,
1385                 reliableMarginRight: true,
1386                 boxSizingReliable: true,
1387                 pixelPosition: false
1388         };
1389
1390         // Make sure checked status is properly cloned
1391         input.checked = true;
1392         support.noCloneChecked = input.cloneNode( true ).checked;
1393
1394         // Make sure that the options inside disabled selects aren't marked as disabled
1395         // (WebKit marks them as disabled)
1396         select.disabled = true;
1397         support.optDisabled = !opt.disabled;
1398
1399         // Support: IE<9
1400         try {
1401                 delete div.test;
1402         } catch( e ) {
1403                 support.deleteExpando = false;
1404         }
1405
1406         // Check if we can trust getAttribute("value")
1407         input = document.createElement("input");
1408         input.setAttribute( "value", "" );
1409         support.input = input.getAttribute( "value" ) === "";
1410
1411         // Check if an input maintains its value after becoming a radio
1412         input.value = "t";
1413         input.setAttribute( "type", "radio" );
1414         support.radioValue = input.value === "t";
1415
1416         // #11217 - WebKit loses check when the name is after the checked attribute
1417         input.setAttribute( "checked", "t" );
1418         input.setAttribute( "name", "t" );
1419
1420         fragment = document.createDocumentFragment();
1421         fragment.appendChild( input );
1422
1423         // Check if a disconnected checkbox will retain its checked
1424         // value of true after appended to the DOM (IE6/7)
1425         support.appendChecked = input.checked;
1426
1427         // WebKit doesn't clone checked state correctly in fragments
1428         support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked;
1429
1430         // Support: IE<9
1431         // Opera does not clone events (and typeof div.attachEvent === undefined).
1432         // IE9-10 clones events bound via attachEvent, but they don't trigger with .click()
1433         if ( div.attachEvent ) {
1434                 div.attachEvent( "onclick", function() {
1435                         support.noCloneEvent = false;
1436                 });
1437
1438                 div.cloneNode( true ).click();
1439         }
1440
1441         // Support: IE<9 (lack submit/change bubble), Firefox 17+ (lack focusin event)
1442         // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP), test/csp.php
1443         for ( i in { submit: true, change: true, focusin: true }) {
1444                 div.setAttribute( eventName = "on" + i, "t" );
1445
1446                 support[ i + "Bubbles" ] = eventName in window || div.attributes[ eventName ].expando === false;
1447         }
1448
1449         div.style.backgroundClip = "content-box";
1450         div.cloneNode( true ).style.backgroundClip = "";
1451         support.clearCloneStyle = div.style.backgroundClip === "content-box";
1452
1453         // Run tests that need a body at doc ready
1454         jQuery(function() {
1455                 var container, marginDiv, tds,
1456                         divReset = "padding:0;margin:0;border:0;display:block;box-sizing:content-box;-moz-box-sizing:content-box;-webkit-box-sizing:content-box;",
1457                         body = document.getElementsByTagName("body")[0];
1458
1459                 if ( !body ) {
1460                         // Return for frameset docs that don't have a body
1461                         return;
1462                 }
1463
1464                 container = document.createElement("div");
1465                 container.style.cssText = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;margin-top:1px";
1466
1467                 body.appendChild( container ).appendChild( div );
1468
1469                 // Support: IE8
1470                 // Check if table cells still have offsetWidth/Height when they are set
1471                 // to display:none and there are still other visible table cells in a
1472                 // table row; if so, offsetWidth/Height are not reliable for use when
1473                 // determining if an element has been hidden directly using
1474                 // display:none (it is still safe to use offsets if a parent element is
1475                 // hidden; don safety goggles and see bug #4512 for more information).
1476                 div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>";
1477                 tds = div.getElementsByTagName("td");
1478                 tds[ 0 ].style.cssText = "padding:0;margin:0;border:0;display:none";
1479                 isSupported = ( tds[ 0 ].offsetHeight === 0 );
1480
1481                 tds[ 0 ].style.display = "";
1482                 tds[ 1 ].style.display = "none";
1483
1484                 // Support: IE8
1485                 // Check if empty table cells still have offsetWidth/Height
1486                 support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 );
1487
1488                 // Check box-sizing and margin behavior
1489                 div.innerHTML = "";
1490                 div.style.cssText = "box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;";
1491                 support.boxSizing = ( div.offsetWidth === 4 );
1492                 support.doesNotIncludeMarginInBodyOffset = ( body.offsetTop !== 1 );
1493
1494                 // Use window.getComputedStyle because jsdom on node.js will break without it.
1495                 if ( window.getComputedStyle ) {
1496                         support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%";
1497                         support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px";
1498
1499                         // Check if div with explicit width and no margin-right incorrectly
1500                         // gets computed margin-right based on width of container. (#3333)
1501                         // Fails in WebKit before Feb 2011 nightlies
1502                         // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
1503                         marginDiv = div.appendChild( document.createElement("div") );
1504                         marginDiv.style.cssText = div.style.cssText = divReset;
1505                         marginDiv.style.marginRight = marginDiv.style.width = "0";
1506                         div.style.width = "1px";
1507
1508                         support.reliableMarginRight =
1509                                 !parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight );
1510                 }
1511
1512                 if ( typeof div.style.zoom !== core_strundefined ) {
1513                         // Support: IE<8
1514                         // Check if natively block-level elements act like inline-block
1515                         // elements when setting their display to 'inline' and giving
1516                         // them layout
1517                         div.innerHTML = "";
1518                         div.style.cssText = divReset + "width:1px;padding:1px;display:inline;zoom:1";
1519                         support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 );
1520
1521                         // Support: IE6
1522                         // Check if elements with layout shrink-wrap their children
1523                         div.style.display = "block";
1524                         div.innerHTML = "<div></div>";
1525                         div.firstChild.style.width = "5px";
1526                         support.shrinkWrapBlocks = ( div.offsetWidth !== 3 );
1527
1528                         if ( support.inlineBlockNeedsLayout ) {
1529                                 // Prevent IE 6 from affecting layout for positioned elements #11048
1530                                 // Prevent IE from shrinking the body in IE 7 mode #12869
1531                                 // Support: IE<8
1532                                 body.style.zoom = 1;
1533                         }
1534                 }
1535
1536                 body.removeChild( container );
1537
1538                 // Null elements to avoid leaks in IE
1539                 container = div = tds = marginDiv = null;
1540         });
1541
1542         // Null elements to avoid leaks in IE
1543         all = select = fragment = opt = a = input = null;
1544
1545         return support;
1546 })();
1547
1548 var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/,
1549         rmultiDash = /([A-Z])/g;
1550
1551 function internalData( elem, name, data, pvt /* Internal Use Only */ ){
1552         if ( !jQuery.acceptData( elem ) ) {
1553                 return;
1554         }
1555
1556         var thisCache, ret,
1557                 internalKey = jQuery.expando,
1558                 getByName = typeof name === "string",
1559
1560                 // We have to handle DOM nodes and JS objects differently because IE6-7
1561                 // can't GC object references properly across the DOM-JS boundary
1562                 isNode = elem.nodeType,
1563
1564                 // Only DOM nodes need the global jQuery cache; JS object data is
1565                 // attached directly to the object so GC can occur automatically
1566                 cache = isNode ? jQuery.cache : elem,
1567
1568                 // Only defining an ID for JS objects if its cache already exists allows
1569                 // the code to shortcut on the same path as a DOM node with no cache
1570                 id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey;
1571
1572         // Avoid doing any more work than we need to when trying to get data on an
1573         // object that has no data at all
1574         if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && getByName && data === undefined ) {
1575                 return;
1576         }
1577
1578         if ( !id ) {
1579                 // Only DOM nodes need a new unique ID for each element since their data
1580                 // ends up in the global cache
1581                 if ( isNode ) {
1582                         elem[ internalKey ] = id = core_deletedIds.pop() || jQuery.guid++;
1583                 } else {
1584                         id = internalKey;
1585                 }
1586         }
1587
1588         if ( !cache[ id ] ) {
1589                 cache[ id ] = {};
1590
1591                 // Avoids exposing jQuery metadata on plain JS objects when the object
1592                 // is serialized using JSON.stringify
1593                 if ( !isNode ) {
1594                         cache[ id ].toJSON = jQuery.noop;
1595                 }
1596         }
1597
1598         // An object can be passed to jQuery.data instead of a key/value pair; this gets
1599         // shallow copied over onto the existing cache
1600         if ( typeof name === "object" || typeof name === "function" ) {
1601                 if ( pvt ) {
1602                         cache[ id ] = jQuery.extend( cache[ id ], name );
1603                 } else {
1604                         cache[ id ].data = jQuery.extend( cache[ id ].data, name );
1605                 }
1606         }
1607
1608         thisCache = cache[ id ];
1609
1610         // jQuery data() is stored in a separate object inside the object's internal data
1611         // cache in order to avoid key collisions between internal data and user-defined
1612         // data.
1613         if ( !pvt ) {
1614                 if ( !thisCache.data ) {
1615                         thisCache.data = {};
1616                 }
1617
1618                 thisCache = thisCache.data;
1619         }
1620
1621         if ( data !== undefined ) {
1622                 thisCache[ jQuery.camelCase( name ) ] = data;
1623         }
1624
1625         // Check for both converted-to-camel and non-converted data property names
1626         // If a data property was specified
1627         if ( getByName ) {
1628
1629                 // First Try to find as-is property data
1630                 ret = thisCache[ name ];
1631
1632                 // Test for null|undefined property data
1633                 if ( ret == null ) {
1634
1635                         // Try to find the camelCased property
1636                         ret = thisCache[ jQuery.camelCase( name ) ];
1637                 }
1638         } else {
1639                 ret = thisCache;
1640         }
1641
1642         return ret;
1643 }
1644
1645 function internalRemoveData( elem, name, pvt ) {
1646         if ( !jQuery.acceptData( elem ) ) {
1647                 return;
1648         }
1649
1650         var i, l, thisCache,
1651                 isNode = elem.nodeType,
1652
1653                 // See jQuery.data for more information
1654                 cache = isNode ? jQuery.cache : elem,
1655                 id = isNode ? elem[ jQuery.expando ] : jQuery.expando;
1656
1657         // If there is already no cache entry for this object, there is no
1658         // purpose in continuing
1659         if ( !cache[ id ] ) {
1660                 return;
1661         }
1662
1663         if ( name ) {
1664
1665                 thisCache = pvt ? cache[ id ] : cache[ id ].data;
1666
1667                 if ( thisCache ) {
1668
1669                         // Support array or space separated string names for data keys
1670                         if ( !jQuery.isArray( name ) ) {
1671
1672                                 // try the string as a key before any manipulation
1673                                 if ( name in thisCache ) {
1674                                         name = [ name ];
1675                                 } else {
1676
1677                                         // split the camel cased version by spaces unless a key with the spaces exists
1678                                         name = jQuery.camelCase( name );
1679                                         if ( name in thisCache ) {
1680                                                 name = [ name ];
1681                                         } else {
1682                                                 name = name.split(" ");
1683                                         }
1684                                 }
1685                         } else {
1686                                 // If "name" is an array of keys...
1687                                 // When data is initially created, via ("key", "val") signature,
1688                                 // keys will be converted to camelCase.
1689                                 // Since there is no way to tell _how_ a key was added, remove
1690                                 // both plain key and camelCase key. #12786
1691                                 // This will only penalize the array argument path.
1692                                 name = name.concat( jQuery.map( name, jQuery.camelCase ) );
1693                         }
1694
1695                         for ( i = 0, l = name.length; i < l; i++ ) {
1696                                 delete thisCache[ name[i] ];
1697                         }
1698
1699                         // If there is no data left in the cache, we want to continue
1700                         // and let the cache object itself get destroyed
1701                         if ( !( pvt ? isEmptyDataObject : jQuery.isEmptyObject )( thisCache ) ) {
1702                                 return;
1703                         }
1704                 }
1705         }
1706
1707         // See jQuery.data for more information
1708         if ( !pvt ) {
1709                 delete cache[ id ].data;
1710
1711                 // Don't destroy the parent cache unless the internal data object
1712                 // had been the only thing left in it
1713                 if ( !isEmptyDataObject( cache[ id ] ) ) {
1714                         return;
1715                 }
1716         }
1717
1718         // Destroy the cache
1719         if ( isNode ) {
1720                 jQuery.cleanData( [ elem ], true );
1721
1722         // Use delete when supported for expandos or `cache` is not a window per isWindow (#10080)
1723         } else if ( jQuery.support.deleteExpando || cache != cache.window ) {
1724                 delete cache[ id ];
1725
1726         // When all else fails, null
1727         } else {
1728                 cache[ id ] = null;
1729         }
1730 }
1731
1732 jQuery.extend({
1733         cache: {},
1734
1735         // Unique for each copy of jQuery on the page
1736         // Non-digits removed to match rinlinejQuery
1737         expando: "jQuery" + ( core_version + Math.random() ).replace( /\D/g, "" ),
1738
1739         // The following elements throw uncatchable exceptions if you
1740         // attempt to add expando properties to them.
1741         noData: {
1742                 "embed": true,
1743                 // Ban all objects except for Flash (which handle expandos)
1744                 "object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000",
1745                 "applet": true
1746         },
1747
1748         hasData: function( elem ) {
1749                 elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ];
1750                 return !!elem && !isEmptyDataObject( elem );
1751         },
1752
1753         data: function( elem, name, data ) {
1754                 return internalData( elem, name, data );
1755         },
1756
1757         removeData: function( elem, name ) {
1758                 return internalRemoveData( elem, name );
1759         },
1760
1761         // For internal use only.
1762         _data: function( elem, name, data ) {
1763                 return internalData( elem, name, data, true );
1764         },
1765
1766         _removeData: function( elem, name ) {
1767                 return internalRemoveData( elem, name, true );
1768         },
1769
1770         // A method for determining if a DOM node can handle the data expando
1771         acceptData: function( elem ) {
1772                 // Do not set data on non-element because it will not be cleared (#8335).
1773                 if ( elem.nodeType && elem.nodeType !== 1 && elem.nodeType !== 9 ) {
1774                         return false;
1775                 }
1776
1777                 var noData = elem.nodeName && jQuery.noData[ elem.nodeName.toLowerCase() ];
1778
1779                 // nodes accept data unless otherwise specified; rejection can be conditional
1780                 return !noData || noData !== true && elem.getAttribute("classid") === noData;
1781         }
1782 });
1783
1784 jQuery.fn.extend({
1785         data: function( key, value ) {
1786                 var attrs, name,
1787                         elem = this[0],
1788                         i = 0,
1789                         data = null;
1790
1791                 // Gets all values
1792                 if ( key === undefined ) {
1793                         if ( this.length ) {
1794                                 data = jQuery.data( elem );
1795
1796                                 if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) {
1797                                         attrs = elem.attributes;
1798                                         for ( ; i < attrs.length; i++ ) {
1799                                                 name = attrs[i].name;
1800
1801                                                 if ( !name.indexOf( "data-" ) ) {
1802                                                         name = jQuery.camelCase( name.slice(5) );
1803
1804                                                         dataAttr( elem, name, data[ name ] );
1805                                                 }
1806                                         }
1807                                         jQuery._data( elem, "parsedAttrs", true );
1808                                 }
1809                         }
1810
1811                         return data;
1812                 }
1813
1814                 // Sets multiple values
1815                 if ( typeof key === "object" ) {
1816                         return this.each(function() {
1817                                 jQuery.data( this, key );
1818                         });
1819                 }
1820
1821                 return jQuery.access( this, function( value ) {
1822
1823                         if ( value === undefined ) {
1824                                 // Try to fetch any internally stored data first
1825                                 return elem ? dataAttr( elem, key, jQuery.data( elem, key ) ) : null;
1826                         }
1827
1828                         this.each(function() {
1829                                 jQuery.data( this, key, value );
1830                         });
1831                 }, null, value, arguments.length > 1, null, true );
1832         },
1833
1834         removeData: function( key ) {
1835                 return this.each(function() {
1836                         jQuery.removeData( this, key );
1837                 });
1838         }
1839 });
1840
1841 function dataAttr( elem, key, data ) {
1842         // If nothing was found internally, try to fetch any
1843         // data from the HTML5 data-* attribute
1844         if ( data === undefined && elem.nodeType === 1 ) {
1845
1846                 var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase();
1847
1848                 data = elem.getAttribute( name );
1849
1850                 if ( typeof data === "string" ) {
1851                         try {
1852                                 data = data === "true" ? true :
1853                                         data === "false" ? false :
1854                                         data === "null" ? null :
1855                                         // Only convert to a number if it doesn't change the string
1856                                         +data + "" === data ? +data :
1857                                         rbrace.test( data ) ? jQuery.parseJSON( data ) :
1858                                                 data;
1859                         } catch( e ) {}
1860
1861                         // Make sure we set the data so it isn't changed later
1862                         jQuery.data( elem, key, data );
1863
1864                 } else {
1865                         data = undefined;
1866                 }
1867         }
1868
1869         return data;
1870 }
1871
1872 // checks a cache object for emptiness
1873 function isEmptyDataObject( obj ) {
1874         var name;
1875         for ( name in obj ) {
1876
1877                 // if the public data object is empty, the private is still empty
1878                 if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) {
1879                         continue;
1880                 }
1881                 if ( name !== "toJSON" ) {
1882                         return false;
1883                 }
1884         }
1885
1886         return true;
1887 }
1888 jQuery.extend({
1889         queue: function( elem, type, data ) {
1890                 var queue;
1891
1892                 if ( elem ) {
1893                         type = ( type || "fx" ) + "queue";
1894                         queue = jQuery._data( elem, type );
1895
1896                         // Speed up dequeue by getting out quickly if this is just a lookup
1897                         if ( data ) {
1898                                 if ( !queue || jQuery.isArray(data) ) {
1899                                         queue = jQuery._data( elem, type, jQuery.makeArray(data) );
1900                                 } else {
1901                                         queue.push( data );
1902                                 }
1903                         }
1904                         return queue || [];
1905                 }
1906         },
1907
1908         dequeue: function( elem, type ) {
1909                 type = type || "fx";
1910
1911                 var queue = jQuery.queue( elem, type ),
1912                         startLength = queue.length,
1913                         fn = queue.shift(),
1914                         hooks = jQuery._queueHooks( elem, type ),
1915                         next = function() {
1916                                 jQuery.dequeue( elem, type );
1917                         };
1918
1919                 // If the fx queue is dequeued, always remove the progress sentinel
1920                 if ( fn === "inprogress" ) {
1921                         fn = queue.shift();
1922                         startLength--;
1923                 }
1924
1925                 hooks.cur = fn;
1926                 if ( fn ) {
1927
1928                         // Add a progress sentinel to prevent the fx queue from being
1929                         // automatically dequeued
1930                         if ( type === "fx" ) {
1931                                 queue.unshift( "inprogress" );
1932                         }
1933
1934                         // clear up the last queue stop function
1935                         delete hooks.stop;
1936                         fn.call( elem, next, hooks );
1937                 }
1938
1939                 if ( !startLength && hooks ) {
1940                         hooks.empty.fire();
1941                 }
1942         },
1943
1944         // not intended for public consumption - generates a queueHooks object, or returns the current one
1945         _queueHooks: function( elem, type ) {
1946                 var key = type + "queueHooks";
1947                 return jQuery._data( elem, key ) || jQuery._data( elem, key, {
1948                         empty: jQuery.Callbacks("once memory").add(function() {
1949                                 jQuery._removeData( elem, type + "queue" );
1950                                 jQuery._removeData( elem, key );
1951                         })
1952                 });
1953         }
1954 });
1955
1956 jQuery.fn.extend({
1957         queue: function( type, data ) {
1958                 var setter = 2;
1959
1960                 if ( typeof type !== "string" ) {
1961                         data = type;
1962                         type = "fx";
1963                         setter--;
1964                 }
1965
1966                 if ( arguments.length < setter ) {
1967                         return jQuery.queue( this[0], type );
1968                 }
1969
1970                 return data === undefined ?
1971                         this :
1972                         this.each(function() {
1973                                 var queue = jQuery.queue( this, type, data );
1974
1975                                 // ensure a hooks for this queue
1976                                 jQuery._queueHooks( this, type );
1977
1978                                 if ( type === "fx" && queue[0] !== "inprogress" ) {
1979                                         jQuery.dequeue( this, type );
1980                                 }
1981                         });
1982         },
1983         dequeue: function( type ) {
1984                 return this.each(function() {
1985                         jQuery.dequeue( this, type );
1986                 });
1987         },
1988         // Based off of the plugin by Clint Helfers, with permission.
1989         // http://blindsignals.com/index.php/2009/07/jquery-delay/
1990         delay: function( time, type ) {
1991                 time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
1992                 type = type || "fx";
1993
1994                 return this.queue( type, function( next, hooks ) {
1995                         var timeout = setTimeout( next, time );
1996                         hooks.stop = function() {
1997                                 clearTimeout( timeout );
1998                         };
1999                 });
2000         },
2001         clearQueue: function( type ) {
2002                 return this.queue( type || "fx", [] );
2003         },
2004         // Get a promise resolved when queues of a certain type
2005         // are emptied (fx is the type by default)
2006         promise: function( type, obj ) {
2007                 var tmp,
2008                         count = 1,
2009                         defer = jQuery.Deferred(),
2010                         elements = this,
2011                         i = this.length,
2012                         resolve = function() {
2013                                 if ( !( --count ) ) {
2014                                         defer.resolveWith( elements, [ elements ] );
2015                                 }
2016                         };
2017
2018                 if ( typeof type !== "string" ) {
2019                         obj = type;
2020                         type = undefined;
2021                 }
2022                 type = type || "fx";
2023
2024                 while( i-- ) {
2025                         tmp = jQuery._data( elements[ i ], type + "queueHooks" );
2026                         if ( tmp && tmp.empty ) {
2027                                 count++;
2028                                 tmp.empty.add( resolve );
2029                         }
2030                 }
2031                 resolve();
2032                 return defer.promise( obj );
2033         }
2034 });
2035 var nodeHook, boolHook,
2036         rclass = /[\t\r\n]/g,
2037         rreturn = /\r/g,
2038         rfocusable = /^(?:input|select|textarea|button|object)$/i,
2039         rclickable = /^(?:a|area)$/i,
2040         rboolean = /^(?:checked|selected|autofocus|autoplay|async|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped)$/i,
2041         ruseDefault = /^(?:checked|selected)$/i,
2042         getSetAttribute = jQuery.support.getSetAttribute,
2043         getSetInput = jQuery.support.input;
2044
2045 jQuery.fn.extend({
2046         attr: function( name, value ) {
2047                 return jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 );
2048         },
2049
2050         removeAttr: function( name ) {
2051                 return this.each(function() {
2052                         jQuery.removeAttr( this, name );
2053                 });
2054         },
2055
2056         prop: function( name, value ) {
2057                 return jQuery.access( this, jQuery.prop, name, value, arguments.length > 1 );
2058         },
2059
2060         removeProp: function( name ) {
2061                 name = jQuery.propFix[ name ] || name;
2062                 return this.each(function() {
2063                         // try/catch handles cases where IE balks (such as removing a property on window)
2064                         try {
2065                                 this[ name ] = undefined;
2066                                 delete this[ name ];
2067                         } catch( e ) {}
2068                 });
2069         },
2070
2071         addClass: function( value ) {
2072                 var classes, elem, cur, clazz, j,
2073                         i = 0,
2074                         len = this.length,
2075                         proceed = typeof value === "string" && value;
2076
2077                 if ( jQuery.isFunction( value ) ) {
2078                         return this.each(function( j ) {
2079                                 jQuery( this ).addClass( value.call( this, j, this.className ) );
2080                         });
2081                 }
2082
2083                 if ( proceed ) {
2084                         // The disjunction here is for better compressibility (see removeClass)
2085                         classes = ( value || "" ).match( core_rnotwhite ) || [];
2086
2087                         for ( ; i < len; i++ ) {
2088                                 elem = this[ i ];
2089                                 cur = elem.nodeType === 1 && ( elem.className ?
2090                                         ( " " + elem.className + " " ).replace( rclass, " " ) :
2091                                         " "
2092                                 );
2093
2094                                 if ( cur ) {
2095                                         j = 0;
2096                                         while ( (clazz = classes[j++]) ) {
2097                                                 if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
2098                                                         cur += clazz + " ";
2099                                                 }
2100                                         }
2101                                         elem.className = jQuery.trim( cur );
2102
2103                                 }
2104                         }
2105                 }
2106
2107                 return this;
2108         },
2109
2110         removeClass: function( value ) {
2111                 var classes, elem, cur, clazz, j,
2112                         i = 0,
2113                         len = this.length,
2114                         proceed = arguments.length === 0 || typeof value === "string" && value;
2115
2116                 if ( jQuery.isFunction( value ) ) {
2117                         return this.each(function( j ) {
2118                                 jQuery( this ).removeClass( value.call( this, j, this.className ) );
2119                         });
2120                 }
2121                 if ( proceed ) {
2122                         classes = ( value || "" ).match( core_rnotwhite ) || [];
2123
2124                         for ( ; i < len; i++ ) {
2125                                 elem = this[ i ];
2126                                 // This expression is here for better compressibility (see addClass)
2127                                 cur = elem.nodeType === 1 && ( elem.className ?
2128                                         ( " " + elem.className + " " ).replace( rclass, " " ) :
2129                                         ""
2130                                 );
2131
2132                                 if ( cur ) {
2133                                         j = 0;
2134                                         while ( (clazz = classes[j++]) ) {
2135                                                 // Remove *all* instances
2136                                                 while ( cur.indexOf( " " + clazz + " " ) >= 0 ) {
2137                                                         cur = cur.replace( " " + clazz + " ", " " );
2138                                                 }
2139                                         }
2140                                         elem.className = value ? jQuery.trim( cur ) : "";
2141                                 }
2142                         }
2143                 }
2144
2145                 return this;
2146         },
2147
2148         toggleClass: function( value, stateVal ) {
2149                 var type = typeof value,
2150                         isBool = typeof stateVal === "boolean";
2151
2152                 if ( jQuery.isFunction( value ) ) {
2153                         return this.each(function( i ) {
2154                                 jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal );
2155                         });
2156                 }
2157
2158                 return this.each(function() {
2159                         if ( type === "string" ) {
2160                                 // toggle individual class names
2161                                 var className,
2162                                         i = 0,
2163                                         self = jQuery( this ),
2164                                         state = stateVal,
2165                                         classNames = value.match( core_rnotwhite ) || [];
2166
2167                                 while ( (className = classNames[ i++ ]) ) {
2168                                         // check each className given, space separated list
2169                                         state = isBool ? state : !self.hasClass( className );
2170                                         self[ state ? "addClass" : "removeClass" ]( className );
2171                                 }
2172
2173                         // Toggle whole class name
2174                         } else if ( type === core_strundefined || type === "boolean" ) {
2175                                 if ( this.className ) {
2176                                         // store className if set
2177                                         jQuery._data( this, "__className__", this.className );
2178                                 }
2179
2180                                 // If the element has a class name or if we're passed "false",
2181                                 // then remove the whole classname (if there was one, the above saved it).
2182                                 // Otherwise bring back whatever was previously saved (if anything),
2183                                 // falling back to the empty string if nothing was stored.
2184                                 this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || "";
2185                         }
2186                 });
2187         },
2188
2189         hasClass: function( selector ) {
2190                 var className = " " + selector + " ",
2191                         i = 0,
2192                         l = this.length;
2193                 for ( ; i < l; i++ ) {
2194                         if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) {
2195                                 return true;
2196                         }
2197                 }
2198
2199                 return false;
2200         },
2201
2202         val: function( value ) {
2203                 var ret, hooks, isFunction,
2204                         elem = this[0];
2205
2206                 if ( !arguments.length ) {
2207                         if ( elem ) {
2208                                 hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ];
2209
2210                                 if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) {
2211                                         return ret;
2212                                 }
2213
2214                                 ret = elem.value;
2215
2216                                 return typeof ret === "string" ?
2217                                         // handle most common string cases
2218                                         ret.replace(rreturn, "") :
2219                                         // handle cases where value is null/undef or number
2220                                         ret == null ? "" : ret;
2221                         }
2222
2223                         return;
2224                 }
2225
2226                 isFunction = jQuery.isFunction( value );
2227
2228                 return this.each(function( i ) {
2229                         var val,
2230                                 self = jQuery(this);
2231
2232                         if ( this.nodeType !== 1 ) {
2233                                 return;
2234                         }
2235
2236                         if ( isFunction ) {
2237                                 val = value.call( this, i, self.val() );
2238                         } else {
2239                                 val = value;
2240                         }
2241
2242                         // Treat null/undefined as ""; convert numbers to string
2243                         if ( val == null ) {
2244                                 val = "";
2245                         } else if ( typeof val === "number" ) {
2246                                 val += "";
2247                         } else if ( jQuery.isArray( val ) ) {
2248                                 val = jQuery.map(val, function ( value ) {
2249                                         return value == null ? "" : value + "";
2250                                 });
2251                         }
2252
2253                         hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
2254
2255                         // If set returns undefined, fall back to normal setting
2256                         if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) {
2257                                 this.value = val;
2258                         }
2259                 });
2260         }
2261 });
2262
2263 jQuery.extend({
2264         valHooks: {
2265                 option: {
2266                         get: function( elem ) {
2267                                 // attributes.value is undefined in Blackberry 4.7 but
2268                                 // uses .value. See #6932
2269                                 var val = elem.attributes.value;
2270                                 return !val || val.specified ? elem.value : elem.text;
2271                         }
2272                 },
2273                 select: {
2274                         get: function( elem ) {
2275                                 var value, option,
2276                                         options = elem.options,
2277                                         index = elem.selectedIndex,
2278                                         one = elem.type === "select-one" || index < 0,
2279                                         values = one ? null : [],
2280                                         max = one ? index + 1 : options.length,
2281                                         i = index < 0 ?
2282                                                 max :
2283                                                 one ? index : 0;
2284
2285                                 // Loop through all the selected options
2286                                 for ( ; i < max; i++ ) {
2287                                         option = options[ i ];
2288
2289                                         // oldIE doesn't update selected after form reset (#2551)
2290                                         if ( ( option.selected || i === index ) &&
2291                                                         // Don't return options that are disabled or in a disabled optgroup
2292                                                         ( jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null ) &&
2293                                                         ( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {
2294
2295                                                 // Get the specific value for the option
2296                                                 value = jQuery( option ).val();
2297
2298                                                 // We don't need an array for one selects
2299                                                 if ( one ) {
2300                                                         return value;
2301                                                 }
2302
2303                                                 // Multi-Selects return an array
2304                                                 values.push( value );
2305                                         }
2306                                 }
2307
2308                                 return values;
2309                         },
2310
2311                         set: function( elem, value ) {
2312                                 var values = jQuery.makeArray( value );
2313
2314                                 jQuery(elem).find("option").each(function() {
2315                                         this.selected = jQuery.inArray( jQuery(this).val(), values ) >= 0;
2316                                 });
2317
2318                                 if ( !values.length ) {
2319                                         elem.selectedIndex = -1;
2320                                 }
2321                                 return values;
2322                         }
2323                 }
2324         },
2325
2326         attr: function( elem, name, value ) {
2327                 var hooks, notxml, ret,
2328                         nType = elem.nodeType;
2329
2330                 // don't get/set attributes on text, comment and attribute nodes
2331                 if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
2332                         return;
2333                 }
2334
2335                 // Fallback to prop when attributes are not supported
2336                 if ( typeof elem.getAttribute === core_strundefined ) {
2337                         return jQuery.prop( elem, name, value );
2338                 }
2339
2340                 notxml = nType !== 1 || !jQuery.isXMLDoc( elem );
2341
2342                 // All attributes are lowercase
2343                 // Grab necessary hook if one is defined
2344                 if ( notxml ) {
2345                         name = name.toLowerCase();
2346                         hooks = jQuery.attrHooks[ name ] || ( rboolean.test( name ) ? boolHook : nodeHook );
2347                 }
2348
2349                 if ( value !== undefined ) {
2350
2351                         if ( value === null ) {
2352                                 jQuery.removeAttr( elem, name );
2353
2354                         } else if ( hooks && notxml && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
2355                                 return ret;
2356
2357                         } else {
2358                                 elem.setAttribute( name, value + "" );
2359                                 return value;
2360                         }
2361
2362                 } else if ( hooks && notxml && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
2363                         return ret;
2364
2365                 } else {
2366
2367                         // In IE9+, Flash objects don't have .getAttribute (#12945)
2368                         // Support: IE9+
2369                         if ( typeof elem.getAttribute !== core_strundefined ) {
2370                                 ret =  elem.getAttribute( name );
2371                         }
2372
2373                         // Non-existent attributes return null, we normalize to undefined
2374                         return ret == null ?
2375                                 undefined :
2376                                 ret;
2377                 }
2378         },
2379
2380         removeAttr: function( elem, value ) {
2381                 var name, propName,
2382                         i = 0,
2383                         attrNames = value && value.match( core_rnotwhite );
2384
2385                 if ( attrNames && elem.nodeType === 1 ) {
2386                         while ( (name = attrNames[i++]) ) {
2387                                 propName = jQuery.propFix[ name ] || name;
2388
2389                                 // Boolean attributes get special treatment (#10870)
2390                                 if ( rboolean.test( name ) ) {
2391                                         // Set corresponding property to false for boolean attributes
2392                                         // Also clear defaultChecked/defaultSelected (if appropriate) for IE<8
2393                                         if ( !getSetAttribute && ruseDefault.test( name ) ) {
2394                                                 elem[ jQuery.camelCase( "default-" + name ) ] =
2395                                                         elem[ propName ] = false;
2396                                         } else {
2397                                                 elem[ propName ] = false;
2398                                         }
2399
2400                                 // See #9699 for explanation of this approach (setting first, then removal)
2401                                 } else {
2402                                         jQuery.attr( elem, name, "" );
2403                                 }
2404
2405                                 elem.removeAttribute( getSetAttribute ? name : propName );
2406                         }
2407                 }
2408         },
2409
2410         attrHooks: {
2411                 type: {
2412                         set: function( elem, value ) {
2413                                 if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) {
2414                                         // Setting the type on a radio button after the value resets the value in IE6-9
2415                                         // Reset value to default in case type is set after value during creation
2416                                         var val = elem.value;
2417                                         elem.setAttribute( "type", value );
2418                                         if ( val ) {
2419                                                 elem.value = val;
2420                                         }
2421                                         return value;
2422                                 }
2423                         }
2424                 }
2425         },
2426
2427         propFix: {
2428                 tabindex: "tabIndex",
2429                 readonly: "readOnly",
2430                 "for": "htmlFor",
2431                 "class": "className",
2432                 maxlength: "maxLength",
2433                 cellspacing: "cellSpacing",
2434                 cellpadding: "cellPadding",
2435                 rowspan: "rowSpan",
2436                 colspan: "colSpan",
2437                 usemap: "useMap",
2438                 frameborder: "frameBorder",
2439                 contenteditable: "contentEditable"
2440         },
2441
2442         prop: function( elem, name, value ) {
2443                 var ret, hooks, notxml,
2444                         nType = elem.nodeType;
2445
2446                 // don't get/set properties on text, comment and attribute nodes
2447                 if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
2448                         return;
2449                 }
2450
2451                 notxml = nType !== 1 || !jQuery.isXMLDoc( elem );
2452
2453                 if ( notxml ) {
2454                         // Fix name and attach hooks
2455                         name = jQuery.propFix[ name ] || name;
2456                         hooks = jQuery.propHooks[ name ];
2457                 }
2458
2459                 if ( value !== undefined ) {
2460                         if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
2461                                 return ret;
2462
2463                         } else {
2464                                 return ( elem[ name ] = value );
2465                         }
2466
2467                 } else {
2468                         if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
2469                                 return ret;
2470
2471                         } else {
2472                                 return elem[ name ];
2473                         }
2474                 }
2475         },
2476
2477         propHooks: {
2478                 tabIndex: {
2479                         get: function( elem ) {
2480                                 // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set
2481                                 // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
2482                                 var attributeNode = elem.getAttributeNode("tabindex");
2483
2484                                 return attributeNode && attributeNode.specified ?
2485                                         parseInt( attributeNode.value, 10 ) :
2486                                         rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ?
2487                                                 0 :
2488                                                 undefined;
2489                         }
2490                 }
2491         }
2492 });
2493
2494 // Hook for boolean attributes
2495 boolHook = {
2496         get: function( elem, name ) {
2497                 var
2498                         // Use .prop to determine if this attribute is understood as boolean
2499                         prop = jQuery.prop( elem, name ),
2500
2501                         // Fetch it accordingly
2502                         attr = typeof prop === "boolean" && elem.getAttribute( name ),
2503                         detail = typeof prop === "boolean" ?
2504
2505                                 getSetInput && getSetAttribute ?
2506                                         attr != null :
2507                                         // oldIE fabricates an empty string for missing boolean attributes
2508                                         // and conflates checked/selected into attroperties
2509                                         ruseDefault.test( name ) ?
2510                                                 elem[ jQuery.camelCase( "default-" + name ) ] :
2511                                                 !!attr :
2512
2513                                 // fetch an attribute node for properties not recognized as boolean
2514                                 elem.getAttributeNode( name );
2515
2516                 return detail && detail.value !== false ?
2517                         name.toLowerCase() :
2518                         undefined;
2519         },
2520         set: function( elem, value, name ) {
2521                 if ( value === false ) {
2522                         // Remove boolean attributes when set to false
2523                         jQuery.removeAttr( elem, name );
2524                 } else if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) {
2525                         // IE<8 needs the *property* name
2526                         elem.setAttribute( !getSetAttribute && jQuery.propFix[ name ] || name, name );
2527
2528                 // Use defaultChecked and defaultSelected for oldIE
2529                 } else {
2530                         elem[ jQuery.camelCase( "default-" + name ) ] = elem[ name ] = true;
2531                 }
2532
2533                 return name;
2534         }
2535 };
2536
2537 // fix oldIE value attroperty
2538 if ( !getSetInput || !getSetAttribute ) {
2539         jQuery.attrHooks.value = {
2540                 get: function( elem, name ) {
2541                         var ret = elem.getAttributeNode( name );
2542                         return jQuery.nodeName( elem, "input" ) ?
2543
2544                                 // Ignore the value *property* by using defaultValue
2545                                 elem.defaultValue :
2546
2547                                 ret && ret.specified ? ret.value : undefined;
2548                 },
2549                 set: function( elem, value, name ) {
2550                         if ( jQuery.nodeName( elem, "input" ) ) {
2551                                 // Does not return so that setAttribute is also used
2552                                 elem.defaultValue = value;
2553                         } else {
2554                                 // Use nodeHook if defined (#1954); otherwise setAttribute is fine
2555                                 return nodeHook && nodeHook.set( elem, value, name );
2556                         }
2557                 }
2558         };
2559 }
2560
2561 // IE6/7 do not support getting/setting some attributes with get/setAttribute
2562 if ( !getSetAttribute ) {
2563
2564         // Use this for any attribute in IE6/7
2565         // This fixes almost every IE6/7 issue
2566         nodeHook = jQuery.valHooks.button = {
2567                 get: function( elem, name ) {
2568                         var ret = elem.getAttributeNode( name );
2569                         return ret && ( name === "id" || name === "name" || name === "coords" ? ret.value !== "" : ret.specified ) ?
2570                                 ret.value :
2571                                 undefined;
2572                 },
2573                 set: function( elem, value, name ) {
2574                         // Set the existing or create a new attribute node
2575                         var ret = elem.getAttributeNode( name );
2576                         if ( !ret ) {
2577                                 elem.setAttributeNode(
2578                                         (ret = elem.ownerDocument.createAttribute( name ))
2579                                 );
2580                         }
2581
2582                         ret.value = value += "";
2583
2584                         // Break association with cloned elements by also using setAttribute (#9646)
2585                         return name === "value" || value === elem.getAttribute( name ) ?
2586                                 value :
2587                                 undefined;
2588                 }
2589         };
2590
2591         // Set contenteditable to false on removals(#10429)
2592         // Setting to empty string throws an error as an invalid value
2593         jQuery.attrHooks.contenteditable = {
2594                 get: nodeHook.get,
2595                 set: function( elem, value, name ) {
2596                         nodeHook.set( elem, value === "" ? false : value, name );
2597                 }
2598         };
2599
2600         // Set width and height to auto instead of 0 on empty string( Bug #8150 )
2601         // This is for removals
2602         jQuery.each([ "width", "height" ], function( i, name ) {
2603                 jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {
2604                         set: function( elem, value ) {
2605                                 if ( value === "" ) {
2606                                         elem.setAttribute( name, "auto" );
2607                                         return value;
2608                                 }
2609                         }
2610                 });
2611         });
2612 }
2613
2614
2615 // Some attributes require a special call on IE
2616 // http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
2617 if ( !jQuery.support.hrefNormalized ) {
2618         jQuery.each([ "href", "src", "width", "height" ], function( i, name ) {
2619                 jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {
2620                         get: function( elem ) {
2621                                 var ret = elem.getAttribute( name, 2 );
2622                                 return ret == null ? undefined : ret;
2623                         }
2624                 });
2625         });
2626
2627         // href/src property should get the full normalized URL (#10299/#12915)
2628         jQuery.each([ "href", "src" ], function( i, name ) {
2629                 jQuery.propHooks[ name ] = {
2630                         get: function( elem ) {
2631                                 return elem.getAttribute( name, 4 );
2632                         }
2633                 };
2634         });
2635 }
2636
2637 if ( !jQuery.support.style ) {
2638         jQuery.attrHooks.style = {
2639                 get: function( elem ) {
2640                         // Return undefined in the case of empty string
2641                         // Note: IE uppercases css property names, but if we were to .toLowerCase()
2642                         // .cssText, that would destroy case senstitivity in URL's, like in "background"
2643                         return elem.style.cssText || undefined;
2644                 },
2645                 set: function( elem, value ) {
2646                         return ( elem.style.cssText = value + "" );
2647                 }
2648         };
2649 }
2650
2651 // Safari mis-reports the default selected property of an option
2652 // Accessing the parent's selectedIndex property fixes it
2653 if ( !jQuery.support.optSelected ) {
2654         jQuery.propHooks.selected = jQuery.extend( jQuery.propHooks.selected, {
2655                 get: function( elem ) {
2656                         var parent = elem.parentNode;
2657
2658                         if ( parent ) {
2659                                 parent.selectedIndex;
2660
2661                                 // Make sure that it also works with optgroups, see #5701
2662                                 if ( parent.parentNode ) {
2663                                         parent.parentNode.selectedIndex;
2664                                 }
2665                         }
2666                         return null;
2667                 }
2668         });
2669 }
2670
2671 // IE6/7 call enctype encoding
2672 if ( !jQuery.support.enctype ) {
2673         jQuery.propFix.enctype = "encoding";
2674 }
2675
2676 // Radios and checkboxes getter/setter
2677 if ( !jQuery.support.checkOn ) {
2678         jQuery.each([ "radio", "checkbox" ], function() {
2679                 jQuery.valHooks[ this ] = {
2680                         get: function( elem ) {
2681                                 // Handle the case where in Webkit "" is returned instead of "on" if a value isn't specified
2682                                 return elem.getAttribute("value") === null ? "on" : elem.value;
2683                         }
2684                 };
2685         });
2686 }
2687 jQuery.each([ "radio", "checkbox" ], function() {
2688         jQuery.valHooks[ this ] = jQuery.extend( jQuery.valHooks[ this ], {
2689                 set: function( elem, value ) {
2690                         if ( jQuery.isArray( value ) ) {
2691                                 return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 );
2692                         }
2693                 }
2694         });
2695 });
2696 var rformElems = /^(?:input|select|textarea)$/i,
2697         rkeyEvent = /^key/,
2698         rmouseEvent = /^(?:mouse|contextmenu)|click/,
2699         rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
2700         rtypenamespace = /^([^.]*)(?:\.(.+)|)$/;
2701
2702 function returnTrue() {
2703         return true;
2704 }
2705
2706 function returnFalse() {
2707         return false;
2708 }
2709
2710 /*
2711  * Helper functions for managing events -- not part of the public interface.
2712  * Props to Dean Edwards' addEvent library for many of the ideas.
2713  */
2714 jQuery.event = {
2715
2716         global: {},
2717
2718         add: function( elem, types, handler, data, selector ) {
2719                 var tmp, events, t, handleObjIn,
2720                         special, eventHandle, handleObj,
2721                         handlers, type, namespaces, origType,
2722                         elemData = jQuery._data( elem );
2723
2724                 // Don't attach events to noData or text/comment nodes (but allow plain objects)
2725                 if ( !elemData ) {
2726                         return;
2727                 }
2728
2729                 // Caller can pass in an object of custom data in lieu of the handler
2730                 if ( handler.handler ) {
2731                         handleObjIn = handler;
2732                         handler = handleObjIn.handler;
2733                         selector = handleObjIn.selector;
2734                 }
2735
2736                 // Make sure that the handler has a unique ID, used to find/remove it later
2737                 if ( !handler.guid ) {
2738                         handler.guid = jQuery.guid++;
2739                 }
2740
2741                 // Init the element's event structure and main handler, if this is the first
2742                 if ( !(events = elemData.events) ) {
2743                         events = elemData.events = {};
2744                 }
2745                 if ( !(eventHandle = elemData.handle) ) {
2746                         eventHandle = elemData.handle = function( e ) {
2747                                 // Discard the second event of a jQuery.event.trigger() and
2748                                 // when an event is called after a page has unloaded
2749                                 return typeof jQuery !== core_strundefined && (!e || jQuery.event.triggered !== e.type) ?
2750                                         jQuery.event.dispatch.apply( eventHandle.elem, arguments ) :
2751                                         undefined;
2752                         };
2753                         // Add elem as a property of the handle fn to prevent a memory leak with IE non-native events
2754                         eventHandle.elem = elem;
2755                 }
2756
2757                 // Handle multiple events separated by a space
2758                 // jQuery(...).bind("mouseover mouseout", fn);
2759                 types = ( types || "" ).match( core_rnotwhite ) || [""];
2760                 t = types.length;
2761                 while ( t-- ) {
2762                         tmp = rtypenamespace.exec( types[t] ) || [];
2763                         type = origType = tmp[1];
2764                         namespaces = ( tmp[2] || "" ).split( "." ).sort();
2765
2766                         // If event changes its type, use the special event handlers for the changed type
2767                         special = jQuery.event.special[ type ] || {};
2768
2769                         // If selector defined, determine special event api type, otherwise given type
2770                         type = ( selector ? special.delegateType : special.bindType ) || type;
2771
2772                         // Update special based on newly reset type
2773                         special = jQuery.event.special[ type ] || {};
2774
2775                         // handleObj is passed to all event handlers
2776                         handleObj = jQuery.extend({
2777                                 type: type,
2778                                 origType: origType,
2779                                 data: data,
2780                                 handler: handler,
2781                                 guid: handler.guid,
2782                                 selector: selector,
2783                                 needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
2784                                 namespace: namespaces.join(".")
2785                         }, handleObjIn );
2786
2787                         // Init the event handler queue if we're the first
2788                         if ( !(handlers = events[ type ]) ) {
2789                                 handlers = events[ type ] = [];
2790                                 handlers.delegateCount = 0;
2791
2792                                 // Only use addEventListener/attachEvent if the special events handler returns false
2793                                 if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
2794                                         // Bind the global event handler to the element
2795                                         if ( elem.addEventListener ) {
2796                                                 elem.addEventListener( type, eventHandle, false );
2797
2798                                         } else if ( elem.attachEvent ) {
2799                                                 elem.attachEvent( "on" + type, eventHandle );
2800                                         }
2801                                 }
2802                         }
2803
2804                         if ( special.add ) {
2805                                 special.add.call( elem, handleObj );
2806
2807                                 if ( !handleObj.handler.guid ) {
2808                                         handleObj.handler.guid = handler.guid;
2809                                 }
2810                         }
2811
2812                         // Add to the element's handler list, delegates in front
2813                         if ( selector ) {
2814                                 handlers.splice( handlers.delegateCount++, 0, handleObj );
2815                         } else {
2816                                 handlers.push( handleObj );
2817                         }
2818
2819                         // Keep track of which events have ever been used, for event optimization
2820                         jQuery.event.global[ type ] = true;
2821                 }
2822
2823                 // Nullify elem to prevent memory leaks in IE
2824                 elem = null;
2825         },
2826
2827         // Detach an event or set of events from an element
2828         remove: function( elem, types, handler, selector, mappedTypes ) {
2829                 var j, handleObj, tmp,
2830                         origCount, t, events,
2831                         special, handlers, type,
2832                         namespaces, origType,
2833                         elemData = jQuery.hasData( elem ) && jQuery._data( elem );
2834
2835                 if ( !elemData || !(events = elemData.events) ) {
2836                         return;
2837                 }
2838
2839                 // Once for each type.namespace in types; type may be omitted
2840                 types = ( types || "" ).match( core_rnotwhite ) || [""];
2841                 t = types.length;
2842                 while ( t-- ) {
2843                         tmp = rtypenamespace.exec( types[t] ) || [];
2844                         type = origType = tmp[1];
2845                         namespaces = ( tmp[2] || "" ).split( "." ).sort();
2846
2847                         // Unbind all events (on this namespace, if provided) for the element
2848                         if ( !type ) {
2849                                 for ( type in events ) {
2850                                         jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
2851                                 }
2852                                 continue;
2853                         }
2854
2855                         special = jQuery.event.special[ type ] || {};
2856                         type = ( selector ? special.delegateType : special.bindType ) || type;
2857                         handlers = events[ type ] || [];
2858                         tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" );
2859
2860                         // Remove matching events
2861                         origCount = j = handlers.length;
2862                         while ( j-- ) {
2863                                 handleObj = handlers[ j ];
2864
2865                                 if ( ( mappedTypes || origType === handleObj.origType ) &&
2866                                         ( !handler || handler.guid === handleObj.guid ) &&
2867                                         ( !tmp || tmp.test( handleObj.namespace ) ) &&
2868                                         ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) {
2869                                         handlers.splice( j, 1 );
2870
2871                                         if ( handleObj.selector ) {
2872                                                 handlers.delegateCount--;
2873                                         }
2874                                         if ( special.remove ) {
2875                                                 special.remove.call( elem, handleObj );
2876                                         }
2877                                 }
2878                         }
2879
2880                         // Remove generic event handler if we removed something and no more handlers exist
2881                         // (avoids potential for endless recursion during removal of special event handlers)
2882                         if ( origCount && !handlers.length ) {
2883                                 if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
2884                                         jQuery.removeEvent( elem, type, elemData.handle );
2885                                 }
2886
2887                                 delete events[ type ];
2888                         }
2889                 }
2890
2891                 // Remove the expando if it's no longer used
2892                 if ( jQuery.isEmptyObject( events ) ) {
2893                         delete elemData.handle;
2894
2895                         // removeData also checks for emptiness and clears the expando if empty
2896                         // so use it instead of delete
2897                         jQuery._removeData( elem, "events" );
2898                 }
2899         },
2900
2901         trigger: function( event, data, elem, onlyHandlers ) {
2902                 var handle, ontype, cur,
2903                         bubbleType, special, tmp, i,
2904                         eventPath = [ elem || document ],
2905                         type = core_hasOwn.call( event, "type" ) ? event.type : event,
2906                         namespaces = core_hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : [];
2907
2908                 cur = tmp = elem = elem || document;
2909
2910                 // Don't do events on text and comment nodes
2911                 if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
2912                         return;
2913                 }
2914
2915                 // focus/blur morphs to focusin/out; ensure we're not firing them right now
2916                 if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
2917                         return;
2918                 }
2919
2920                 if ( type.indexOf(".") >= 0 ) {
2921                         // Namespaced trigger; create a regexp to match event type in handle()
2922                         namespaces = type.split(".");
2923                         type = namespaces.shift();
2924                         namespaces.sort();
2925                 }
2926                 ontype = type.indexOf(":") < 0 && "on" + type;
2927
2928                 // Caller can pass in a jQuery.Event object, Object, or just an event type string
2929                 event = event[ jQuery.expando ] ?
2930                         event :
2931                         new jQuery.Event( type, typeof event === "object" && event );
2932
2933                 event.isTrigger = true;
2934                 event.namespace = namespaces.join(".");
2935                 event.namespace_re = event.namespace ?
2936                         new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) :
2937                         null;
2938
2939                 // Clean up the event in case it is being reused
2940                 event.result = undefined;
2941                 if ( !event.target ) {
2942                         event.target = elem;
2943                 }
2944
2945                 // Clone any incoming data and prepend the event, creating the handler arg list
2946                 data = data == null ?
2947                         [ event ] :
2948                         jQuery.makeArray( data, [ event ] );
2949
2950                 // Allow special events to draw outside the lines
2951                 special = jQuery.event.special[ type ] || {};
2952                 if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
2953                         return;
2954                 }
2955
2956                 // Determine event propagation path in advance, per W3C events spec (#9951)
2957                 // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
2958                 if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {
2959
2960                         bubbleType = special.delegateType || type;
2961                         if ( !rfocusMorph.test( bubbleType + type ) ) {
2962                                 cur = cur.parentNode;
2963                         }
2964                         for ( ; cur; cur = cur.parentNode ) {
2965                                 eventPath.push( cur );
2966                                 tmp = cur;
2967                         }
2968
2969                         // Only add window if we got to document (e.g., not plain obj or detached DOM)
2970                         if ( tmp === (elem.ownerDocument || document) ) {
2971                                 eventPath.push( tmp.defaultView || tmp.parentWindow || window );
2972                         }
2973                 }
2974
2975                 // Fire handlers on the event path
2976                 i = 0;
2977                 while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) {
2978
2979                         event.type = i > 1 ?
2980                                 bubbleType :
2981                                 special.bindType || type;
2982
2983                         // jQuery handler
2984                         handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" );
2985                         if ( handle ) {
2986                                 handle.apply( cur, data );
2987                         }
2988
2989                         // Native handler
2990                         handle = ontype && cur[ ontype ];
2991                         if ( handle && jQuery.acceptData( cur ) && handle.apply && handle.apply( cur, data ) === false ) {
2992                                 event.preventDefault();
2993                         }
2994                 }
2995                 event.type = type;
2996
2997                 // If nobody prevented the default action, do it now
2998                 if ( !onlyHandlers && !event.isDefaultPrevented() ) {
2999
3000                         if ( (!special._default || special._default.apply( elem.ownerDocument, data ) === false) &&
3001                                 !(type === "click" && jQuery.nodeName( elem, "a" )) && jQuery.acceptData( elem ) ) {
3002
3003                                 // Call a native DOM method on the target with the same name name as the event.
3004                                 // Can't use an .isFunction() check here because IE6/7 fails that test.
3005                                 // Don't do default actions on window, that's where global variables be (#6170)
3006                                 if ( ontype && elem[ type ] && !jQuery.isWindow( elem ) ) {
3007
3008                                         // Don't re-trigger an onFOO event when we call its FOO() method
3009                                         tmp = elem[ ontype ];
3010
3011                                         if ( tmp ) {
3012                                                 elem[ ontype ] = null;
3013                                         }
3014
3015                                         // Prevent re-triggering of the same event, since we already bubbled it above
3016                                         jQuery.event.triggered = type;
3017                                         try {
3018                                                 elem[ type ]();
3019                                         } catch ( e ) {
3020                                                 // IE<9 dies on focus/blur to hidden element (#1486,#12518)
3021                                                 // only reproducible on winXP IE8 native, not IE9 in IE8 mode
3022                                         }
3023                                         jQuery.event.triggered = undefined;
3024
3025                                         if ( tmp ) {
3026                                                 elem[ ontype ] = tmp;
3027                                         }
3028                                 }
3029                         }
3030                 }
3031
3032                 return event.result;
3033         },
3034
3035         dispatch: function( event ) {
3036
3037                 // Make a writable jQuery.Event from the native event object
3038                 event = jQuery.event.fix( event );
3039
3040                 var i, ret, handleObj, matched, j,
3041                         handlerQueue = [],
3042                         args = core_slice.call( arguments ),
3043                         handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [],
3044                         special = jQuery.event.special[ event.type ] || {};
3045
3046                 // Use the fix-ed jQuery.Event rather than the (read-only) native event
3047                 args[0] = event;
3048                 event.delegateTarget = this;
3049
3050                 // Call the preDispatch hook for the mapped type, and let it bail if desired
3051                 if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
3052                         return;
3053                 }
3054
3055                 // Determine handlers
3056                 handlerQueue = jQuery.event.handlers.call( this, event, handlers );
3057
3058                 // Run delegates first; they may want to stop propagation beneath us
3059                 i = 0;
3060                 while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) {
3061                         event.currentTarget = matched.elem;
3062
3063                         j = 0;
3064                         while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) {
3065
3066                                 // Triggered event must either 1) have no namespace, or
3067                                 // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
3068                                 if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) {
3069
3070                                         event.handleObj = handleObj;
3071                                         event.data = handleObj.data;
3072
3073                                         ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler )
3074                                                         .apply( matched.elem, args );
3075
3076                                         if ( ret !== undefined ) {
3077                                                 if ( (event.result = ret) === false ) {
3078                                                         event.preventDefault();
3079                                                         event.stopPropagation();
3080                                                 }
3081                                         }
3082                                 }
3083                         }
3084                 }
3085
3086                 // Call the postDispatch hook for the mapped type
3087                 if ( special.postDispatch ) {
3088                         special.postDispatch.call( this, event );
3089                 }
3090
3091                 return event.result;
3092         },
3093
3094         handlers: function( event, handlers ) {
3095                 var sel, handleObj, matches, i,
3096                         handlerQueue = [],
3097                         delegateCount = handlers.delegateCount,
3098                         cur = event.target;
3099
3100                 // Find delegate handlers
3101                 // Black-hole SVG <use> instance trees (#13180)
3102                 // Avoid non-left-click bubbling in Firefox (#3861)
3103                 if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) {
3104
3105                         for ( ; cur != this; cur = cur.parentNode || this ) {
3106
3107                                 // Don't check non-elements (#13208)
3108                                 // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
3109                                 if ( cur.nodeType === 1 && (cur.disabled !== true || event.type !== "click") ) {
3110                                         matches = [];
3111                                         for ( i = 0; i < delegateCount; i++ ) {
3112                                                 handleObj = handlers[ i ];
3113
3114                                                 // Don't conflict with Object.prototype properties (#13203)
3115                                                 sel = handleObj.selector + " ";
3116
3117                                                 if ( matches[ sel ] === undefined ) {
3118                                                         matches[ sel ] = handleObj.needsContext ?
3119                                                                 jQuery( sel, this ).index( cur ) >= 0 :
3120                                                                 jQuery.find( sel, this, null, [ cur ] ).length;
3121                                                 }
3122                                                 if ( matches[ sel ] ) {
3123                                                         matches.push( handleObj );
3124                                                 }
3125                                         }
3126                                         if ( matches.length ) {
3127                                                 handlerQueue.push({ elem: cur, handlers: matches });
3128                                         }
3129                                 }
3130                         }
3131                 }
3132
3133                 // Add the remaining (directly-bound) handlers
3134                 if ( delegateCount < handlers.length ) {
3135                         handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) });
3136                 }
3137
3138                 return handlerQueue;
3139         },
3140
3141         fix: function( event ) {
3142                 if ( event[ jQuery.expando ] ) {
3143                         return event;
3144                 }
3145
3146                 // Create a writable copy of the event object and normalize some properties
3147                 var i, prop, copy,
3148                         type = event.type,
3149                         originalEvent = event,
3150                         fixHook = this.fixHooks[ type ];
3151
3152                 if ( !fixHook ) {
3153                         this.fixHooks[ type ] = fixHook =
3154                                 rmouseEvent.test( type ) ? this.mouseHooks :
3155                                 rkeyEvent.test( type ) ? this.keyHooks :
3156                                 {};
3157                 }
3158                 copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;
3159
3160                 event = new jQuery.Event( originalEvent );
3161
3162                 i = copy.length;
3163                 while ( i-- ) {
3164                         prop = copy[ i ];
3165                         event[ prop ] = originalEvent[ prop ];
3166                 }
3167
3168                 // Support: IE<9
3169                 // Fix target property (#1925)
3170                 if ( !event.target ) {
3171                         event.target = originalEvent.srcElement || document;
3172                 }
3173
3174                 // Support: Chrome 23+, Safari?
3175                 // Target should not be a text node (#504, #13143)
3176                 if ( event.target.nodeType === 3 ) {
3177                         event.target = event.target.parentNode;
3178                 }
3179
3180                 // Support: IE<9
3181                 // For mouse/key events, metaKey==false if it's undefined (#3368, #11328)
3182                 event.metaKey = !!event.metaKey;
3183
3184                 return fixHook.filter ? fixHook.filter( event, originalEvent ) : event;
3185         },
3186
3187         // Includes some event props shared by KeyEvent and MouseEvent
3188         props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),
3189
3190         fixHooks: {},
3191
3192         keyHooks: {
3193                 props: "char charCode key keyCode".split(" "),
3194                 filter: function( event, original ) {
3195
3196                         // Add which for key events
3197                         if ( event.which == null ) {
3198                                 event.which = original.charCode != null ? original.charCode : original.keyCode;
3199                         }
3200
3201                         return event;
3202                 }
3203         },
3204
3205         mouseHooks: {
3206                 props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
3207                 filter: function( event, original ) {
3208                         var body, eventDoc, doc,
3209                                 button = original.button,
3210                                 fromElement = original.fromElement;
3211
3212                         // Calculate pageX/Y if missing and clientX/Y available
3213                         if ( event.pageX == null && original.clientX != null ) {
3214                                 eventDoc = event.target.ownerDocument || document;
3215                                 doc = eventDoc.documentElement;
3216                                 body = eventDoc.body;
3217
3218                                 event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
3219                                 event.pageY = original.clientY + ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) - ( doc && doc.clientTop  || body && body.clientTop  || 0 );
3220                         }
3221
3222                         // Add relatedTarget, if necessary
3223                         if ( !event.relatedTarget && fromElement ) {
3224                                 event.relatedTarget = fromElement === event.target ? original.toElement : fromElement;
3225                         }
3226
3227                         // Add which for click: 1 === left; 2 === middle; 3 === right
3228                         // Note: button is not normalized, so don't use it
3229                         if ( !event.which && button !== undefined ) {
3230                                 event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
3231                         }
3232
3233                         return event;
3234                 }
3235         },
3236
3237         special: {
3238                 load: {
3239                         // Prevent triggered image.load events from bubbling to window.load
3240                         noBubble: true
3241                 },
3242                 click: {
3243                         // For checkbox, fire native event so checked state will be right
3244                         trigger: function() {
3245                                 if ( jQuery.nodeName( this, "input" ) && this.type === "checkbox" && this.click ) {
3246                                         this.click();
3247                                         return false;
3248                                 }
3249                         }
3250                 },
3251                 focus: {
3252                         // Fire native event if possible so blur/focus sequence is correct
3253                         trigger: function() {
3254                                 if ( this !== document.activeElement && this.focus ) {
3255                                         try {
3256                                                 this.focus();
3257                                                 return false;
3258                                         } catch ( e ) {
3259                                                 // Support: IE<9
3260                                                 // If we error on focus to hidden element (#1486, #12518),
3261                                                 // let .trigger() run the handlers
3262                                         }
3263                                 }
3264                         },
3265                         delegateType: "focusin"
3266                 },
3267                 blur: {
3268                         trigger: function() {
3269                                 if ( this === document.activeElement && this.blur ) {
3270                                         this.blur();
3271                                         return false;
3272                                 }
3273                         },
3274                         delegateType: "focusout"
3275                 },
3276
3277                 beforeunload: {
3278                         postDispatch: function( event ) {
3279
3280                                 // Even when returnValue equals to undefined Firefox will still show alert
3281                                 if ( event.result !== undefined ) {
3282                                         event.originalEvent.returnValue = event.result;
3283                                 }
3284                         }
3285                 }
3286         },
3287
3288         simulate: function( type, elem, event, bubble ) {
3289                 // Piggyback on a donor event to simulate a different one.
3290                 // Fake originalEvent to avoid donor's stopPropagation, but if the
3291                 // simulated event prevents default then we do the same on the donor.
3292                 var e = jQuery.extend(
3293                         new jQuery.Event(),
3294                         event,
3295                         { type: type,
3296                                 isSimulated: true,
3297                                 originalEvent: {}
3298                         }
3299                 );
3300                 if ( bubble ) {
3301                         jQuery.event.trigger( e, null, elem );
3302                 } else {
3303                         jQuery.event.dispatch.call( elem, e );
3304                 }
3305                 if ( e.isDefaultPrevented() ) {
3306                         event.preventDefault();
3307                 }
3308         }
3309 };
3310
3311 jQuery.removeEvent = document.removeEventListener ?
3312         function( elem, type, handle ) {
3313                 if ( elem.removeEventListener ) {
3314                         elem.removeEventListener( type, handle, false );
3315                 }
3316         } :
3317         function( elem, type, handle ) {
3318                 var name = "on" + type;
3319
3320                 if ( elem.detachEvent ) {
3321
3322                         // #8545, #7054, preventing memory leaks for custom events in IE6-8
3323                         // detachEvent needed property on element, by name of that event, to properly expose it to GC
3324                         if ( typeof elem[ name ] === core_strundefined ) {
3325                                 elem[ name ] = null;
3326                         }
3327
3328                         elem.detachEvent( name, handle );
3329                 }
3330         };
3331
3332 jQuery.Event = function( src, props ) {
3333         // Allow instantiation without the 'new' keyword
3334         if ( !(this instanceof jQuery.Event) ) {
3335                 return new jQuery.Event( src, props );
3336         }
3337
3338         // Event object
3339         if ( src && src.type ) {
3340                 this.originalEvent = src;
3341                 this.type = src.type;
3342
3343                 // Events bubbling up the document may have been marked as prevented
3344                 // by a handler lower down the tree; reflect the correct value.
3345                 this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false ||
3346                         src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse;
3347
3348         // Event type
3349         } else {
3350                 this.type = src;
3351         }
3352
3353         // Put explicitly provided properties onto the event object
3354         if ( props ) {
3355                 jQuery.extend( this, props );
3356         }
3357
3358         // Create a timestamp if incoming event doesn't have one
3359         this.timeStamp = src && src.timeStamp || jQuery.now();
3360
3361         // Mark it as fixed
3362         this[ jQuery.expando ] = true;
3363 };
3364
3365 // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
3366 // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
3367 jQuery.Event.prototype = {
3368         isDefaultPrevented: returnFalse,
3369         isPropagationStopped: returnFalse,
3370         isImmediatePropagationStopped: returnFalse,
3371
3372         preventDefault: function() {
3373                 var e = this.originalEvent;
3374
3375                 this.isDefaultPrevented = returnTrue;
3376                 if ( !e ) {
3377                         return;
3378                 }
3379
3380                 // If preventDefault exists, run it on the original event
3381                 if ( e.preventDefault ) {
3382                         e.preventDefault();
3383
3384                 // Support: IE
3385                 // Otherwise set the returnValue property of the original event to false
3386                 } else {
3387                         e.returnValue = false;
3388                 }
3389         },
3390         stopPropagation: function() {
3391                 var e = this.originalEvent;
3392
3393                 this.isPropagationStopped = returnTrue;
3394                 if ( !e ) {
3395                         return;
3396                 }
3397                 // If stopPropagation exists, run it on the original event
3398                 if ( e.stopPropagation ) {
3399                         e.stopPropagation();
3400                 }
3401
3402                 // Support: IE
3403                 // Set the cancelBubble property of the original event to true
3404                 e.cancelBubble = true;
3405         },
3406         stopImmediatePropagation: function() {
3407                 this.isImmediatePropagationStopped = returnTrue;
3408                 this.stopPropagation();
3409         }
3410 };
3411
3412 // Create mouseenter/leave events using mouseover/out and event-time checks
3413 jQuery.each({
3414         mouseenter: "mouseover",
3415         mouseleave: "mouseout"
3416 }, function( orig, fix ) {
3417         jQuery.event.special[ orig ] = {
3418                 delegateType: fix,
3419                 bindType: fix,
3420
3421                 handle: function( event ) {
3422                         var ret,
3423                                 target = this,
3424                                 related = event.relatedTarget,
3425                                 handleObj = event.handleObj;
3426
3427                         // For mousenter/leave call the handler if related is outside the target.
3428                         // NB: No relatedTarget if the mouse left/entered the browser window
3429                         if ( !related || (related !== target && !jQuery.contains( target, related )) ) {
3430                                 event.type = handleObj.origType;
3431                                 ret = handleObj.handler.apply( this, arguments );
3432                                 event.type = fix;
3433                         }
3434                         return ret;
3435                 }
3436         };
3437 });
3438
3439 // IE submit delegation
3440 if ( !jQuery.support.submitBubbles ) {
3441
3442         jQuery.event.special.submit = {
3443                 setup: function() {
3444                         // Only need this for delegated form submit events
3445                         if ( jQuery.nodeName( this, "form" ) ) {
3446                                 return false;
3447                         }
3448
3449                         // Lazy-add a submit handler when a descendant form may potentially be submitted
3450                         jQuery.event.add( this, "click._submit keypress._submit", function( e ) {
3451                                 // Node name check avoids a VML-related crash in IE (#9807)
3452                                 var elem = e.target,
3453                                         form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined;
3454                                 if ( form && !jQuery._data( form, "submitBubbles" ) ) {
3455                                         jQuery.event.add( form, "submit._submit", function( event ) {
3456                                                 event._submit_bubble = true;
3457                                         });
3458                                         jQuery._data( form, "submitBubbles", true );
3459                                 }
3460                         });
3461                         // return undefined since we don't need an event listener
3462                 },
3463
3464                 postDispatch: function( event ) {
3465                         // If form was submitted by the user, bubble the event up the tree
3466                         if ( event._submit_bubble ) {
3467                                 delete event._submit_bubble;
3468                                 if ( this.parentNode && !event.isTrigger ) {
3469                                         jQuery.event.simulate( "submit", this.parentNode, event, true );
3470                                 }
3471                         }
3472                 },
3473
3474                 teardown: function() {
3475                         // Only need this for delegated form submit events
3476                         if ( jQuery.nodeName( this, "form" ) ) {
3477                                 return false;
3478                         }
3479
3480                         // Remove delegated handlers; cleanData eventually reaps submit handlers attached above
3481                         jQuery.event.remove( this, "._submit" );
3482                 }
3483         };
3484 }
3485
3486 // IE change delegation and checkbox/radio fix
3487 if ( !jQuery.support.changeBubbles ) {
3488
3489         jQuery.event.special.change = {
3490
3491                 setup: function() {
3492
3493                         if ( rformElems.test( this.nodeName ) ) {
3494                                 // IE doesn't fire change on a check/radio until blur; trigger it on click
3495                                 // after a propertychange. Eat the blur-change in special.change.handle.
3496                                 // This still fires onchange a second time for check/radio after blur.
3497                                 if ( this.type === "checkbox" || this.type === "radio" ) {
3498                                         jQuery.event.add( this, "propertychange._change", function( event ) {
3499                                                 if ( event.originalEvent.propertyName === "checked" ) {
3500                                                         this._just_changed = true;
3501                                                 }
3502                                         });
3503                                         jQuery.event.add( this, "click._change", function( event ) {
3504                                                 if ( this._just_changed && !event.isTrigger ) {
3505                                                         this._just_changed = false;
3506                                                 }
3507                                                 // Allow triggered, simulated change events (#11500)
3508                                                 jQuery.event.simulate( "change", this, event, true );
3509                                         });
3510                                 }
3511                                 return false;
3512                         }
3513                         // Delegated event; lazy-add a change handler on descendant inputs
3514                         jQuery.event.add( this, "beforeactivate._change", function( e ) {
3515                                 var elem = e.target;
3516
3517                                 if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "changeBubbles" ) ) {
3518                                         jQuery.event.add( elem, "change._change", function( event ) {
3519                                                 if ( this.parentNode && !event.isSimulated && !event.isTrigger ) {
3520                                                         jQuery.event.simulate( "change", this.parentNode, event, true );
3521                                                 }
3522                                         });
3523                                         jQuery._data( elem, "changeBubbles", true );
3524                                 }
3525                         });
3526                 },
3527
3528                 handle: function( event ) {
3529                         var elem = event.target;
3530
3531                         // Swallow native change events from checkbox/radio, we already triggered them above
3532                         if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) {
3533                                 return event.handleObj.handler.apply( this, arguments );
3534                         }
3535                 },
3536
3537                 teardown: function() {
3538                         jQuery.event.remove( this, "._change" );
3539
3540                         return !rformElems.test( this.nodeName );
3541                 }
3542         };
3543 }
3544
3545 // Create "bubbling" focus and blur events
3546 if ( !jQuery.support.focusinBubbles ) {
3547         jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {
3548
3549                 // Attach a single capturing handler while someone wants focusin/focusout
3550                 var attaches = 0,
3551                         handler = function( event ) {
3552                                 jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true );
3553                         };
3554
3555                 jQuery.event.special[ fix ] = {
3556                         setup: function() {
3557                                 if ( attaches++ === 0 ) {
3558                                         document.addEventListener( orig, handler, true );
3559                                 }
3560                         },
3561                         teardown: function() {
3562                                 if ( --attaches === 0 ) {
3563                                         document.removeEventListener( orig, handler, true );
3564                                 }
3565                         }
3566                 };
3567         });
3568 }
3569
3570 jQuery.fn.extend({
3571
3572         on: function( types, selector, data, fn, /*INTERNAL*/ one ) {
3573                 var type, origFn;
3574
3575                 // Types can be a map of types/handlers
3576                 if ( typeof types === "object" ) {
3577                         // ( types-Object, selector, data )
3578                         if ( typeof selector !== "string" ) {
3579                                 // ( types-Object, data )
3580                                 data = data || selector;
3581                                 selector = undefined;
3582                         }
3583                         for ( type in types ) {
3584                                 this.on( type, selector, data, types[ type ], one );
3585                         }
3586                         return this;
3587                 }
3588
3589                 if ( data == null && fn == null ) {
3590                         // ( types, fn )
3591                         fn = selector;
3592                         data = selector = undefined;
3593                 } else if ( fn == null ) {
3594                         if ( typeof selector === "string" ) {
3595                                 // ( types, selector, fn )
3596                                 fn = data;
3597                                 data = undefined;
3598                         } else {
3599                                 // ( types, data, fn )
3600                                 fn = data;
3601                                 data = selector;
3602                                 selector = undefined;
3603                         }
3604                 }
3605                 if ( fn === false ) {
3606                         fn = returnFalse;
3607                 } else if ( !fn ) {
3608                         return this;
3609                 }
3610
3611                 if ( one === 1 ) {
3612                         origFn = fn;
3613                         fn = function( event ) {
3614                                 // Can use an empty set, since event contains the info
3615                                 jQuery().off( event );
3616                                 return origFn.apply( this, arguments );
3617                         };
3618                         // Use same guid so caller can remove using origFn
3619                         fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
3620                 }
3621                 return this.each( function() {
3622                         jQuery.event.add( this, types, fn, data, selector );
3623                 });
3624         },
3625         one: function( types, selector, data, fn ) {
3626                 return this.on( types, selector, data, fn, 1 );
3627         },
3628         off: function( types, selector, fn ) {
3629                 var handleObj, type;
3630                 if ( types && types.preventDefault && types.handleObj ) {
3631                         // ( event )  dispatched jQuery.Event
3632                         handleObj = types.handleObj;
3633                         jQuery( types.delegateTarget ).off(
3634                                 handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType,
3635                                 handleObj.selector,
3636                                 handleObj.handler
3637                         );
3638                         return this;
3639                 }
3640                 if ( typeof types === "object" ) {
3641                         // ( types-object [, selector] )
3642                         for ( type in types ) {
3643                                 this.off( type, selector, types[ type ] );
3644                         }
3645                         return this;
3646                 }
3647                 if ( selector === false || typeof selector === "function" ) {
3648                         // ( types [, fn] )
3649                         fn = selector;
3650                         selector = undefined;
3651                 }
3652                 if ( fn === false ) {
3653                         fn = returnFalse;
3654                 }
3655                 return this.each(function() {
3656                         jQuery.event.remove( this, types, fn, selector );
3657                 });
3658         },
3659
3660         bind: function( types, data, fn ) {
3661                 return this.on( types, null, data, fn );
3662         },
3663         unbind: function( types, fn ) {
3664                 return this.off( types, null, fn );
3665         },
3666
3667         delegate: function( selector, types, data, fn ) {
3668                 return this.on( types, selector, data, fn );
3669         },
3670         undelegate: function( selector, types, fn ) {
3671                 // ( namespace ) or ( selector, types [, fn] )
3672                 return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn );
3673         },
3674
3675         trigger: function( type, data ) {
3676                 return this.each(function() {
3677                         jQuery.event.trigger( type, data, this );
3678                 });
3679         },
3680         triggerHandler: function( type, data ) {
3681                 var elem = this[0];
3682                 if ( elem ) {
3683                         return jQuery.event.trigger( type, data, elem, true );
3684                 }
3685         }
3686 });
3687 /*!
3688  * Sizzle CSS Selector Engine
3689  * Copyright 2012 jQuery Foundation and other contributors
3690  * Released under the MIT license
3691  * http://sizzlejs.com/
3692  */
3693 (function( window, undefined ) {
3694
3695 var i,
3696         cachedruns,
3697         Expr,
3698         getText,
3699         isXML,
3700         compile,
3701         hasDuplicate,
3702         outermostContext,
3703
3704         // Local document vars
3705         setDocument,
3706         document,
3707         docElem,
3708         documentIsXML,
3709         rbuggyQSA,
3710         rbuggyMatches,
3711         matches,
3712         contains,
3713         sortOrder,
3714
3715         // Instance-specific data
3716         expando = "sizzle" + -(new Date()),
3717         preferredDoc = window.document,
3718         support = {},
3719         dirruns = 0,
3720         done = 0,
3721         classCache = createCache(),
3722         tokenCache = createCache(),
3723         compilerCache = createCache(),
3724
3725         // General-purpose constants
3726         strundefined = typeof undefined,
3727         MAX_NEGATIVE = 1 << 31,
3728
3729         // Array methods
3730         arr = [],
3731         pop = arr.pop,
3732         push = arr.push,
3733         slice = arr.slice,
3734         // Use a stripped-down indexOf if we can't use a native one
3735         indexOf = arr.indexOf || function( elem ) {
3736                 var i = 0,
3737                         len = this.length;
3738                 for ( ; i < len; i++ ) {
3739                         if ( this[i] === elem ) {
3740                                 return i;
3741                         }
3742                 }
3743                 return -1;
3744         },
3745
3746
3747         // Regular expressions
3748
3749         // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
3750         whitespace = "[\\x20\\t\\r\\n\\f]",
3751         // http://www.w3.org/TR/css3-syntax/#characters
3752         characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",
3753
3754         // Loosely modeled on CSS identifier characters
3755         // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors
3756         // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
3757         identifier = characterEncoding.replace( "w", "w#" ),
3758
3759         // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors
3760         operators = "([*^$|!~]?=)",
3761         attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +
3762                 "*(?:" + operators + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",
3763
3764         // Prefer arguments quoted,
3765         //   then not containing pseudos/brackets,
3766         //   then attribute selectors/non-parenthetical expressions,
3767         //   then anything else
3768         // These preferences are here to reduce the number of selectors
3769         //   needing tokenize in the PSEUDO preFilter
3770         pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)",
3771
3772         // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
3773         rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
3774
3775         rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
3776         rcombinators = new RegExp( "^" + whitespace + "*([\\x20\\t\\r\\n\\f>+~])" + whitespace + "*" ),
3777         rpseudo = new RegExp( pseudos ),
3778         ridentifier = new RegExp( "^" + identifier + "$" ),
3779
3780         matchExpr = {
3781                 "ID": new RegExp( "^#(" + characterEncoding + ")" ),
3782                 "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),
3783                 "NAME": new RegExp( "^\\[name=['\"]?(" + characterEncoding + ")['\"]?\\]" ),
3784                 "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ),
3785                 "ATTR": new RegExp( "^" + attributes ),
3786                 "PSEUDO": new RegExp( "^" + pseudos ),
3787                 "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
3788                         "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
3789                         "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
3790                 // For use in libraries implementing .is()
3791                 // We use this for POS matching in `select`
3792                 "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
3793                         whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
3794         },
3795
3796         rsibling = /[\x20\t\r\n\f]*[+~]/,
3797
3798         rnative = /^[^{]+\{\s*\[native code/,
3799
3800         // Easily-parseable/retrievable ID or TAG or CLASS selectors
3801         rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
3802
3803         rinputs = /^(?:input|select|textarea|button)$/i,
3804         rheader = /^h\d$/i,
3805
3806         rescape = /'|\\/g,
3807         rattributeQuotes = /\=[\x20\t\r\n\f]*([^'"\]]*)[\x20\t\r\n\f]*\]/g,
3808
3809         // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
3810         runescape = /\\([\da-fA-F]{1,6}[\x20\t\r\n\f]?|.)/g,
3811         funescape = function( _, escaped ) {
3812                 var high = "0x" + escaped - 0x10000;
3813                 // NaN means non-codepoint
3814                 return high !== high ?
3815                         escaped :
3816                         // BMP codepoint
3817                         high < 0 ?
3818                                 String.fromCharCode( high + 0x10000 ) :
3819                                 // Supplemental Plane codepoint (surrogate pair)
3820                                 String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
3821         };
3822
3823 // Use a stripped-down slice if we can't use a native one
3824 try {
3825         slice.call( preferredDoc.documentElement.childNodes, 0 )[0].nodeType;
3826 } catch ( e ) {
3827         slice = function( i ) {
3828                 var elem,
3829                         results = [];
3830                 while ( (elem = this[i++]) ) {
3831                         results.push( elem );
3832                 }
3833                 return results;
3834         };
3835 }
3836
3837 /**
3838  * For feature detection
3839  * @param {Function} fn The function to test for native support
3840  */
3841 function isNative( fn ) {
3842         return rnative.test( fn + "" );
3843 }
3844
3845 /**
3846  * Create key-value caches of limited size
3847  * @returns {Function(string, Object)} Returns the Object data after storing it on itself with
3848  *      property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
3849  *      deleting the oldest entry
3850  */
3851 function createCache() {
3852         var cache,
3853                 keys = [];
3854
3855         return (cache = function( key, value ) {
3856                 // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
3857                 if ( keys.push( key += " " ) > Expr.cacheLength ) {
3858                         // Only keep the most recent entries
3859                         delete cache[ keys.shift() ];
3860                 }
3861                 return (cache[ key ] = value);
3862         });
3863 }
3864
3865 /**
3866  * Mark a function for special use by Sizzle
3867  * @param {Function} fn The function to mark
3868  */
3869 function markFunction( fn ) {
3870         fn[ expando ] = true;
3871         return fn;
3872 }
3873
3874 /**
3875  * Support testing using an element
3876  * @param {Function} fn Passed the created div and expects a boolean result
3877  */
3878 function assert( fn ) {
3879         var div = document.createElement("div");
3880
3881         try {
3882                 return fn( div );
3883         } catch (e) {
3884                 return false;
3885         } finally {
3886                 // release memory in IE
3887                 div = null;
3888         }
3889 }
3890
3891 function Sizzle( selector, context, results, seed ) {
3892         var match, elem, m, nodeType,
3893                 // QSA vars
3894                 i, groups, old, nid, newContext, newSelector;
3895
3896         if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
3897                 setDocument( context );
3898         }
3899
3900         context = context || document;
3901         results = results || [];
3902
3903         if ( !selector || typeof selector !== "string" ) {
3904                 return results;
3905         }
3906
3907         if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) {
3908                 return [];
3909         }
3910
3911         if ( !documentIsXML && !seed ) {
3912
3913                 // Shortcuts
3914                 if ( (match = rquickExpr.exec( selector )) ) {
3915                         // Speed-up: Sizzle("#ID")
3916                         if ( (m = match[1]) ) {
3917                                 if ( nodeType === 9 ) {
3918                                         elem = context.getElementById( m );
3919                                         // Check parentNode to catch when Blackberry 4.6 returns
3920                                         // nodes that are no longer in the document #6963
3921                                         if ( elem && elem.parentNode ) {
3922                                                 // Handle the case where IE, Opera, and Webkit return items
3923                                                 // by name instead of ID
3924                                                 if ( elem.id === m ) {
3925                                                         results.push( elem );
3926                                                         return results;
3927                                                 }
3928                                         } else {
3929                                                 return results;
3930                                         }
3931                                 } else {
3932                                         // Context is not a document
3933                                         if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&
3934                                                 contains( context, elem ) && elem.id === m ) {
3935                                                 results.push( elem );
3936                                                 return results;
3937                                         }
3938                                 }
3939
3940                         // Speed-up: Sizzle("TAG")
3941                         } else if ( match[2] ) {
3942                                 push.apply( results, slice.call(context.getElementsByTagName( selector ), 0) );
3943                                 return results;
3944
3945                         // Speed-up: Sizzle(".CLASS")
3946                         } else if ( (m = match[3]) && support.getByClassName && context.getElementsByClassName ) {
3947                                 push.apply( results, slice.call(context.getElementsByClassName( m ), 0) );
3948                                 return results;
3949                         }
3950                 }
3951
3952                 // QSA path
3953                 if ( support.qsa && !rbuggyQSA.test(selector) ) {
3954                         old = true;
3955                         nid = expando;
3956                         newContext = context;
3957                         newSelector = nodeType === 9 && selector;
3958
3959                         // qSA works strangely on Element-rooted queries
3960                         // We can work around this by specifying an extra ID on the root
3961                         // and working up from there (Thanks to Andrew Dupont for the technique)
3962                         // IE 8 doesn't work on object elements
3963                         if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) {
3964                                 groups = tokenize( selector );
3965
3966                                 if ( (old = context.getAttribute("id")) ) {
3967                                         nid = old.replace( rescape, "\\$&" );
3968                                 } else {
3969                                         context.setAttribute( "id", nid );
3970                                 }
3971                                 nid = "[id='" + nid + "'] ";
3972
3973                                 i = groups.length;
3974                                 while ( i-- ) {
3975                                         groups[i] = nid + toSelector( groups[i] );
3976                                 }
3977                                 newContext = rsibling.test( selector ) && context.parentNode || context;
3978                                 newSelector = groups.join(",");
3979                         }
3980
3981                         if ( newSelector ) {
3982                                 try {
3983                                         push.apply( results, slice.call( newContext.querySelectorAll(
3984                                                 newSelector
3985                                         ), 0 ) );
3986                                         return results;
3987                                 } catch(qsaError) {
3988                                 } finally {
3989                                         if ( !old ) {
3990                                                 context.removeAttribute("id");
3991                                         }
3992                                 }
3993                         }
3994                 }
3995         }
3996
3997         // All others
3998         return select( selector.replace( rtrim, "$1" ), context, results, seed );
3999 }
4000
4001 /**
4002  * Detect xml
4003  * @param {Element|Object} elem An element or a document
4004  */
4005 isXML = Sizzle.isXML = function( elem ) {
4006         // documentElement is verified for cases where it doesn't yet exist
4007         // (such as loading iframes in IE - #4833)
4008         var documentElement = elem && (elem.ownerDocument || elem).documentElement;
4009         return documentElement ? documentElement.nodeName !== "HTML" : false;
4010 };
4011
4012 /**
4013  * Sets document-related variables once based on the current document
4014  * @param {Element|Object} [doc] An element or document object to use to set the document
4015  * @returns {Object} Returns the current document
4016  */
4017 setDocument = Sizzle.setDocument = function( node ) {
4018         var doc = node ? node.ownerDocument || node : preferredDoc;
4019
4020         // If no document and documentElement is available, return
4021         if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
4022                 return document;
4023         }
4024
4025         // Set our document
4026         document = doc;
4027         docElem = doc.documentElement;
4028
4029         // Support tests
4030         documentIsXML = isXML( doc );
4031
4032         // Check if getElementsByTagName("*") returns only elements
4033         support.tagNameNoComments = assert(function( div ) {
4034                 div.appendChild( doc.createComment("") );
4035                 return !div.getElementsByTagName("*").length;
4036         });
4037
4038         // Check if attributes should be retrieved by attribute nodes
4039         support.attributes = assert(function( div ) {
4040                 div.innerHTML = "<select></select>";
4041                 var type = typeof div.lastChild.getAttribute("multiple");
4042                 // IE8 returns a string for some attributes even when not present
4043                 return type !== "boolean" && type !== "string";
4044         });
4045
4046         // Check if getElementsByClassName can be trusted
4047         support.getByClassName = assert(function( div ) {
4048                 // Opera can't find a second classname (in 9.6)
4049                 div.innerHTML = "<div class='hidden e'></div><div class='hidden'></div>";
4050                 if ( !div.getElementsByClassName || !div.getElementsByClassName("e").length ) {
4051                         return false;
4052                 }
4053
4054                 // Safari 3.2 caches class attributes and doesn't catch changes
4055                 div.lastChild.className = "e";
4056                 return div.getElementsByClassName("e").length === 2;
4057         });
4058
4059         // Check if getElementById returns elements by name
4060         // Check if getElementsByName privileges form controls or returns elements by ID
4061         support.getByName = assert(function( div ) {
4062                 // Inject content
4063                 div.id = expando + 0;
4064                 div.innerHTML = "<a name='" + expando + "'></a><div name='" + expando + "'></div>";
4065                 docElem.insertBefore( div, docElem.firstChild );
4066
4067                 // Test
4068                 var pass = doc.getElementsByName &&
4069                         // buggy browsers will return fewer than the correct 2
4070                         doc.getElementsByName( expando ).length === 2 +
4071                         // buggy browsers will return more than the correct 0
4072                         doc.getElementsByName( expando + 0 ).length;
4073                 support.getIdNotName = !doc.getElementById( expando );
4074
4075                 // Cleanup
4076                 docElem.removeChild( div );
4077
4078                 return pass;
4079         });
4080
4081         // IE6/7 return modified attributes
4082         Expr.attrHandle = assert(function( div ) {
4083                 div.innerHTML = "<a href='#'></a>";
4084                 return div.firstChild && typeof div.firstChild.getAttribute !== strundefined &&
4085                         div.firstChild.getAttribute("href") === "#";
4086         }) ?
4087                 {} :
4088                 {
4089                         "href": function( elem ) {
4090                                 return elem.getAttribute( "href", 2 );
4091                         },
4092                         "type": function( elem ) {
4093                                 return elem.getAttribute("type");
4094                         }
4095                 };
4096
4097         // ID find and filter
4098         if ( support.getIdNotName ) {
4099                 Expr.find["ID"] = function( id, context ) {
4100                         if ( typeof context.getElementById !== strundefined && !documentIsXML ) {
4101                                 var m = context.getElementById( id );
4102                                 // Check parentNode to catch when Blackberry 4.6 returns
4103                                 // nodes that are no longer in the document #6963
4104                                 return m && m.parentNode ? [m] : [];
4105                         }
4106                 };
4107                 Expr.filter["ID"] = function( id ) {
4108                         var attrId = id.replace( runescape, funescape );
4109                         return function( elem ) {
4110                                 return elem.getAttribute("id") === attrId;
4111                         };
4112                 };
4113         } else {
4114                 Expr.find["ID"] = function( id, context ) {
4115                         if ( typeof context.getElementById !== strundefined && !documentIsXML ) {
4116                                 var m = context.getElementById( id );
4117
4118                                 return m ?
4119                                         m.id === id || typeof m.getAttributeNode !== strundefined && m.getAttributeNode("id").value === id ?
4120                                                 [m] :
4121                                                 undefined :
4122                                         [];
4123                         }
4124                 };
4125                 Expr.filter["ID"] =  function( id ) {
4126                         var attrId = id.replace( runescape, funescape );
4127                         return function( elem ) {
4128                                 var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
4129                                 return node && node.value === attrId;
4130                         };
4131                 };
4132         }
4133
4134         // Tag
4135         Expr.find["TAG"] = support.tagNameNoComments ?
4136                 function( tag, context ) {
4137                         if ( typeof context.getElementsByTagName !== strundefined ) {
4138                                 return context.getElementsByTagName( tag );
4139                         }
4140                 } :
4141                 function( tag, context ) {
4142                         var elem,
4143                                 tmp = [],
4144                                 i = 0,
4145                                 results = context.getElementsByTagName( tag );
4146
4147                         // Filter out possible comments
4148                         if ( tag === "*" ) {
4149                                 while ( (elem = results[i++]) ) {
4150                                         if ( elem.nodeType === 1 ) {
4151                                                 tmp.push( elem );
4152                                         }
4153                                 }
4154
4155                                 return tmp;
4156                         }
4157                         return results;
4158                 };
4159
4160         // Name
4161         Expr.find["NAME"] = support.getByName && function( tag, context ) {
4162                 if ( typeof context.getElementsByName !== strundefined ) {
4163                         return context.getElementsByName( name );
4164                 }
4165         };
4166
4167         // Class
4168         Expr.find["CLASS"] = support.getByClassName && function( className, context ) {
4169                 if ( typeof context.getElementsByClassName !== strundefined && !documentIsXML ) {
4170                         return context.getElementsByClassName( className );
4171                 }
4172         };
4173
4174         // QSA and matchesSelector support
4175
4176         // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
4177         rbuggyMatches = [];
4178
4179         // qSa(:focus) reports false when true (Chrome 21),
4180         // no need to also add to buggyMatches since matches checks buggyQSA
4181         // A support test would require too much code (would include document ready)
4182         rbuggyQSA = [ ":focus" ];
4183
4184         if ( (support.qsa = isNative(doc.querySelectorAll)) ) {
4185                 // Build QSA regex
4186                 // Regex strategy adopted from Diego Perini
4187                 assert(function( div ) {
4188                         // Select is set to empty string on purpose
4189                         // This is to test IE's treatment of not explictly
4190                         // setting a boolean content attribute,
4191                         // since its presence should be enough
4192                         // http://bugs.jquery.com/ticket/12359
4193                         div.innerHTML = "<select><option selected=''></option></select>";
4194
4195                         // IE8 - Some boolean attributes are not treated correctly
4196                         if ( !div.querySelectorAll("[selected]").length ) {
4197                                 rbuggyQSA.push( "\\[" + whitespace + "*(?:checked|disabled|ismap|multiple|readonly|selected|value)" );
4198                         }
4199
4200                         // Webkit/Opera - :checked should return selected option elements
4201                         // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
4202                         // IE8 throws error here and will not see later tests
4203                         if ( !div.querySelectorAll(":checked").length ) {
4204                                 rbuggyQSA.push(":checked");
4205                         }
4206                 });
4207
4208                 assert(function( div ) {
4209
4210                         // Opera 10-12/IE8 - ^= $= *= and empty values
4211                         // Should not select anything
4212                         div.innerHTML = "<input type='hidden' i=''/>";
4213                         if ( div.querySelectorAll("[i^='']").length ) {
4214                                 rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:\"\"|'')" );
4215                         }
4216
4217                         // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
4218                         // IE8 throws error here and will not see later tests
4219                         if ( !div.querySelectorAll(":enabled").length ) {
4220                                 rbuggyQSA.push( ":enabled", ":disabled" );
4221                         }
4222
4223                         // Opera 10-11 does not throw on post-comma invalid pseudos
4224                         div.querySelectorAll("*,:x");
4225                         rbuggyQSA.push(",.*:");
4226                 });
4227         }
4228
4229         if ( (support.matchesSelector = isNative( (matches = docElem.matchesSelector ||
4230                 docElem.mozMatchesSelector ||
4231                 docElem.webkitMatchesSelector ||
4232                 docElem.oMatchesSelector ||
4233                 docElem.msMatchesSelector) )) ) {
4234
4235                 assert(function( div ) {
4236                         // Check to see if it's possible to do matchesSelector
4237                         // on a disconnected node (IE 9)
4238                         support.disconnectedMatch = matches.call( div, "div" );
4239
4240                         // This should fail with an exception
4241                         // Gecko does not error, returns false instead
4242                         matches.call( div, "[s!='']:x" );
4243                         rbuggyMatches.push( "!=", pseudos );
4244                 });
4245         }
4246
4247         rbuggyQSA = new RegExp( rbuggyQSA.join("|") );
4248         rbuggyMatches = new RegExp( rbuggyMatches.join("|") );
4249
4250         // Element contains another
4251         // Purposefully does not implement inclusive descendent
4252         // As in, an element does not contain itself
4253         contains = isNative(docElem.contains) || docElem.compareDocumentPosition ?
4254                 function( a, b ) {
4255                         var adown = a.nodeType === 9 ? a.documentElement : a,
4256                                 bup = b && b.parentNode;
4257                         return a === bup || !!( bup && bup.nodeType === 1 && (
4258                                 adown.contains ?
4259                                         adown.contains( bup ) :
4260                                         a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
4261                         ));
4262                 } :
4263                 function( a, b ) {
4264                         if ( b ) {
4265                                 while ( (b = b.parentNode) ) {
4266                                         if ( b === a ) {
4267                                                 return true;
4268                                         }
4269                                 }
4270                         }
4271                         return false;
4272                 };
4273
4274         // Document order sorting
4275         sortOrder = docElem.compareDocumentPosition ?
4276         function( a, b ) {
4277                 var compare;
4278
4279                 if ( a === b ) {
4280                         hasDuplicate = true;
4281                         return 0;
4282                 }
4283
4284                 if ( (compare = b.compareDocumentPosition && a.compareDocumentPosition && a.compareDocumentPosition( b )) ) {
4285                         if ( compare & 1 || a.parentNode && a.parentNode.nodeType === 11 ) {
4286                                 if ( a === doc || contains( preferredDoc, a ) ) {
4287                                         return -1;
4288                                 }
4289                                 if ( b === doc || contains( preferredDoc, b ) ) {
4290                                         return 1;
4291                                 }
4292                                 return 0;
4293                         }
4294                         return compare & 4 ? -1 : 1;
4295                 }
4296
4297                 return a.compareDocumentPosition ? -1 : 1;
4298         } :
4299         function( a, b ) {
4300                 var cur,
4301                         i = 0,
4302                         aup = a.parentNode,
4303                         bup = b.parentNode,
4304                         ap = [ a ],
4305                         bp = [ b ];
4306
4307                 // Exit early if the nodes are identical
4308                 if ( a === b ) {
4309                         hasDuplicate = true;
4310                         return 0;
4311
4312                 // Parentless nodes are either documents or disconnected
4313                 } else if ( !aup || !bup ) {
4314                         return a === doc ? -1 :
4315                                 b === doc ? 1 :
4316                                 aup ? -1 :
4317                                 bup ? 1 :
4318                                 0;
4319
4320                 // If the nodes are siblings, we can do a quick check
4321                 } else if ( aup === bup ) {
4322                         return siblingCheck( a, b );
4323                 }
4324
4325                 // Otherwise we need full lists of their ancestors for comparison
4326                 cur = a;
4327                 while ( (cur = cur.parentNode) ) {
4328                         ap.unshift( cur );
4329                 }
4330                 cur = b;
4331                 while ( (cur = cur.parentNode) ) {
4332                         bp.unshift( cur );
4333                 }
4334
4335                 // Walk down the tree looking for a discrepancy
4336                 while ( ap[i] === bp[i] ) {
4337                         i++;
4338                 }
4339
4340                 return i ?
4341                         // Do a sibling check if the nodes have a common ancestor
4342                         siblingCheck( ap[i], bp[i] ) :
4343
4344                         // Otherwise nodes in our document sort first
4345                         ap[i] === preferredDoc ? -1 :
4346                         bp[i] === preferredDoc ? 1 :
4347                         0;
4348         };
4349
4350         // Always assume the presence of duplicates if sort doesn't
4351         // pass them to our comparison function (as in Google Chrome).
4352         hasDuplicate = false;
4353         [0, 0].sort( sortOrder );
4354         support.detectDuplicates = hasDuplicate;
4355
4356         return document;
4357 };
4358
4359 Sizzle.matches = function( expr, elements ) {
4360         return Sizzle( expr, null, null, elements );
4361 };
4362
4363 Sizzle.matchesSelector = function( elem, expr ) {
4364         // Set document vars if needed
4365         if ( ( elem.ownerDocument || elem ) !== document ) {
4366                 setDocument( elem );
4367         }
4368
4369         // Make sure that attribute selectors are quoted
4370         expr = expr.replace( rattributeQuotes, "='$1']" );
4371
4372         // rbuggyQSA always contains :focus, so no need for an existence check
4373         if ( support.matchesSelector && !documentIsXML && (!rbuggyMatches || !rbuggyMatches.test(expr)) && !rbuggyQSA.test(expr) ) {
4374                 try {
4375                         var ret = matches.call( elem, expr );
4376
4377                         // IE 9's matchesSelector returns false on disconnected nodes
4378                         if ( ret || support.disconnectedMatch ||
4379                                         // As well, disconnected nodes are said to be in a document
4380                                         // fragment in IE 9
4381                                         elem.document && elem.document.nodeType !== 11 ) {
4382                                 return ret;
4383                         }
4384                 } catch(e) {}
4385         }
4386
4387         return Sizzle( expr, document, null, [elem] ).length > 0;
4388 };
4389
4390 Sizzle.contains = function( context, elem ) {
4391         // Set document vars if needed
4392         if ( ( context.ownerDocument || context ) !== document ) {
4393                 setDocument( context );
4394         }
4395         return contains( context, elem );
4396 };
4397
4398 Sizzle.attr = function( elem, name ) {
4399         var val;
4400
4401         // Set document vars if needed
4402         if ( ( elem.ownerDocument || elem ) !== document ) {
4403                 setDocument( elem );
4404         }
4405
4406         if ( !documentIsXML ) {
4407                 name = name.toLowerCase();
4408         }
4409         if ( (val = Expr.attrHandle[ name ]) ) {
4410                 return val( elem );
4411         }
4412         if ( documentIsXML || support.attributes ) {
4413                 return elem.getAttribute( name );
4414         }
4415         return ( (val = elem.getAttributeNode( name )) || elem.getAttribute( name ) ) && elem[ name ] === true ?
4416                 name :
4417                 val && val.specified ? val.value : null;
4418 };
4419
4420 Sizzle.error = function( msg ) {
4421         throw new Error( "Syntax error, unrecognized expression: " + msg );
4422 };
4423
4424 // Document sorting and removing duplicates
4425 Sizzle.uniqueSort = function( results ) {
4426         var elem,
4427                 duplicates = [],
4428                 i = 1,
4429                 j = 0;
4430
4431         // Unless we *know* we can detect duplicates, assume their presence
4432         hasDuplicate = !support.detectDuplicates;
4433         results.sort( sortOrder );
4434
4435         if ( hasDuplicate ) {
4436                 for ( ; (elem = results[i]); i++ ) {
4437                         if ( elem === results[ i - 1 ] ) {
4438                                 j = duplicates.push( i );
4439                         }
4440                 }
4441                 while ( j-- ) {
4442                         results.splice( duplicates[ j ], 1 );
4443                 }
4444         }
4445
4446         return results;
4447 };
4448
4449 function siblingCheck( a, b ) {
4450         var cur = b && a,
4451                 diff = cur && ( ~b.sourceIndex || MAX_NEGATIVE ) - ( ~a.sourceIndex || MAX_NEGATIVE );
4452
4453         // Use IE sourceIndex if available on both nodes
4454         if ( diff ) {
4455                 return diff;
4456         }
4457
4458         // Check if b follows a
4459         if ( cur ) {
4460                 while ( (cur = cur.nextSibling) ) {
4461                         if ( cur === b ) {
4462                                 return -1;
4463                         }
4464                 }
4465         }
4466
4467         return a ? 1 : -1;
4468 }
4469
4470 // Returns a function to use in pseudos for input types
4471 function createInputPseudo( type ) {
4472         return function( elem ) {
4473                 var name = elem.nodeName.toLowerCase();
4474                 return name === "input" && elem.type === type;
4475         };
4476 }
4477
4478 // Returns a function to use in pseudos for buttons
4479 function createButtonPseudo( type ) {
4480         return function( elem ) {
4481                 var name = elem.nodeName.toLowerCase();
4482                 return (name === "input" || name === "button") && elem.type === type;
4483         };
4484 }
4485
4486 // Returns a function to use in pseudos for positionals
4487 function createPositionalPseudo( fn ) {
4488         return markFunction(function( argument ) {
4489                 argument = +argument;
4490                 return markFunction(function( seed, matches ) {
4491                         var j,
4492                                 matchIndexes = fn( [], seed.length, argument ),
4493                                 i = matchIndexes.length;
4494
4495                         // Match elements found at the specified indexes
4496                         while ( i-- ) {
4497                                 if ( seed[ (j = matchIndexes[i]) ] ) {
4498                                         seed[j] = !(matches[j] = seed[j]);
4499                                 }
4500                         }
4501                 });
4502         });
4503 }
4504
4505 /**
4506  * Utility function for retrieving the text value of an array of DOM nodes
4507  * @param {Array|Element} elem
4508  */
4509 getText = Sizzle.getText = function( elem ) {
4510         var node,
4511                 ret = "",
4512                 i = 0,
4513                 nodeType = elem.nodeType;
4514
4515         if ( !nodeType ) {
4516                 // If no nodeType, this is expected to be an array
4517                 for ( ; (node = elem[i]); i++ ) {
4518                         // Do not traverse comment nodes
4519                         ret += getText( node );
4520                 }
4521         } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
4522                 // Use textContent for elements
4523                 // innerText usage removed for consistency of new lines (see #11153)
4524                 if ( typeof elem.textContent === "string" ) {
4525                         return elem.textContent;
4526                 } else {
4527                         // Traverse its children
4528                         for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
4529                                 ret += getText( elem );
4530                         }
4531                 }
4532         } else if ( nodeType === 3 || nodeType === 4 ) {
4533                 return elem.nodeValue;
4534         }
4535         // Do not include comment or processing instruction nodes
4536
4537         return ret;
4538 };
4539
4540 Expr = Sizzle.selectors = {
4541
4542         // Can be adjusted by the user
4543         cacheLength: 50,
4544
4545         createPseudo: markFunction,
4546
4547         match: matchExpr,
4548
4549         find: {},
4550
4551         relative: {
4552                 ">": { dir: "parentNode", first: true },
4553                 " ": { dir: "parentNode" },
4554                 "+": { dir: "previousSibling", first: true },
4555                 "~": { dir: "previousSibling" }
4556         },
4557
4558         preFilter: {
4559                 "ATTR": function( match ) {
4560                         match[1] = match[1].replace( runescape, funescape );
4561
4562                         // Move the given value to match[3] whether quoted or unquoted
4563                         match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape );
4564
4565                         if ( match[2] === "~=" ) {
4566                                 match[3] = " " + match[3] + " ";
4567                         }
4568
4569                         return match.slice( 0, 4 );
4570                 },
4571
4572                 "CHILD": function( match ) {
4573                         /* matches from matchExpr["CHILD"]
4574                                 1 type (only|nth|...)
4575                                 2 what (child|of-type)
4576                                 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
4577                                 4 xn-component of xn+y argument ([+-]?\d*n|)
4578                                 5 sign of xn-component
4579                                 6 x of xn-component
4580                                 7 sign of y-component
4581                                 8 y of y-component
4582                         */
4583                         match[1] = match[1].toLowerCase();
4584
4585                         if ( match[1].slice( 0, 3 ) === "nth" ) {
4586                                 // nth-* requires argument
4587                                 if ( !match[3] ) {
4588                                         Sizzle.error( match[0] );
4589                                 }
4590
4591                                 // numeric x and y parameters for Expr.filter.CHILD
4592                                 // remember that false/true cast respectively to 0/1
4593                                 match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) );
4594                                 match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" );
4595
4596                         // other types prohibit arguments
4597                         } else if ( match[3] ) {
4598                                 Sizzle.error( match[0] );
4599                         }
4600
4601                         return match;
4602                 },
4603
4604                 "PSEUDO": function( match ) {
4605                         var excess,
4606                                 unquoted = !match[5] && match[2];
4607
4608                         if ( matchExpr["CHILD"].test( match[0] ) ) {
4609                                 return null;
4610                         }
4611
4612                         // Accept quoted arguments as-is
4613                         if ( match[4] ) {
4614                                 match[2] = match[4];
4615
4616                         // Strip excess characters from unquoted arguments
4617                         } else if ( unquoted && rpseudo.test( unquoted ) &&
4618                                 // Get excess from tokenize (recursively)
4619                                 (excess = tokenize( unquoted, true )) &&
4620                                 // advance to the next closing parenthesis
4621                                 (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {
4622
4623                                 // excess is a negative index
4624                                 match[0] = match[0].slice( 0, excess );
4625                                 match[2] = unquoted.slice( 0, excess );
4626                         }
4627
4628                         // Return only captures needed by the pseudo filter method (type and argument)
4629                         return match.slice( 0, 3 );
4630                 }
4631         },
4632
4633         filter: {
4634
4635                 "TAG": function( nodeName ) {
4636                         if ( nodeName === "*" ) {
4637                                 return function() { return true; };
4638                         }
4639
4640                         nodeName = nodeName.replace( runescape, funescape ).toLowerCase();
4641                         return function( elem ) {
4642                                 return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
4643                         };
4644                 },
4645
4646                 "CLASS": function( className ) {
4647                         var pattern = classCache[ className + " " ];
4648
4649                         return pattern ||
4650                                 (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
4651                                 classCache( className, function( elem ) {
4652                                         return pattern.test( elem.className || (typeof elem.getAttribute !== strundefined && elem.getAttribute("class")) || "" );
4653                                 });
4654                 },
4655
4656                 "ATTR": function( name, operator, check ) {
4657                         return function( elem ) {
4658                                 var result = Sizzle.attr( elem, name );
4659
4660                                 if ( result == null ) {
4661                                         return operator === "!=";
4662                                 }
4663                                 if ( !operator ) {
4664                                         return true;
4665                                 }
4666
4667                                 result += "";
4668
4669                                 return operator === "=" ? result === check :
4670                                         operator === "!=" ? result !== check :
4671                                         operator === "^=" ? check && result.indexOf( check ) === 0 :
4672                                         operator === "*=" ? check && result.indexOf( check ) > -1 :
4673                                         operator === "$=" ? check && result.slice( -check.length ) === check :
4674                                         operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 :
4675                                         operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
4676                                         false;
4677                         };
4678                 },
4679
4680                 "CHILD": function( type, what, argument, first, last ) {
4681                         var simple = type.slice( 0, 3 ) !== "nth",
4682                                 forward = type.slice( -4 ) !== "last",
4683                                 ofType = what === "of-type";
4684
4685                         return first === 1 && last === 0 ?
4686
4687                                 // Shortcut for :nth-*(n)
4688                                 function( elem ) {
4689                                         return !!elem.parentNode;
4690                                 } :
4691
4692                                 function( elem, context, xml ) {
4693                                         var cache, outerCache, node, diff, nodeIndex, start,
4694                                                 dir = simple !== forward ? "nextSibling" : "previousSibling",
4695                                                 parent = elem.parentNode,
4696                                                 name = ofType && elem.nodeName.toLowerCase(),
4697                                                 useCache = !xml && !ofType;
4698
4699                                         if ( parent ) {
4700
4701                                                 // :(first|last|only)-(child|of-type)
4702                                                 if ( simple ) {
4703                                                         while ( dir ) {
4704                                                                 node = elem;
4705                                                                 while ( (node = node[ dir ]) ) {
4706                                                                         if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) {
4707                                                                                 return false;
4708                                                                         }
4709                                                                 }
4710                                                                 // Reverse direction for :only-* (if we haven't yet done so)
4711                                                                 start = dir = type === "only" && !start && "nextSibling";
4712                                                         }
4713                                                         return true;
4714                                                 }
4715
4716                                                 start = [ forward ? parent.firstChild : parent.lastChild ];
4717
4718                                                 // non-xml :nth-child(...) stores cache data on `parent`
4719                                                 if ( forward && useCache ) {
4720                                                         // Seek `elem` from a previously-cached index
4721                                                         outerCache = parent[ expando ] || (parent[ expando ] = {});
4722                                                         cache = outerCache[ type ] || [];
4723                                                         nodeIndex = cache[0] === dirruns && cache[1];
4724                                                         diff = cache[0] === dirruns && cache[2];
4725                                                         node = nodeIndex && parent.childNodes[ nodeIndex ];
4726
4727                                                         while ( (node = ++nodeIndex && node && node[ dir ] ||
4728
4729                                                                 // Fallback to seeking `elem` from the start
4730                                                                 (diff = nodeIndex = 0) || start.pop()) ) {
4731
4732                                                                 // When found, cache indexes on `parent` and break
4733                                                                 if ( node.nodeType === 1 && ++diff && node === elem ) {
4734                                                                         outerCache[ type ] = [ dirruns, nodeIndex, diff ];
4735                                                                         break;
4736                                                                 }
4737                                                         }
4738
4739                                                 // Use previously-cached element index if available
4740                                                 } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) {
4741                                                         diff = cache[1];
4742
4743                                                 // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...)
4744                                                 } else {
4745                                                         // Use the same loop as above to seek `elem` from the start
4746                                                         while ( (node = ++nodeIndex && node && node[ dir ] ||
4747                                                                 (diff = nodeIndex = 0) || start.pop()) ) {
4748
4749                                                                 if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) {
4750                                                                         // Cache the index of each encountered element
4751                                                                         if ( useCache ) {
4752                                                                                 (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ];
4753                                                                         }
4754
4755                                                                         if ( node === elem ) {
4756                                                                                 break;
4757                                                                         }
4758                                                                 }
4759                                                         }
4760                                                 }
4761
4762                                                 // Incorporate the offset, then check against cycle size
4763                                                 diff -= last;
4764                                                 return diff === first || ( diff % first === 0 && diff / first >= 0 );
4765                                         }
4766                                 };
4767                 },
4768
4769                 "PSEUDO": function( pseudo, argument ) {
4770                         // pseudo-class names are case-insensitive
4771                         // http://www.w3.org/TR/selectors/#pseudo-classes
4772                         // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
4773                         // Remember that setFilters inherits from pseudos
4774                         var args,
4775                                 fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
4776                                         Sizzle.error( "unsupported pseudo: " + pseudo );
4777
4778                         // The user may use createPseudo to indicate that
4779                         // arguments are needed to create the filter function
4780                         // just as Sizzle does
4781                         if ( fn[ expando ] ) {
4782                                 return fn( argument );
4783                         }
4784
4785                         // But maintain support for old signatures
4786                         if ( fn.length > 1 ) {
4787                                 args = [ pseudo, pseudo, "", argument ];
4788                                 return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
4789                                         markFunction(function( seed, matches ) {
4790                                                 var idx,
4791                                                         matched = fn( seed, argument ),
4792                                                         i = matched.length;
4793                                                 while ( i-- ) {
4794                                                         idx = indexOf.call( seed, matched[i] );
4795                                                         seed[ idx ] = !( matches[ idx ] = matched[i] );
4796                                                 }
4797                                         }) :
4798                                         function( elem ) {
4799                                                 return fn( elem, 0, args );
4800                                         };
4801                         }
4802
4803                         return fn;
4804                 }
4805         },
4806
4807         pseudos: {
4808                 // Potentially complex pseudos
4809                 "not": markFunction(function( selector ) {
4810                         // Trim the selector passed to compile
4811                         // to avoid treating leading and trailing
4812                         // spaces as combinators
4813                         var input = [],
4814                                 results = [],
4815                                 matcher = compile( selector.replace( rtrim, "$1" ) );
4816
4817                         return matcher[ expando ] ?
4818                                 markFunction(function( seed, matches, context, xml ) {
4819                                         var elem,
4820                                                 unmatched = matcher( seed, null, xml, [] ),
4821                                                 i = seed.length;
4822
4823                                         // Match elements unmatched by `matcher`
4824                                         while ( i-- ) {
4825                                                 if ( (elem = unmatched[i]) ) {
4826                                                         seed[i] = !(matches[i] = elem);
4827                                                 }
4828                                         }
4829                                 }) :
4830                                 function( elem, context, xml ) {
4831                                         input[0] = elem;
4832                                         matcher( input, null, xml, results );
4833                                         return !results.pop();
4834                                 };
4835                 }),
4836
4837                 "has": markFunction(function( selector ) {
4838                         return function( elem ) {
4839                                 return Sizzle( selector, elem ).length > 0;
4840                         };
4841                 }),
4842
4843                 "contains": markFunction(function( text ) {
4844                         return function( elem ) {
4845                                 return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
4846                         };
4847                 }),
4848
4849                 // "Whether an element is represented by a :lang() selector
4850                 // is based solely on the element's language value
4851                 // being equal to the identifier C,
4852                 // or beginning with the identifier C immediately followed by "-".
4853                 // The matching of C against the element's language value is performed case-insensitively.
4854                 // The identifier C does not have to be a valid language name."
4855                 // http://www.w3.org/TR/selectors/#lang-pseudo
4856                 "lang": markFunction( function( lang ) {
4857                         // lang value must be a valid identifider
4858                         if ( !ridentifier.test(lang || "") ) {
4859                                 Sizzle.error( "unsupported lang: " + lang );
4860                         }
4861                         lang = lang.replace( runescape, funescape ).toLowerCase();
4862                         return function( elem ) {
4863                                 var elemLang;
4864                                 do {
4865                                         if ( (elemLang = documentIsXML ?
4866                                                 elem.getAttribute("xml:lang") || elem.getAttribute("lang") :
4867                                                 elem.lang) ) {
4868
4869                                                 elemLang = elemLang.toLowerCase();
4870                                                 return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
4871                                         }
4872                                 } while ( (elem = elem.parentNode) && elem.nodeType === 1 );
4873                                 return false;
4874                         };
4875                 }),
4876
4877                 // Miscellaneous
4878                 "target": function( elem ) {
4879                         var hash = window.location && window.location.hash;
4880                         return hash && hash.slice( 1 ) === elem.id;
4881                 },
4882
4883                 "root": function( elem ) {
4884                         return elem === docElem;
4885                 },
4886
4887                 "focus": function( elem ) {
4888                         return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
4889                 },
4890
4891                 // Boolean properties
4892                 "enabled": function( elem ) {
4893                         return elem.disabled === false;
4894                 },
4895
4896                 "disabled": function( elem ) {
4897                         return elem.disabled === true;
4898                 },
4899
4900                 "checked": function( elem ) {
4901                         // In CSS3, :checked should return both checked and selected elements
4902                         // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
4903                         var nodeName = elem.nodeName.toLowerCase();
4904                         return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
4905                 },
4906
4907                 "selected": function( elem ) {
4908                         // Accessing this property makes selected-by-default
4909                         // options in Safari work properly
4910                         if ( elem.parentNode ) {
4911                                 elem.parentNode.selectedIndex;
4912                         }
4913
4914                         return elem.selected === true;
4915                 },
4916
4917                 // Contents
4918                 "empty": function( elem ) {
4919                         // http://www.w3.org/TR/selectors/#empty-pseudo
4920                         // :empty is only affected by element nodes and content nodes(including text(3), cdata(4)),
4921                         //   not comment, processing instructions, or others
4922                         // Thanks to Diego Perini for the nodeName shortcut
4923                         //   Greater than "@" means alpha characters (specifically not starting with "#" or "?")
4924                         for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
4925                                 if ( elem.nodeName > "@" || elem.nodeType === 3 || elem.nodeType === 4 ) {
4926                                         return false;
4927                                 }
4928                         }
4929                         return true;
4930                 },
4931
4932                 "parent": function( elem ) {
4933                         return !Expr.pseudos["empty"]( elem );
4934                 },
4935
4936                 // Element/input types
4937                 "header": function( elem ) {
4938                         return rheader.test( elem.nodeName );
4939                 },
4940
4941                 "input": function( elem ) {
4942                         return rinputs.test( elem.nodeName );
4943                 },
4944
4945                 "button": function( elem ) {
4946                         var name = elem.nodeName.toLowerCase();
4947                         return name === "input" && elem.type === "button" || name === "button";
4948                 },
4949
4950                 "text": function( elem ) {
4951                         var attr;
4952                         // IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc)
4953                         // use getAttribute instead to test this case
4954                         return elem.nodeName.toLowerCase() === "input" &&
4955                                 elem.type === "text" &&
4956                                 ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === elem.type );
4957                 },
4958
4959                 // Position-in-collection
4960                 "first": createPositionalPseudo(function() {
4961                         return [ 0 ];
4962                 }),
4963
4964                 "last": createPositionalPseudo(function( matchIndexes, length ) {
4965                         return [ length - 1 ];
4966                 }),
4967
4968                 "eq": createPositionalPseudo(function( matchIndexes, length, argument ) {
4969                         return [ argument < 0 ? argument + length : argument ];
4970                 }),
4971
4972                 "even": createPositionalPseudo(function( matchIndexes, length ) {
4973                         var i = 0;
4974                         for ( ; i < length; i += 2 ) {
4975                                 matchIndexes.push( i );
4976                         }
4977                         return matchIndexes;
4978                 }),
4979
4980                 "odd": createPositionalPseudo(function( matchIndexes, length ) {
4981                         var i = 1;
4982                         for ( ; i < length; i += 2 ) {
4983                                 matchIndexes.push( i );
4984                         }
4985                         return matchIndexes;
4986                 }),
4987
4988                 "lt": createPositionalPseudo(function( matchIndexes, length, argument ) {
4989                         var i = argument < 0 ? argument + length : argument;
4990                         for ( ; --i >= 0; ) {
4991                                 matchIndexes.push( i );
4992                         }
4993                         return matchIndexes;
4994                 }),
4995
4996                 "gt": createPositionalPseudo(function( matchIndexes, length, argument ) {
4997                         var i = argument < 0 ? argument + length : argument;
4998                         for ( ; ++i < length; ) {
4999                                 matchIndexes.push( i );
5000                         }
5001                         return matchIndexes;
5002                 })
5003         }
5004 };
5005
5006 // Add button/input type pseudos
5007 for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {
5008         Expr.pseudos[ i ] = createInputPseudo( i );
5009 }
5010 for ( i in { submit: true, reset: true } ) {
5011         Expr.pseudos[ i ] = createButtonPseudo( i );
5012 }
5013
5014 function tokenize( selector, parseOnly ) {
5015         var matched, match, tokens, type,
5016                 soFar, groups, preFilters,
5017                 cached = tokenCache[ selector + " " ];
5018
5019         if ( cached ) {
5020                 return parseOnly ? 0 : cached.slice( 0 );
5021         }
5022
5023         soFar = selector;
5024         groups = [];
5025         preFilters = Expr.preFilter;
5026
5027         while ( soFar ) {
5028
5029                 // Comma and first run
5030                 if ( !matched || (match = rcomma.exec( soFar )) ) {
5031                         if ( match ) {
5032                                 // Don't consume trailing commas as valid
5033                                 soFar = soFar.slice( match[0].length ) || soFar;
5034                         }
5035                         groups.push( tokens = [] );
5036                 }
5037
5038                 matched = false;
5039
5040                 // Combinators
5041                 if ( (match = rcombinators.exec( soFar )) ) {
5042                         matched = match.shift();
5043                         tokens.push( {
5044                                 value: matched,
5045                                 // Cast descendant combinators to space
5046                                 type: match[0].replace( rtrim, " " )
5047                         } );
5048                         soFar = soFar.slice( matched.length );
5049                 }
5050
5051                 // Filters
5052                 for ( type in Expr.filter ) {
5053                         if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
5054                                 (match = preFilters[ type ]( match ))) ) {
5055                                 matched = match.shift();
5056                                 tokens.push( {
5057                                         value: matched,
5058                                         type: type,
5059                                         matches: match
5060                                 } );
5061                                 soFar = soFar.slice( matched.length );
5062                         }
5063                 }
5064
5065                 if ( !matched ) {
5066                         break;
5067                 }
5068         }
5069
5070         // Return the length of the invalid excess
5071         // if we're just parsing
5072         // Otherwise, throw an error or return tokens
5073         return parseOnly ?
5074                 soFar.length :
5075                 soFar ?
5076                         Sizzle.error( selector ) :
5077                         // Cache the tokens
5078                         tokenCache( selector, groups ).slice( 0 );
5079 }
5080
5081 function toSelector( tokens ) {
5082         var i = 0,
5083                 len = tokens.length,
5084                 selector = "";
5085         for ( ; i < len; i++ ) {
5086                 selector += tokens[i].value;
5087         }
5088         return selector;
5089 }
5090
5091 function addCombinator( matcher, combinator, base ) {
5092         var dir = combinator.dir,
5093                 checkNonElements = base && dir === "parentNode",
5094                 doneName = done++;
5095
5096         return combinator.first ?
5097                 // Check against closest ancestor/preceding element
5098                 function( elem, context, xml ) {
5099                         while ( (elem = elem[ dir ]) ) {
5100                                 if ( elem.nodeType === 1 || checkNonElements ) {
5101                                         return matcher( elem, context, xml );
5102                                 }
5103                         }
5104                 } :
5105
5106                 // Check against all ancestor/preceding elements
5107                 function( elem, context, xml ) {
5108                         var data, cache, outerCache,
5109                                 dirkey = dirruns + " " + doneName;
5110
5111                         // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching
5112                         if ( xml ) {
5113                                 while ( (elem = elem[ dir ]) ) {
5114                                         if ( elem.nodeType === 1 || checkNonElements ) {
5115                                                 if ( matcher( elem, context, xml ) ) {
5116                                                         return true;
5117                                                 }
5118                                         }
5119                                 }
5120                         } else {
5121                                 while ( (elem = elem[ dir ]) ) {
5122                                         if ( elem.nodeType === 1 || checkNonElements ) {
5123                                                 outerCache = elem[ expando ] || (elem[ expando ] = {});
5124                                                 if ( (cache = outerCache[ dir ]) && cache[0] === dirkey ) {
5125                                                         if ( (data = cache[1]) === true || data === cachedruns ) {
5126                                                                 return data === true;
5127                                                         }
5128                                                 } else {
5129                                                         cache = outerCache[ dir ] = [ dirkey ];
5130                                                         cache[1] = matcher( elem, context, xml ) || cachedruns;
5131                                                         if ( cache[1] === true ) {
5132                                                                 return true;
5133                                                         }
5134                                                 }
5135                                         }
5136                                 }
5137                         }
5138                 };
5139 }
5140
5141 function elementMatcher( matchers ) {
5142         return matchers.length > 1 ?
5143                 function( elem, context, xml ) {
5144                         var i = matchers.length;
5145                         while ( i-- ) {
5146                                 if ( !matchers[i]( elem, context, xml ) ) {
5147                                         return false;
5148                                 }
5149                         }
5150                         return true;
5151                 } :
5152                 matchers[0];
5153 }
5154
5155 function condense( unmatched, map, filter, context, xml ) {
5156         var elem,
5157                 newUnmatched = [],
5158                 i = 0,
5159                 len = unmatched.length,
5160                 mapped = map != null;
5161
5162         for ( ; i < len; i++ ) {
5163                 if ( (elem = unmatched[i]) ) {
5164                         if ( !filter || filter( elem, context, xml ) ) {
5165                                 newUnmatched.push( elem );
5166                                 if ( mapped ) {
5167                                         map.push( i );
5168                                 }
5169                         }
5170                 }
5171         }
5172
5173         return newUnmatched;
5174 }
5175
5176 function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {
5177         if ( postFilter && !postFilter[ expando ] ) {
5178                 postFilter = setMatcher( postFilter );
5179         }
5180         if ( postFinder && !postFinder[ expando ] ) {
5181                 postFinder = setMatcher( postFinder, postSelector );
5182         }
5183         return markFunction(function( seed, results, context, xml ) {
5184                 var temp, i, elem,
5185                         preMap = [],
5186                         postMap = [],
5187                         preexisting = results.length,
5188
5189                         // Get initial elements from seed or context
5190                         elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ),
5191
5192                         // Prefilter to get matcher input, preserving a map for seed-results synchronization
5193                         matcherIn = preFilter && ( seed || !selector ) ?
5194                                 condense( elems, preMap, preFilter, context, xml ) :
5195                                 elems,
5196
5197                         matcherOut = matcher ?
5198                                 // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
5199                                 postFinder || ( seed ? preFilter : preexisting || postFilter ) ?
5200
5201                                         // ...intermediate processing is necessary
5202                                         [] :
5203
5204                                         // ...otherwise use results directly
5205                                         results :
5206                                 matcherIn;
5207
5208                 // Find primary matches
5209                 if ( matcher ) {
5210                         matcher( matcherIn, matcherOut, context, xml );
5211                 }
5212
5213                 // Apply postFilter
5214                 if ( postFilter ) {
5215                         temp = condense( matcherOut, postMap );
5216                         postFilter( temp, [], context, xml );
5217
5218                         // Un-match failing elements by moving them back to matcherIn
5219                         i = temp.length;
5220                         while ( i-- ) {
5221                                 if ( (elem = temp[i]) ) {
5222                                         matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem);
5223                                 }
5224                         }
5225                 }
5226
5227                 if ( seed ) {
5228                         if ( postFinder || preFilter ) {
5229                                 if ( postFinder ) {
5230                                         // Get the final matcherOut by condensing this intermediate into postFinder contexts
5231                                         temp = [];
5232                                         i = matcherOut.length;
5233                                         while ( i-- ) {
5234                                                 if ( (elem = matcherOut[i]) ) {
5235                                                         // Restore matcherIn since elem is not yet a final match
5236                                                         temp.push( (matcherIn[i] = elem) );
5237                                                 }
5238                                         }
5239                                         postFinder( null, (matcherOut = []), temp, xml );
5240                                 }
5241
5242                                 // Move matched elements from seed to results to keep them synchronized
5243                                 i = matcherOut.length;
5244                                 while ( i-- ) {
5245                                         if ( (elem = matcherOut[i]) &&
5246                                                 (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) {
5247
5248                                                 seed[temp] = !(results[temp] = elem);
5249                                         }
5250                                 }
5251                         }
5252
5253                 // Add elements to results, through postFinder if defined
5254                 } else {
5255                         matcherOut = condense(
5256                                 matcherOut === results ?
5257                                         matcherOut.splice( preexisting, matcherOut.length ) :
5258                                         matcherOut
5259                         );
5260                         if ( postFinder ) {
5261                                 postFinder( null, results, matcherOut, xml );
5262                         } else {
5263                                 push.apply( results, matcherOut );
5264                         }
5265                 }
5266         });
5267 }
5268
5269 function matcherFromTokens( tokens ) {
5270         var checkContext, matcher, j,
5271                 len = tokens.length,
5272                 leadingRelative = Expr.relative[ tokens[0].type ],
5273                 implicitRelative = leadingRelative || Expr.relative[" "],
5274                 i = leadingRelative ? 1 : 0,
5275
5276                 // The foundational matcher ensures that elements are reachable from top-level context(s)
5277                 matchContext = addCombinator( function( elem ) {
5278                         return elem === checkContext;
5279                 }, implicitRelative, true ),
5280                 matchAnyContext = addCombinator( function( elem ) {
5281                         return indexOf.call( checkContext, elem ) > -1;
5282                 }, implicitRelative, true ),
5283                 matchers = [ function( elem, context, xml ) {
5284                         return ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
5285                                 (checkContext = context).nodeType ?
5286                                         matchContext( elem, context, xml ) :
5287                                         matchAnyContext( elem, context, xml ) );
5288                 } ];
5289
5290         for ( ; i < len; i++ ) {
5291                 if ( (matcher = Expr.relative[ tokens[i].type ]) ) {
5292                         matchers = [ addCombinator(elementMatcher( matchers ), matcher) ];
5293                 } else {
5294                         matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );
5295
5296                         // Return special upon seeing a positional matcher
5297                         if ( matcher[ expando ] ) {
5298                                 // Find the next relative operator (if any) for proper handling
5299                                 j = ++i;
5300                                 for ( ; j < len; j++ ) {
5301                                         if ( Expr.relative[ tokens[j].type ] ) {
5302                                                 break;
5303                                         }
5304                                 }
5305                                 return setMatcher(
5306                                         i > 1 && elementMatcher( matchers ),
5307                                         i > 1 && toSelector( tokens.slice( 0, i - 1 ) ).replace( rtrim, "$1" ),
5308                                         matcher,
5309                                         i < j && matcherFromTokens( tokens.slice( i, j ) ),
5310                                         j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),
5311                                         j < len && toSelector( tokens )
5312                                 );
5313                         }
5314                         matchers.push( matcher );
5315                 }
5316         }
5317
5318         return elementMatcher( matchers );
5319 }
5320
5321 function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
5322         // A counter to specify which element is currently being matched
5323         var matcherCachedRuns = 0,
5324                 bySet = setMatchers.length > 0,
5325                 byElement = elementMatchers.length > 0,
5326                 superMatcher = function( seed, context, xml, results, expandContext ) {
5327                         var elem, j, matcher,
5328                                 setMatched = [],
5329                                 matchedCount = 0,
5330                                 i = "0",
5331                                 unmatched = seed && [],
5332                                 outermost = expandContext != null,
5333                                 contextBackup = outermostContext,
5334                                 // We must always have either seed elements or context
5335                                 elems = seed || byElement && Expr.find["TAG"]( "*", expandContext && context.parentNode || context ),
5336                                 // Use integer dirruns iff this is the outermost matcher
5337                                 dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1);
5338
5339                         if ( outermost ) {
5340                                 outermostContext = context !== document && context;
5341                                 cachedruns = matcherCachedRuns;
5342                         }
5343
5344                         // Add elements passing elementMatchers directly to results
5345                         // Keep `i` a string if there are no elements so `matchedCount` will be "00" below
5346                         for ( ; (elem = elems[i]) != null; i++ ) {
5347                                 if ( byElement && elem ) {
5348                                         j = 0;
5349                                         while ( (matcher = elementMatchers[j++]) ) {
5350                                                 if ( matcher( elem, context, xml ) ) {
5351                                                         results.push( elem );
5352                                                         break;
5353                                                 }
5354                                         }
5355                                         if ( outermost ) {
5356                                                 dirruns = dirrunsUnique;
5357                                                 cachedruns = ++matcherCachedRuns;
5358                                         }
5359                                 }
5360
5361                                 // Track unmatched elements for set filters
5362                                 if ( bySet ) {
5363                                         // They will have gone through all possible matchers
5364                                         if ( (elem = !matcher && elem) ) {
5365                                                 matchedCount--;
5366                                         }
5367
5368                                         // Lengthen the array for every element, matched or not
5369                                         if ( seed ) {
5370                                                 unmatched.push( elem );
5371                                         }
5372                                 }
5373                         }
5374
5375                         // Apply set filters to unmatched elements
5376                         matchedCount += i;
5377                         if ( bySet && i !== matchedCount ) {
5378                                 j = 0;
5379                                 while ( (matcher = setMatchers[j++]) ) {
5380                                         matcher( unmatched, setMatched, context, xml );
5381                                 }
5382
5383                                 if ( seed ) {
5384                                         // Reintegrate element matches to eliminate the need for sorting
5385                                         if ( matchedCount > 0 ) {
5386                                                 while ( i-- ) {
5387                                                         if ( !(unmatched[i] || setMatched[i]) ) {
5388                                                                 setMatched[i] = pop.call( results );
5389                                                         }
5390                                                 }
5391                                         }
5392
5393                                         // Discard index placeholder values to get only actual matches
5394                                         setMatched = condense( setMatched );
5395                                 }
5396
5397                                 // Add matches to results
5398                                 push.apply( results, setMatched );
5399
5400                                 // Seedless set matches succeeding multiple successful matchers stipulate sorting
5401                                 if ( outermost && !seed && setMatched.length > 0 &&
5402                                         ( matchedCount + setMatchers.length ) > 1 ) {
5403
5404                                         Sizzle.uniqueSort( results );
5405                                 }
5406                         }
5407
5408                         // Override manipulation of globals by nested matchers
5409                         if ( outermost ) {
5410                                 dirruns = dirrunsUnique;
5411                                 outermostContext = contextBackup;
5412                         }
5413
5414                         return unmatched;
5415                 };
5416
5417         return bySet ?
5418                 markFunction( superMatcher ) :
5419                 superMatcher;
5420 }
5421
5422 compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) {
5423         var i,
5424                 setMatchers = [],
5425                 elementMatchers = [],
5426                 cached = compilerCache[ selector + " " ];
5427
5428         if ( !cached ) {
5429                 // Generate a function of recursive functions that can be used to check each element
5430                 if ( !group ) {
5431                         group = tokenize( selector );
5432                 }
5433                 i = group.length;
5434                 while ( i-- ) {
5435                         cached = matcherFromTokens( group[i] );
5436                         if ( cached[ expando ] ) {
5437                                 setMatchers.push( cached );
5438                         } else {
5439                                 elementMatchers.push( cached );
5440                         }
5441                 }
5442
5443                 // Cache the compiled function
5444                 cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
5445         }
5446         return cached;
5447 };
5448
5449 function multipleContexts( selector, contexts, results ) {
5450         var i = 0,
5451                 len = contexts.length;
5452         for ( ; i < len; i++ ) {
5453                 Sizzle( selector, contexts[i], results );
5454         }
5455         return results;
5456 }
5457
5458 function select( selector, context, results, seed ) {
5459         var i, tokens, token, type, find,
5460                 match = tokenize( selector );
5461
5462         if ( !seed ) {
5463                 // Try to minimize operations if there is only one group
5464                 if ( match.length === 1 ) {
5465
5466                         // Take a shortcut and set the context if the root selector is an ID
5467                         tokens = match[0] = match[0].slice( 0 );
5468                         if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
5469                                         context.nodeType === 9 && !documentIsXML &&
5470                                         Expr.relative[ tokens[1].type ] ) {
5471
5472                                 context = Expr.find["ID"]( token.matches[0].replace( runescape, funescape ), context )[0];
5473                                 if ( !context ) {
5474                                         return results;
5475                                 }
5476
5477                                 selector = selector.slice( tokens.shift().value.length );
5478                         }
5479
5480                         // Fetch a seed set for right-to-left matching
5481                         i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length;
5482                         while ( i-- ) {
5483                                 token = tokens[i];
5484
5485                                 // Abort if we hit a combinator
5486                                 if ( Expr.relative[ (type = token.type) ] ) {
5487                                         break;
5488                                 }
5489                                 if ( (find = Expr.find[ type ]) ) {
5490                                         // Search, expanding context for leading sibling combinators
5491                                         if ( (seed = find(
5492                                                 token.matches[0].replace( runescape, funescape ),
5493                                                 rsibling.test( tokens[0].type ) && context.parentNode || context
5494                                         )) ) {
5495
5496                                                 // If seed is empty or no tokens remain, we can return early
5497                                                 tokens.splice( i, 1 );
5498                                                 selector = seed.length && toSelector( tokens );
5499                                                 if ( !selector ) {
5500                                                         push.apply( results, slice.call( seed, 0 ) );
5501                                                         return results;
5502                                                 }
5503
5504                                                 break;
5505                                         }
5506                                 }
5507                         }
5508                 }
5509         }
5510
5511         // Compile and execute a filtering function
5512         // Provide `match` to avoid retokenization if we modified the selector above
5513         compile( selector, match )(
5514                 seed,
5515                 context,
5516                 documentIsXML,
5517                 results,
5518                 rsibling.test( selector )
5519         );
5520         return results;
5521 }
5522
5523 // Deprecated
5524 Expr.pseudos["nth"] = Expr.pseudos["eq"];
5525
5526 // Easy API for creating new setFilters
5527 function setFilters() {}
5528 Expr.filters = setFilters.prototype = Expr.pseudos;
5529 Expr.setFilters = new setFilters();
5530
5531 // Initialize with the default document
5532 setDocument();
5533
5534 // Override sizzle attribute retrieval
5535 Sizzle.attr = jQuery.attr;
5536 jQuery.find = Sizzle;
5537 jQuery.expr = Sizzle.selectors;
5538 jQuery.expr[":"] = jQuery.expr.pseudos;
5539 jQuery.unique = Sizzle.uniqueSort;
5540 jQuery.text = Sizzle.getText;
5541 jQuery.isXMLDoc = Sizzle.isXML;
5542 jQuery.contains = Sizzle.contains;
5543
5544
5545 })( window );
5546 var runtil = /Until$/,
5547         rparentsprev = /^(?:parents|prev(?:Until|All))/,
5548         isSimple = /^.[^:#\[\.,]*$/,
5549         rneedsContext = jQuery.expr.match.needsContext,
5550         // methods guaranteed to produce a unique set when starting from a unique set
5551         guaranteedUnique = {
5552                 children: true,
5553                 contents: true,
5554                 next: true,
5555                 prev: true
5556         };
5557
5558 jQuery.fn.extend({
5559         find: function( selector ) {
5560                 var i, ret, self,
5561                         len = this.length;
5562
5563                 if ( typeof selector !== "string" ) {
5564                         self = this;
5565                         return this.pushStack( jQuery( selector ).filter(function() {
5566                                 for ( i = 0; i < len; i++ ) {
5567                                         if ( jQuery.contains( self[ i ], this ) ) {
5568                                                 return true;
5569                                         }
5570                                 }
5571                         }) );
5572                 }
5573
5574                 ret = [];
5575                 for ( i = 0; i < len; i++ ) {
5576                         jQuery.find( selector, this[ i ], ret );
5577                 }
5578
5579                 // Needed because $( selector, context ) becomes $( context ).find( selector )
5580                 ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret );
5581                 ret.selector = ( this.selector ? this.selector + " " : "" ) + selector;
5582                 return ret;
5583         },
5584
5585         has: function( target ) {
5586                 var i,
5587                         targets = jQuery( target, this ),
5588                         len = targets.length;
5589
5590                 return this.filter(function() {
5591                         for ( i = 0; i < len; i++ ) {
5592                                 if ( jQuery.contains( this, targets[i] ) ) {
5593                                         return true;
5594                                 }
5595                         }
5596                 });
5597         },
5598
5599         not: function( selector ) {
5600                 return this.pushStack( winnow(this, selector, false) );
5601         },
5602
5603         filter: function( selector ) {
5604                 return this.pushStack( winnow(this, selector, true) );
5605         },
5606
5607         is: function( selector ) {
5608                 return !!selector && (
5609                         typeof selector === "string" ?
5610                                 // If this is a positional/relative selector, check membership in the returned set
5611                                 // so $("p:first").is("p:last") won't return true for a doc with two "p".
5612                                 rneedsContext.test( selector ) ?
5613                                         jQuery( selector, this.context ).index( this[0] ) >= 0 :
5614                                         jQuery.filter( selector, this ).length > 0 :
5615                                 this.filter( selector ).length > 0 );
5616         },
5617
5618         closest: function( selectors, context ) {
5619                 var cur,
5620                         i = 0,
5621                         l = this.length,
5622                         ret = [],
5623                         pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ?
5624                                 jQuery( selectors, context || this.context ) :
5625                                 0;
5626
5627                 for ( ; i < l; i++ ) {
5628                         cur = this[i];
5629
5630                         while ( cur && cur.ownerDocument && cur !== context && cur.nodeType !== 11 ) {
5631                                 if ( pos ? pos.index(cur) > -1 : jQuery.find.matchesSelector(cur, selectors) ) {
5632                                         ret.push( cur );
5633                                         break;
5634                                 }
5635                                 cur = cur.parentNode;
5636                         }
5637                 }
5638
5639                 return this.pushStack( ret.length > 1 ? jQuery.unique( ret ) : ret );
5640         },
5641
5642         // Determine the position of an element within
5643         // the matched set of elements
5644         index: function( elem ) {
5645
5646                 // No argument, return index in parent
5647                 if ( !elem ) {
5648                         return ( this[0] && this[0].parentNode ) ? this.first().prevAll().length : -1;
5649                 }
5650
5651                 // index in selector
5652                 if ( typeof elem === "string" ) {
5653                         return jQuery.inArray( this[0], jQuery( elem ) );
5654                 }
5655
5656                 // Locate the position of the desired element
5657                 return jQuery.inArray(
5658                         // If it receives a jQuery object, the first element is used
5659                         elem.jquery ? elem[0] : elem, this );
5660         },
5661
5662         add: function( selector, context ) {
5663                 var set = typeof selector === "string" ?
5664                                 jQuery( selector, context ) :
5665                                 jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ),
5666                         all = jQuery.merge( this.get(), set );
5667
5668                 return this.pushStack( jQuery.unique(all) );
5669         },
5670
5671         addBack: function( selector ) {
5672                 return this.add( selector == null ?
5673                         this.prevObject : this.prevObject.filter(selector)
5674                 );
5675         }
5676 });
5677
5678 jQuery.fn.andSelf = jQuery.fn.addBack;
5679
5680 function sibling( cur, dir ) {
5681         do {
5682                 cur = cur[ dir ];
5683         } while ( cur && cur.nodeType !== 1 );
5684
5685         return cur;
5686 }
5687
5688 jQuery.each({
5689         parent: function( elem ) {
5690                 var parent = elem.parentNode;
5691                 return parent && parent.nodeType !== 11 ? parent : null;
5692         },
5693         parents: function( elem ) {
5694                 return jQuery.dir( elem, "parentNode" );
5695         },
5696         parentsUntil: function( elem, i, until ) {
5697                 return jQuery.dir( elem, "parentNode", until );
5698         },
5699         next: function( elem ) {
5700                 return sibling( elem, "nextSibling" );
5701         },
5702         prev: function( elem ) {
5703                 return sibling( elem, "previousSibling" );
5704         },
5705         nextAll: function( elem ) {
5706                 return jQuery.dir( elem, "nextSibling" );
5707         },
5708         prevAll: function( elem ) {
5709                 return jQuery.dir( elem, "previousSibling" );
5710         },
5711         nextUntil: function( elem, i, until ) {
5712                 return jQuery.dir( elem, "nextSibling", until );
5713         },
5714         prevUntil: function( elem, i, until ) {
5715                 return jQuery.dir( elem, "previousSibling", until );
5716         },
5717         siblings: function( elem ) {
5718                 return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem );
5719         },
5720         children: function( elem ) {
5721                 return jQuery.sibling( elem.firstChild );
5722         },
5723         contents: function( elem ) {
5724                 return jQuery.nodeName( elem, "iframe" ) ?
5725                         elem.contentDocument || elem.contentWindow.document :
5726                         jQuery.merge( [], elem.childNodes );
5727         }
5728 }, function( name, fn ) {
5729         jQuery.fn[ name ] = function( until, selector ) {
5730                 var ret = jQuery.map( this, fn, until );
5731
5732                 if ( !runtil.test( name ) ) {
5733                         selector = until;
5734                 }
5735
5736                 if ( selector && typeof selector === "string" ) {
5737                         ret = jQuery.filter( selector, ret );
5738                 }
5739
5740                 ret = this.length > 1 && !guaranteedUnique[ name ] ? jQuery.unique( ret ) : ret;
5741
5742                 if ( this.length > 1 && rparentsprev.test( name ) ) {
5743                         ret = ret.reverse();
5744                 }
5745
5746                 return this.pushStack( ret );
5747         };
5748 });
5749
5750 jQuery.extend({
5751         filter: function( expr, elems, not ) {
5752                 if ( not ) {
5753                         expr = ":not(" + expr + ")";
5754                 }
5755
5756                 return elems.length === 1 ?
5757                         jQuery.find.matchesSelector(elems[0], expr) ? [ elems[0] ] : [] :
5758                         jQuery.find.matches(expr, elems);
5759         },
5760
5761         dir: function( elem, dir, until ) {
5762                 var matched = [],
5763                         cur = elem[ dir ];
5764
5765                 while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) {
5766                         if ( cur.nodeType === 1 ) {
5767                                 matched.push( cur );
5768                         }
5769                         cur = cur[dir];
5770                 }
5771                 return matched;
5772         },
5773
5774         sibling: function( n, elem ) {
5775                 var r = [];
5776
5777                 for ( ; n; n = n.nextSibling ) {
5778                         if ( n.nodeType === 1 && n !== elem ) {
5779                                 r.push( n );
5780                         }
5781                 }
5782
5783                 return r;
5784         }
5785 });
5786
5787 // Implement the identical functionality for filter and not
5788 function winnow( elements, qualifier, keep ) {
5789
5790         // Can't pass null or undefined to indexOf in Firefox 4
5791         // Set to 0 to skip string check
5792         qualifier = qualifier || 0;
5793
5794         if ( jQuery.isFunction( qualifier ) ) {
5795                 return jQuery.grep(elements, function( elem, i ) {
5796                         var retVal = !!qualifier.call( elem, i, elem );
5797                         return retVal === keep;
5798                 });
5799
5800         } else if ( qualifier.nodeType ) {
5801                 return jQuery.grep(elements, function( elem ) {
5802                         return ( elem === qualifier ) === keep;
5803                 });
5804
5805         } else if ( typeof qualifier === "string" ) {
5806                 var filtered = jQuery.grep(elements, function( elem ) {
5807                         return elem.nodeType === 1;
5808                 });
5809
5810                 if ( isSimple.test( qualifier ) ) {
5811                         return jQuery.filter(qualifier, filtered, !keep);
5812                 } else {
5813                         qualifier = jQuery.filter( qualifier, filtered );
5814                 }
5815         }
5816
5817         return jQuery.grep(elements, function( elem ) {
5818                 return ( jQuery.inArray( elem, qualifier ) >= 0 ) === keep;
5819         });
5820 }
5821 function createSafeFragment( document ) {
5822         var list = nodeNames.split( "|" ),
5823                 safeFrag = document.createDocumentFragment();
5824
5825         if ( safeFrag.createElement ) {
5826                 while ( list.length ) {
5827                         safeFrag.createElement(
5828                                 list.pop()
5829                         );
5830                 }
5831         }
5832         return safeFrag;
5833 }
5834
5835 var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|" +
5836                 "header|hgroup|mark|meter|nav|output|progress|section|summary|time|video",
5837         rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g,
5838         rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"),
5839         rleadingWhitespace = /^\s+/,
5840         rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi,
5841         rtagName = /<([\w:]+)/,
5842         rtbody = /<tbody/i,
5843         rhtml = /<|&#?\w+;/,
5844         rnoInnerhtml = /<(?:script|style|link)/i,
5845         manipulation_rcheckableType = /^(?:checkbox|radio)$/i,
5846         // checked="checked" or checked
5847         rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
5848         rscriptType = /^$|\/(?:java|ecma)script/i,
5849         rscriptTypeMasked = /^true\/(.*)/,
5850         rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g,
5851
5852         // We have to close these tags to support XHTML (#13200)
5853         wrapMap = {
5854                 option: [ 1, "<select multiple='multiple'>", "</select>" ],
5855                 legend: [ 1, "<fieldset>", "</fieldset>" ],
5856                 area: [ 1, "<map>", "</map>" ],
5857                 param: [ 1, "<object>", "</object>" ],
5858                 thead: [ 1, "<table>", "</table>" ],
5859                 tr: [ 2, "<table><tbody>", "</tbody></table>" ],
5860                 col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ],
5861                 td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
5862
5863                 // IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags,
5864                 // unless wrapped in a div with non-breaking characters in front of it.
5865                 _default: jQuery.support.htmlSerialize ? [ 0, "", "" ] : [ 1, "X<div>", "</div>"  ]
5866         },
5867         safeFragment = createSafeFragment( document ),
5868         fragmentDiv = safeFragment.appendChild( document.createElement("div") );
5869
5870 wrapMap.optgroup = wrapMap.option;
5871 wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
5872 wrapMap.th = wrapMap.td;
5873
5874 jQuery.fn.extend({
5875         text: function( value ) {
5876                 return jQuery.access( this, function( value ) {
5877                         return value === undefined ?
5878                                 jQuery.text( this ) :
5879                                 this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) );
5880                 }, null, value, arguments.length );
5881         },
5882
5883         wrapAll: function( html ) {
5884                 if ( jQuery.isFunction( html ) ) {
5885                         return this.each(function(i) {
5886                                 jQuery(this).wrapAll( html.call(this, i) );
5887                         });
5888                 }
5889
5890                 if ( this[0] ) {
5891                         // The elements to wrap the target around
5892                         var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true);
5893
5894                         if ( this[0].parentNode ) {
5895                                 wrap.insertBefore( this[0] );
5896                         }
5897
5898                         wrap.map(function() {
5899                                 var elem = this;
5900
5901                                 while ( elem.firstChild && elem.firstChild.nodeType === 1 ) {
5902                                         elem = elem.firstChild;
5903                                 }
5904
5905                                 return elem;
5906                         }).append( this );
5907                 }
5908
5909                 return this;
5910         },
5911
5912         wrapInner: function( html ) {
5913                 if ( jQuery.isFunction( html ) ) {
5914                         return this.each(function(i) {
5915                                 jQuery(this).wrapInner( html.call(this, i) );
5916                         });
5917                 }
5918
5919                 return this.each(function() {
5920                         var self = jQuery( this ),
5921                                 contents = self.contents();
5922
5923                         if ( contents.length ) {
5924                                 contents.wrapAll( html );
5925
5926                         } else {
5927                                 self.append( html );
5928                         }
5929                 });
5930         },
5931
5932         wrap: function( html ) {
5933                 var isFunction = jQuery.isFunction( html );
5934
5935                 return this.each(function(i) {
5936                         jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html );
5937                 });
5938         },
5939
5940         unwrap: function() {
5941                 return this.parent().each(function() {
5942                         if ( !jQuery.nodeName( this, "body" ) ) {
5943                                 jQuery( this ).replaceWith( this.childNodes );
5944                         }
5945                 }).end();
5946         },
5947
5948         append: function() {
5949                 return this.domManip(arguments, true, function( elem ) {
5950                         if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
5951                                 this.appendChild( elem );
5952                         }
5953                 });
5954         },
5955
5956         prepend: function() {
5957                 return this.domManip(arguments, true, function( elem ) {
5958                         if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
5959                                 this.insertBefore( elem, this.firstChild );
5960                         }
5961                 });
5962         },
5963
5964         before: function() {
5965                 return this.domManip( arguments, false, function( elem ) {
5966                         if ( this.parentNode ) {
5967                                 this.parentNode.insertBefore( elem, this );
5968                         }
5969                 });
5970         },
5971
5972         after: function() {
5973                 return this.domManip( arguments, false, function( elem ) {
5974                         if ( this.parentNode ) {
5975                                 this.parentNode.insertBefore( elem, this.nextSibling );
5976                         }
5977                 });
5978         },
5979
5980         // keepData is for internal use only--do not document
5981         remove: function( selector, keepData ) {
5982                 var elem,
5983                         i = 0;
5984
5985                 for ( ; (elem = this[i]) != null; i++ ) {
5986                         if ( !selector || jQuery.filter( selector, [ elem ] ).length > 0 ) {
5987                                 if ( !keepData && elem.nodeType === 1 ) {
5988                                         jQuery.cleanData( getAll( elem ) );
5989                                 }
5990
5991                                 if ( elem.parentNode ) {
5992                                         if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) {
5993                                                 setGlobalEval( getAll( elem, "script" ) );
5994                                         }
5995                                         elem.parentNode.removeChild( elem );
5996                                 }
5997                         }
5998                 }
5999
6000                 return this;
6001         },
6002
6003         empty: function() {
6004                 var elem,
6005                         i = 0;
6006
6007                 for ( ; (elem = this[i]) != null; i++ ) {
6008                         // Remove element nodes and prevent memory leaks
6009                         if ( elem.nodeType === 1 ) {
6010                                 jQuery.cleanData( getAll( elem, false ) );
6011                         }
6012
6013                         // Remove any remaining nodes
6014                         while ( elem.firstChild ) {
6015                                 elem.removeChild( elem.firstChild );
6016                         }
6017
6018                         // If this is a select, ensure that it displays empty (#12336)
6019                         // Support: IE<9
6020                         if ( elem.options && jQuery.nodeName( elem, "select" ) ) {
6021                                 elem.options.length = 0;
6022                         }
6023                 }
6024
6025                 return this;
6026         },
6027
6028         clone: function( dataAndEvents, deepDataAndEvents ) {
6029                 dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
6030                 deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
6031
6032                 return this.map( function () {
6033                         return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
6034                 });
6035         },
6036
6037         html: function( value ) {
6038                 return jQuery.access( this, function( value ) {
6039                         var elem = this[0] || {},
6040                                 i = 0,
6041                                 l = this.length;
6042
6043                         if ( value === undefined ) {
6044                                 return elem.nodeType === 1 ?
6045                                         elem.innerHTML.replace( rinlinejQuery, "" ) :
6046                                         undefined;
6047                         }
6048
6049                         // See if we can take a shortcut and just use innerHTML
6050                         if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
6051                                 ( jQuery.support.htmlSerialize || !rnoshimcache.test( value )  ) &&
6052                                 ( jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value ) ) &&
6053                                 !wrapMap[ ( rtagName.exec( value ) || ["", ""] )[1].toLowerCase() ] ) {
6054
6055                                 value = value.replace( rxhtmlTag, "<$1></$2>" );
6056
6057                                 try {
6058                                         for (; i < l; i++ ) {
6059                                                 // Remove element nodes and prevent memory leaks
6060                                                 elem = this[i] || {};
6061                                                 if ( elem.nodeType === 1 ) {
6062                                                         jQuery.cleanData( getAll( elem, false ) );
6063                                                         elem.innerHTML = value;
6064                                                 }
6065                                         }
6066
6067                                         elem = 0;
6068
6069                                 // If using innerHTML throws an exception, use the fallback method
6070                                 } catch(e) {}
6071                         }
6072
6073                         if ( elem ) {
6074                                 this.empty().append( value );
6075                         }
6076                 }, null, value, arguments.length );
6077         },
6078
6079         replaceWith: function( value ) {
6080                 var isFunc = jQuery.isFunction( value );
6081
6082                 // Make sure that the elements are removed from the DOM before they are inserted
6083                 // this can help fix replacing a parent with child elements
6084                 if ( !isFunc && typeof value !== "string" ) {
6085                         value = jQuery( value ).not( this ).detach();
6086                 }
6087
6088                 return this.domManip( [ value ], true, function( elem ) {
6089                         var next = this.nextSibling,
6090                                 parent = this.parentNode;
6091
6092                         if ( parent ) {
6093                                 jQuery( this ).remove();
6094                                 parent.insertBefore( elem, next );
6095                         }
6096                 });
6097         },
6098
6099         detach: function( selector ) {
6100                 return this.remove( selector, true );
6101         },
6102
6103         domManip: function( args, table, callback ) {
6104
6105                 // Flatten any nested arrays
6106                 args = core_concat.apply( [], args );
6107
6108                 var first, node, hasScripts,
6109                         scripts, doc, fragment,
6110                         i = 0,
6111                         l = this.length,
6112                         set = this,
6113                         iNoClone = l - 1,
6114                         value = args[0],
6115                         isFunction = jQuery.isFunction( value );
6116
6117                 // We can't cloneNode fragments that contain checked, in WebKit
6118                 if ( isFunction || !( l <= 1 || typeof value !== "string" || jQuery.support.checkClone || !rchecked.test( value ) ) ) {
6119                         return this.each(function( index ) {
6120                                 var self = set.eq( index );
6121                                 if ( isFunction ) {
6122                                         args[0] = value.call( this, index, table ? self.html() : undefined );
6123                                 }
6124                                 self.domManip( args, table, callback );
6125                         });
6126                 }
6127
6128                 if ( l ) {
6129                         fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, this );
6130                         first = fragment.firstChild;
6131
6132                         if ( fragment.childNodes.length === 1 ) {
6133                                 fragment = first;
6134                         }
6135
6136                         if ( first ) {
6137                                 table = table && jQuery.nodeName( first, "tr" );
6138                                 scripts = jQuery.map( getAll( fragment, "script" ), disableScript );
6139                                 hasScripts = scripts.length;
6140
6141                                 // Use the original fragment for the last item instead of the first because it can end up
6142                                 // being emptied incorrectly in certain situations (#8070).
6143                                 for ( ; i < l; i++ ) {
6144                                         node = fragment;
6145
6146                                         if ( i !== iNoClone ) {
6147                                                 node = jQuery.clone( node, true, true );
6148
6149                                                 // Keep references to cloned scripts for later restoration
6150                                                 if ( hasScripts ) {
6151                                                         jQuery.merge( scripts, getAll( node, "script" ) );
6152                                                 }
6153                                         }
6154
6155                                         callback.call(
6156                                                 table && jQuery.nodeName( this[i], "table" ) ?
6157                                                         findOrAppend( this[i], "tbody" ) :
6158                                                         this[i],
6159                                                 node,
6160                                                 i
6161                                         );
6162                                 }
6163
6164                                 if ( hasScripts ) {
6165                                         doc = scripts[ scripts.length - 1 ].ownerDocument;
6166
6167                                         // Reenable scripts
6168                                         jQuery.map( scripts, restoreScript );
6169
6170                                         // Evaluate executable scripts on first document insertion
6171                                         for ( i = 0; i < hasScripts; i++ ) {
6172                                                 node = scripts[ i ];
6173                                                 if ( rscriptType.test( node.type || "" ) &&
6174                                                         !jQuery._data( node, "globalEval" ) && jQuery.contains( doc, node ) ) {
6175
6176                                                         if ( node.src ) {
6177                                                                 // Hope ajax is available...
6178                                                                 jQuery.ajax({
6179                                                                         url: node.src,
6180                                                                         type: "GET",
6181                                                                         dataType: "script",
6182                                                                         async: false,
6183                                                                         global: false,
6184                                                                         "throws": true
6185                                                                 });
6186                                                         } else {
6187                                                                 jQuery.globalEval( ( node.text || node.textContent || node.innerHTML || "" ).replace( rcleanScript, "" ) );
6188                                                         }
6189                                                 }
6190                                         }
6191                                 }
6192
6193                                 // Fix #11809: Avoid leaking memory
6194                                 fragment = first = null;
6195                         }
6196                 }
6197
6198                 return this;
6199         }
6200 });
6201
6202 function findOrAppend( elem, tag ) {
6203         return elem.getElementsByTagName( tag )[0] || elem.appendChild( elem.ownerDocument.createElement( tag ) );
6204 }
6205
6206 // Replace/restore the type attribute of script elements for safe DOM manipulation
6207 function disableScript( elem ) {
6208         var attr = elem.getAttributeNode("type");
6209         elem.type = ( attr && attr.specified ) + "/" + elem.type;
6210         return elem;
6211 }
6212 function restoreScript( elem ) {
6213         var match = rscriptTypeMasked.exec( elem.type );
6214         if ( match ) {
6215                 elem.type = match[1];
6216         } else {
6217                 elem.removeAttribute("type");
6218         }
6219         return elem;
6220 }
6221
6222 // Mark scripts as having already been evaluated
6223 function setGlobalEval( elems, refElements ) {
6224         var elem,
6225                 i = 0;
6226         for ( ; (elem = elems[i]) != null; i++ ) {
6227                 jQuery._data( elem, "globalEval", !refElements || jQuery._data( refElements[i], "globalEval" ) );
6228         }
6229 }
6230
6231 function cloneCopyEvent( src, dest ) {
6232
6233         if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) {
6234                 return;
6235         }
6236
6237         var type, i, l,
6238                 oldData = jQuery._data( src ),
6239                 curData = jQuery._data( dest, oldData ),
6240                 events = oldData.events;
6241
6242         if ( events ) {
6243                 delete curData.handle;
6244                 curData.events = {};
6245
6246                 for ( type in events ) {
6247                         for ( i = 0, l = events[ type ].length; i < l; i++ ) {
6248                                 jQuery.event.add( dest, type, events[ type ][ i ] );
6249                         }
6250                 }
6251         }
6252
6253         // make the cloned public data object a copy from the original
6254         if ( curData.data ) {
6255                 curData.data = jQuery.extend( {}, curData.data );
6256         }
6257 }
6258
6259 function fixCloneNodeIssues( src, dest ) {
6260         var nodeName, e, data;
6261
6262         // We do not need to do anything for non-Elements
6263         if ( dest.nodeType !== 1 ) {
6264                 return;
6265         }
6266
6267         nodeName = dest.nodeName.toLowerCase();
6268
6269         // IE6-8 copies events bound via attachEvent when using cloneNode.
6270         if ( !jQuery.support.noCloneEvent && dest[ jQuery.expando ] ) {
6271                 data = jQuery._data( dest );
6272
6273                 for ( e in data.events ) {
6274                         jQuery.removeEvent( dest, e, data.handle );
6275                 }
6276
6277                 // Event data gets referenced instead of copied if the expando gets copied too
6278                 dest.removeAttribute( jQuery.expando );
6279         }
6280
6281         // IE blanks contents when cloning scripts, and tries to evaluate newly-set text
6282         if ( nodeName === "script" && dest.text !== src.text ) {
6283                 disableScript( dest ).text = src.text;
6284                 restoreScript( dest );
6285
6286         // IE6-10 improperly clones children of object elements using classid.
6287         // IE10 throws NoModificationAllowedError if parent is null, #12132.
6288         } else if ( nodeName === "object" ) {
6289                 if ( dest.parentNode ) {
6290                         dest.outerHTML = src.outerHTML;
6291                 }
6292
6293                 // This path appears unavoidable for IE9. When cloning an object
6294                 // element in IE9, the outerHTML strategy above is not sufficient.
6295                 // If the src has innerHTML and the destination does not,
6296                 // copy the src.innerHTML into the dest.innerHTML. #10324
6297                 if ( jQuery.support.html5Clone && ( src.innerHTML && !jQuery.trim(dest.innerHTML) ) ) {
6298                         dest.innerHTML = src.innerHTML;
6299                 }
6300
6301         } else if ( nodeName === "input" && manipulation_rcheckableType.test( src.type ) ) {
6302                 // IE6-8 fails to persist the checked state of a cloned checkbox
6303                 // or radio button. Worse, IE6-7 fail to give the cloned element
6304                 // a checked appearance if the defaultChecked value isn't also set
6305
6306                 dest.defaultChecked = dest.checked = src.checked;
6307
6308                 // IE6-7 get confused and end up setting the value of a cloned
6309                 // checkbox/radio button to an empty string instead of "on"
6310                 if ( dest.value !== src.value ) {
6311                         dest.value = src.value;
6312                 }
6313
6314         // IE6-8 fails to return the selected option to the default selected
6315         // state when cloning options
6316         } else if ( nodeName === "option" ) {
6317                 dest.defaultSelected = dest.selected = src.defaultSelected;
6318
6319         // IE6-8 fails to set the defaultValue to the correct value when
6320         // cloning other types of input fields
6321         } else if ( nodeName === "input" || nodeName === "textarea" ) {
6322                 dest.defaultValue = src.defaultValue;
6323         }
6324 }
6325
6326 jQuery.each({
6327         appendTo: "append",
6328         prependTo: "prepend",
6329         insertBefore: "before",
6330         insertAfter: "after",
6331         replaceAll: "replaceWith"
6332 }, function( name, original ) {
6333         jQuery.fn[ name ] = function( selector ) {
6334                 var elems,
6335                         i = 0,
6336                         ret = [],
6337                         insert = jQuery( selector ),
6338                         last = insert.length - 1;
6339
6340                 for ( ; i <= last; i++ ) {
6341                         elems = i === last ? this : this.clone(true);
6342                         jQuery( insert[i] )[ original ]( elems );
6343
6344                         // Modern browsers can apply jQuery collections as arrays, but oldIE needs a .get()
6345                         core_push.apply( ret, elems.get() );
6346                 }
6347
6348                 return this.pushStack( ret );
6349         };
6350 });
6351
6352 function getAll( context, tag ) {
6353         var elems, elem,
6354                 i = 0,
6355                 found = typeof context.getElementsByTagName !== core_strundefined ? context.getElementsByTagName( tag || "*" ) :
6356                         typeof context.querySelectorAll !== core_strundefined ? context.querySelectorAll( tag || "*" ) :
6357                         undefined;
6358
6359         if ( !found ) {
6360                 for ( found = [], elems = context.childNodes || context; (elem = elems[i]) != null; i++ ) {
6361                         if ( !tag || jQuery.nodeName( elem, tag ) ) {
6362                                 found.push( elem );
6363                         } else {
6364                                 jQuery.merge( found, getAll( elem, tag ) );
6365                         }
6366                 }
6367         }
6368
6369         return tag === undefined || tag && jQuery.nodeName( context, tag ) ?
6370                 jQuery.merge( [ context ], found ) :
6371                 found;
6372 }
6373
6374 // Used in buildFragment, fixes the defaultChecked property
6375 function fixDefaultChecked( elem ) {
6376         if ( manipulation_rcheckableType.test( elem.type ) ) {
6377                 elem.defaultChecked = elem.checked;
6378         }
6379 }
6380
6381 jQuery.extend({
6382         clone: function( elem, dataAndEvents, deepDataAndEvents ) {
6383                 var destElements, node, clone, i, srcElements,
6384                         inPage = jQuery.contains( elem.ownerDocument, elem );
6385
6386                 if ( jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) {
6387                         clone = elem.cloneNode( true );
6388
6389                 // IE<=8 does not properly clone detached, unknown element nodes
6390                 } else {
6391                         fragmentDiv.innerHTML = elem.outerHTML;
6392                         fragmentDiv.removeChild( clone = fragmentDiv.firstChild );
6393                 }
6394
6395                 if ( (!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) &&
6396                                 (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) {
6397
6398                         // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2
6399                         destElements = getAll( clone );
6400                         srcElements = getAll( elem );
6401
6402                         // Fix all IE cloning issues
6403                         for ( i = 0; (node = srcElements[i]) != null; ++i ) {
6404                                 // Ensure that the destination node is not null; Fixes #9587
6405                                 if ( destElements[i] ) {
6406                                         fixCloneNodeIssues( node, destElements[i] );
6407                                 }
6408                         }
6409                 }
6410
6411                 // Copy the events from the original to the clone
6412                 if ( dataAndEvents ) {
6413                         if ( deepDataAndEvents ) {
6414                                 srcElements = srcElements || getAll( elem );
6415                                 destElements = destElements || getAll( clone );
6416
6417                                 for ( i = 0; (node = srcElements[i]) != null; i++ ) {
6418                                         cloneCopyEvent( node, destElements[i] );
6419                                 }
6420                         } else {
6421                                 cloneCopyEvent( elem, clone );
6422                         }
6423                 }
6424
6425                 // Preserve script evaluation history
6426                 destElements = getAll( clone, "script" );
6427                 if ( destElements.length > 0 ) {
6428                         setGlobalEval( destElements, !inPage && getAll( elem, "script" ) );
6429                 }
6430
6431                 destElements = srcElements = node = null;
6432
6433                 // Return the cloned set
6434                 return clone;
6435         },
6436
6437         buildFragment: function( elems, context, scripts, selection ) {
6438                 var j, elem, contains,
6439                         tmp, tag, tbody, wrap,
6440                         l = elems.length,
6441
6442                         // Ensure a safe fragment
6443                         safe = createSafeFragment( context ),
6444
6445                         nodes = [],
6446                         i = 0;
6447
6448                 for ( ; i < l; i++ ) {
6449                         elem = elems[ i ];
6450
6451                         if ( elem || elem === 0 ) {
6452
6453                                 // Add nodes directly
6454                                 if ( jQuery.type( elem ) === "object" ) {
6455                                         jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );
6456
6457                                 // Convert non-html into a text node
6458                                 } else if ( !rhtml.test( elem ) ) {
6459                                         nodes.push( context.createTextNode( elem ) );
6460
6461                                 // Convert html into DOM nodes
6462                                 } else {
6463                                         tmp = tmp || safe.appendChild( context.createElement("div") );
6464
6465                                         // Deserialize a standard representation
6466                                         tag = ( rtagName.exec( elem ) || ["", ""] )[1].toLowerCase();
6467                                         wrap = wrapMap[ tag ] || wrapMap._default;
6468
6469                                         tmp.innerHTML = wrap[1] + elem.replace( rxhtmlTag, "<$1></$2>" ) + wrap[2];
6470
6471                                         // Descend through wrappers to the right content
6472                                         j = wrap[0];
6473                                         while ( j-- ) {
6474                                                 tmp = tmp.lastChild;
6475                                         }
6476
6477                                         // Manually add leading whitespace removed by IE
6478                                         if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
6479                                                 nodes.push( context.createTextNode( rleadingWhitespace.exec( elem )[0] ) );
6480                                         }
6481
6482                                         // Remove IE's autoinserted <tbody> from table fragments
6483                                         if ( !jQuery.support.tbody ) {
6484
6485                                                 // String was a <table>, *may* have spurious <tbody>
6486                                                 elem = tag === "table" && !rtbody.test( elem ) ?
6487                                                         tmp.firstChild :
6488
6489                                                         // String was a bare <thead> or <tfoot>
6490                                                         wrap[1] === "<table>" && !rtbody.test( elem ) ?
6491                                                                 tmp :
6492                                                                 0;
6493
6494                                                 j = elem && elem.childNodes.length;
6495                                                 while ( j-- ) {
6496                                                         if ( jQuery.nodeName( (tbody = elem.childNodes[j]), "tbody" ) && !tbody.childNodes.length ) {
6497                                                                 elem.removeChild( tbody );
6498                                                         }
6499                                                 }
6500                                         }
6501
6502                                         jQuery.merge( nodes, tmp.childNodes );
6503
6504                                         // Fix #12392 for WebKit and IE > 9
6505                                         tmp.textContent = "";
6506
6507                                         // Fix #12392 for oldIE
6508                                         while ( tmp.firstChild ) {
6509                                                 tmp.removeChild( tmp.firstChild );
6510                                         }
6511
6512                                         // Remember the top-level container for proper cleanup
6513                                         tmp = safe.lastChild;
6514                                 }
6515                         }
6516                 }
6517
6518                 // Fix #11356: Clear elements from fragment
6519                 if ( tmp ) {
6520                         safe.removeChild( tmp );
6521                 }
6522
6523                 // Reset defaultChecked for any radios and checkboxes
6524                 // about to be appended to the DOM in IE 6/7 (#8060)
6525                 if ( !jQuery.support.appendChecked ) {
6526                         jQuery.grep( getAll( nodes, "input" ), fixDefaultChecked );
6527                 }
6528
6529                 i = 0;
6530                 while ( (elem = nodes[ i++ ]) ) {
6531
6532                         // #4087 - If origin and destination elements are the same, and this is
6533                         // that element, do not do anything
6534                         if ( selection && jQuery.inArray( elem, selection ) !== -1 ) {
6535                                 continue;
6536                         }
6537
6538                         contains = jQuery.contains( elem.ownerDocument, elem );
6539
6540                         // Append to fragment
6541                         tmp = getAll( safe.appendChild( elem ), "script" );
6542
6543                         // Preserve script evaluation history
6544                         if ( contains ) {
6545                                 setGlobalEval( tmp );
6546                         }
6547
6548                         // Capture executables
6549                         if ( scripts ) {
6550                                 j = 0;
6551                                 while ( (elem = tmp[ j++ ]) ) {
6552                                         if ( rscriptType.test( elem.type || "" ) ) {
6553                                                 scripts.push( elem );
6554                                         }
6555                                 }
6556                         }
6557                 }
6558
6559                 tmp = null;
6560
6561                 return safe;
6562         },
6563
6564         cleanData: function( elems, /* internal */ acceptData ) {
6565                 var elem, type, id, data,
6566                         i = 0,
6567                         internalKey = jQuery.expando,
6568                         cache = jQuery.cache,
6569                         deleteExpando = jQuery.support.deleteExpando,
6570                         special = jQuery.event.special;
6571
6572                 for ( ; (elem = elems[i]) != null; i++ ) {
6573
6574                         if ( acceptData || jQuery.acceptData( elem ) ) {
6575
6576                                 id = elem[ internalKey ];
6577                                 data = id && cache[ id ];
6578
6579                                 if ( data ) {
6580                                         if ( data.events ) {
6581                                                 for ( type in data.events ) {
6582                                                         if ( special[ type ] ) {
6583                                                                 jQuery.event.remove( elem, type );
6584
6585                                                         // This is a shortcut to avoid jQuery.event.remove's overhead
6586                                                         } else {
6587                                                                 jQuery.removeEvent( elem, type, data.handle );
6588                                                         }
6589                                                 }
6590                                         }
6591
6592                                         // Remove cache only if it was not already removed by jQuery.event.remove
6593                                         if ( cache[ id ] ) {
6594
6595                                                 delete cache[ id ];
6596
6597                                                 // IE does not allow us to delete expando properties from nodes,
6598                                                 // nor does it have a removeAttribute function on Document nodes;
6599                                                 // we must handle all of these cases
6600                                                 if ( deleteExpando ) {
6601                                                         delete elem[ internalKey ];
6602
6603                                                 } else if ( typeof elem.removeAttribute !== core_strundefined ) {
6604                                                         elem.removeAttribute( internalKey );
6605
6606                                                 } else {
6607                                                         elem[ internalKey ] = null;
6608                                                 }
6609
6610                                                 core_deletedIds.push( id );
6611                                         }
6612                                 }
6613                         }
6614                 }
6615         }
6616 });
6617 var iframe, getStyles, curCSS,
6618         ralpha = /alpha\([^)]*\)/i,
6619         ropacity = /opacity\s*=\s*([^)]*)/,
6620         rposition = /^(top|right|bottom|left)$/,
6621         // swappable if display is none or starts with table except "table", "table-cell", or "table-caption"
6622         // see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
6623         rdisplayswap = /^(none|table(?!-c[ea]).+)/,
6624         rmargin = /^margin/,
6625         rnumsplit = new RegExp( "^(" + core_pnum + ")(.*)$", "i" ),
6626         rnumnonpx = new RegExp( "^(" + core_pnum + ")(?!px)[a-z%]+$", "i" ),
6627         rrelNum = new RegExp( "^([+-])=(" + core_pnum + ")", "i" ),
6628         elemdisplay = { BODY: "block" },
6629
6630         cssShow = { position: "absolute", visibility: "hidden", display: "block" },
6631         cssNormalTransform = {
6632                 letterSpacing: 0,
6633                 fontWeight: 400
6634         },
6635
6636         cssExpand = [ "Top", "Right", "Bottom", "Left" ],
6637         cssPrefixes = [ "Webkit", "O", "Moz", "ms" ];
6638
6639 // return a css property mapped to a potentially vendor prefixed property
6640 function vendorPropName( style, name ) {
6641
6642         // shortcut for names that are not vendor prefixed
6643         if ( name in style ) {
6644                 return name;
6645         }
6646
6647         // check for vendor prefixed names
6648         var capName = name.charAt(0).toUpperCase() + name.slice(1),
6649                 origName = name,
6650                 i = cssPrefixes.length;
6651
6652         while ( i-- ) {
6653                 name = cssPrefixes[ i ] + capName;
6654                 if ( name in style ) {
6655                         return name;
6656                 }
6657         }
6658
6659         return origName;
6660 }
6661
6662 function isHidden( elem, el ) {
6663         // isHidden might be called from jQuery#filter function;
6664         // in that case, element will be second argument
6665         elem = el || elem;
6666         return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem );
6667 }
6668
6669 function showHide( elements, show ) {
6670         var display, elem, hidden,
6671                 values = [],
6672                 index = 0,
6673                 length = elements.length;
6674
6675         for ( ; index < length; index++ ) {
6676                 elem = elements[ index ];
6677                 if ( !elem.style ) {
6678                         continue;
6679                 }
6680
6681                 values[ index ] = jQuery._data( elem, "olddisplay" );
6682                 display = elem.style.display;
6683                 if ( show ) {
6684                         // Reset the inline display of this element to learn if it is
6685                         // being hidden by cascaded rules or not
6686                         if ( !values[ index ] && display === "none" ) {
6687                                 elem.style.display = "";
6688                         }
6689
6690                         // Set elements which have been overridden with display: none
6691                         // in a stylesheet to whatever the default browser style is
6692                         // for such an element
6693                         if ( elem.style.display === "" && isHidden( elem ) ) {
6694                                 values[ index ] = jQuery._data( elem, "olddisplay", css_defaultDisplay(elem.nodeName) );
6695                         }
6696                 } else {
6697
6698                         if ( !values[ index ] ) {
6699                                 hidden = isHidden( elem );
6700
6701                                 if ( display && display !== "none" || !hidden ) {
6702                                         jQuery._data( elem, "olddisplay", hidden ? display : jQuery.css( elem, "display" ) );
6703                                 }
6704                         }
6705                 }
6706         }
6707
6708         // Set the display of most of the elements in a second loop
6709         // to avoid the constant reflow
6710         for ( index = 0; index < length; index++ ) {
6711                 elem = elements[ index ];
6712                 if ( !elem.style ) {
6713                         continue;
6714                 }
6715                 if ( !show || elem.style.display === "none" || elem.style.display === "" ) {
6716                         elem.style.display = show ? values[ index ] || "" : "none";
6717                 }
6718         }
6719
6720         return elements;
6721 }
6722
6723 jQuery.fn.extend({
6724         css: function( name, value ) {
6725                 return jQuery.access( this, function( elem, name, value ) {
6726                         var len, styles,
6727                                 map = {},
6728                                 i = 0;
6729
6730                         if ( jQuery.isArray( name ) ) {
6731                                 styles = getStyles( elem );
6732                                 len = name.length;
6733
6734                                 for ( ; i < len; i++ ) {
6735                                         map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles );
6736                                 }
6737
6738                                 return map;
6739                         }
6740
6741                         return value !== undefined ?
6742                                 jQuery.style( elem, name, value ) :
6743                                 jQuery.css( elem, name );
6744                 }, name, value, arguments.length > 1 );
6745         },
6746         show: function() {
6747                 return showHide( this, true );
6748         },
6749         hide: function() {
6750                 return showHide( this );
6751         },
6752         toggle: function( state ) {
6753                 var bool = typeof state === "boolean";
6754
6755                 return this.each(function() {
6756                         if ( bool ? state : isHidden( this ) ) {
6757                                 jQuery( this ).show();
6758                         } else {
6759                                 jQuery( this ).hide();
6760                         }
6761                 });
6762         }
6763 });
6764
6765 jQuery.extend({
6766         // Add in style property hooks for overriding the default
6767         // behavior of getting and setting a style property
6768         cssHooks: {
6769                 opacity: {
6770                         get: function( elem, computed ) {
6771                                 if ( computed ) {
6772                                         // We should always get a number back from opacity
6773                                         var ret = curCSS( elem, "opacity" );
6774                                         return ret === "" ? "1" : ret;
6775                                 }
6776                         }
6777                 }
6778         },
6779
6780         // Exclude the following css properties to add px
6781         cssNumber: {
6782                 "columnCount": true,
6783                 "fillOpacity": true,
6784                 "fontWeight": true,
6785                 "lineHeight": true,
6786                 "opacity": true,
6787                 "orphans": true,
6788                 "widows": true,
6789                 "zIndex": true,
6790                 "zoom": true
6791         },
6792
6793         // Add in properties whose names you wish to fix before
6794         // setting or getting the value
6795         cssProps: {
6796                 // normalize float css property
6797                 "float": jQuery.support.cssFloat ? "cssFloat" : "styleFloat"
6798         },
6799
6800         // Get and set the style property on a DOM Node
6801         style: function( elem, name, value, extra ) {
6802                 // Don't set styles on text and comment nodes
6803                 if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
6804                         return;
6805                 }
6806
6807                 // Make sure that we're working with the right name
6808                 var ret, type, hooks,
6809                         origName = jQuery.camelCase( name ),
6810                         style = elem.style;
6811
6812                 name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) );
6813
6814                 // gets hook for the prefixed version
6815                 // followed by the unprefixed version
6816                 hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
6817
6818                 // Check if we're setting a value
6819                 if ( value !== undefined ) {
6820                         type = typeof value;
6821
6822                         // convert relative number strings (+= or -=) to relative numbers. #7345
6823                         if ( type === "string" && (ret = rrelNum.exec( value )) ) {
6824                                 value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) );
6825                                 // Fixes bug #9237
6826                                 type = "number";
6827                         }
6828
6829                         // Make sure that NaN and null values aren't set. See: #7116
6830                         if ( value == null || type === "number" && isNaN( value ) ) {
6831                                 return;
6832                         }
6833
6834                         // If a number was passed in, add 'px' to the (except for certain CSS properties)
6835                         if ( type === "number" && !jQuery.cssNumber[ origName ] ) {
6836                                 value += "px";
6837                         }
6838
6839                         // Fixes #8908, it can be done more correctly by specifing setters in cssHooks,
6840                         // but it would mean to define eight (for every problematic property) identical functions
6841                         if ( !jQuery.support.clearCloneStyle && value === "" && name.indexOf("background") === 0 ) {
6842                                 style[ name ] = "inherit";
6843                         }
6844
6845                         // If a hook was provided, use that value, otherwise just set the specified value
6846                         if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) {
6847
6848                                 // Wrapped to prevent IE from throwing errors when 'invalid' values are provided
6849                                 // Fixes bug #5509
6850                                 try {
6851                                         style[ name ] = value;
6852                                 } catch(e) {}
6853                         }
6854
6855                 } else {
6856                         // If a hook was provided get the non-computed value from there
6857                         if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) {
6858                                 return ret;
6859                         }
6860
6861                         // Otherwise just get the value from the style object
6862                         return style[ name ];
6863                 }
6864         },
6865
6866         css: function( elem, name, extra, styles ) {
6867                 var num, val, hooks,
6868                         origName = jQuery.camelCase( name );
6869
6870                 // Make sure that we're working with the right name
6871                 name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) );
6872
6873                 // gets hook for the prefixed version
6874                 // followed by the unprefixed version
6875                 hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
6876
6877                 // If a hook was provided get the computed value from there
6878                 if ( hooks && "get" in hooks ) {
6879                         val = hooks.get( elem, true, extra );
6880                 }
6881
6882                 // Otherwise, if a way to get the computed value exists, use that
6883                 if ( val === undefined ) {
6884                         val = curCSS( elem, name, styles );
6885                 }
6886
6887                 //convert "normal" to computed value
6888                 if ( val === "normal" && name in cssNormalTransform ) {
6889                         val = cssNormalTransform[ name ];
6890                 }
6891
6892                 // Return, converting to number if forced or a qualifier was provided and val looks numeric
6893                 if ( extra === "" || extra ) {
6894                         num = parseFloat( val );
6895                         return extra === true || jQuery.isNumeric( num ) ? num || 0 : val;
6896                 }
6897                 return val;
6898         },
6899
6900         // A method for quickly swapping in/out CSS properties to get correct calculations
6901         swap: function( elem, options, callback, args ) {
6902                 var ret, name,
6903                         old = {};
6904
6905                 // Remember the old values, and insert the new ones
6906                 for ( name in options ) {
6907                         old[ name ] = elem.style[ name ];
6908                         elem.style[ name ] = options[ name ];
6909                 }
6910
6911                 ret = callback.apply( elem, args || [] );
6912
6913                 // Revert the old values
6914                 for ( name in options ) {
6915                         elem.style[ name ] = old[ name ];
6916                 }
6917
6918                 return ret;
6919         }
6920 });
6921
6922 // NOTE: we've included the "window" in window.getComputedStyle
6923 // because jsdom on node.js will break without it.
6924 if ( window.getComputedStyle ) {
6925         getStyles = function( elem ) {
6926                 return window.getComputedStyle( elem, null );
6927         };
6928
6929         curCSS = function( elem, name, _computed ) {
6930                 var width, minWidth, maxWidth,
6931                         computed = _computed || getStyles( elem ),
6932
6933                         // getPropertyValue is only needed for .css('filter') in IE9, see #12537
6934                         ret = computed ? computed.getPropertyValue( name ) || computed[ name ] : undefined,
6935                         style = elem.style;
6936
6937                 if ( computed ) {
6938
6939                         if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) {
6940                                 ret = jQuery.style( elem, name );
6941                         }
6942
6943                         // A tribute to the "awesome hack by Dean Edwards"
6944                         // Chrome < 17 and Safari 5.0 uses "computed value" instead of "used value" for margin-right
6945                         // Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels
6946                         // this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values
6947                         if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) {
6948
6949                                 // Remember the original values
6950                                 width = style.width;
6951                                 minWidth = style.minWidth;
6952                                 maxWidth = style.maxWidth;
6953
6954                                 // Put in the new values to get a computed value out
6955                                 style.minWidth = style.maxWidth = style.width = ret;
6956                                 ret = computed.width;
6957
6958                                 // Revert the changed values
6959                                 style.width = width;
6960                                 style.minWidth = minWidth;
6961                                 style.maxWidth = maxWidth;
6962                         }
6963                 }
6964
6965                 return ret;
6966         };
6967 } else if ( document.documentElement.currentStyle ) {
6968         getStyles = function( elem ) {
6969                 return elem.currentStyle;
6970         };
6971
6972         curCSS = function( elem, name, _computed ) {
6973                 var left, rs, rsLeft,
6974                         computed = _computed || getStyles( elem ),
6975                         ret = computed ? computed[ name ] : undefined,
6976                         style = elem.style;
6977
6978                 // Avoid setting ret to empty string here
6979                 // so we don't default to auto
6980                 if ( ret == null && style && style[ name ] ) {
6981                         ret = style[ name ];
6982                 }
6983
6984                 // From the awesome hack by Dean Edwards
6985                 // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291
6986
6987                 // If we're not dealing with a regular pixel number
6988                 // but a number that has a weird ending, we need to convert it to pixels
6989                 // but not position css attributes, as those are proportional to the parent element instead
6990                 // and we can't measure the parent instead because it might trigger a "stacking dolls" problem
6991                 if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) {
6992
6993                         // Remember the original values
6994                         left = style.left;
6995                         rs = elem.runtimeStyle;
6996                         rsLeft = rs && rs.left;
6997
6998                         // Put in the new values to get a computed value out
6999                         if ( rsLeft ) {
7000                                 rs.left = elem.currentStyle.left;
7001                         }
7002                         style.left = name === "fontSize" ? "1em" : ret;
7003                         ret = style.pixelLeft + "px";
7004
7005                         // Revert the changed values
7006                         style.left = left;
7007                         if ( rsLeft ) {
7008                                 rs.left = rsLeft;
7009                         }
7010                 }
7011
7012                 return ret === "" ? "auto" : ret;
7013         };
7014 }
7015
7016 function setPositiveNumber( elem, value, subtract ) {
7017         var matches = rnumsplit.exec( value );
7018         return matches ?
7019                 // Guard against undefined "subtract", e.g., when used as in cssHooks
7020                 Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) :
7021                 value;
7022 }
7023
7024 function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) {
7025         var i = extra === ( isBorderBox ? "border" : "content" ) ?
7026                 // If we already have the right measurement, avoid augmentation
7027                 4 :
7028                 // Otherwise initialize for horizontal or vertical properties
7029                 name === "width" ? 1 : 0,
7030
7031                 val = 0;
7032
7033         for ( ; i < 4; i += 2 ) {
7034                 // both box models exclude margin, so add it if we want it
7035                 if ( extra === "margin" ) {
7036                         val += jQuery.css( elem, extra + cssExpand[ i ], true, styles );
7037                 }
7038
7039                 if ( isBorderBox ) {
7040                         // border-box includes padding, so remove it if we want content
7041                         if ( extra === "content" ) {
7042                                 val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
7043                         }
7044
7045                         // at this point, extra isn't border nor margin, so remove border
7046                         if ( extra !== "margin" ) {
7047                                 val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
7048                         }
7049                 } else {
7050                         // at this point, extra isn't content, so add padding
7051                         val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
7052
7053                         // at this point, extra isn't content nor padding, so add border
7054                         if ( extra !== "padding" ) {
7055                                 val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
7056                         }
7057                 }
7058         }
7059
7060         return val;
7061 }
7062
7063 function getWidthOrHeight( elem, name, extra ) {
7064
7065         // Start with offset property, which is equivalent to the border-box value
7066         var valueIsBorderBox = true,
7067                 val = name === "width" ? elem.offsetWidth : elem.offsetHeight,
7068                 styles = getStyles( elem ),
7069                 isBorderBox = jQuery.support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box";
7070
7071         // some non-html elements return undefined for offsetWidth, so check for null/undefined
7072         // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
7073         // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
7074         if ( val <= 0 || val == null ) {
7075                 // Fall back to computed then uncomputed css if necessary
7076                 val = curCSS( elem, name, styles );
7077                 if ( val < 0 || val == null ) {
7078                         val = elem.style[ name ];
7079                 }
7080
7081                 // Computed unit is not pixels. Stop here and return.
7082                 if ( rnumnonpx.test(val) ) {
7083                         return val;
7084                 }
7085
7086                 // we need the check for style in case a browser which returns unreliable values
7087                 // for getComputedStyle silently falls back to the reliable elem.style
7088                 valueIsBorderBox = isBorderBox && ( jQuery.support.boxSizingReliable || val === elem.style[ name ] );
7089
7090                 // Normalize "", auto, and prepare for extra
7091                 val = parseFloat( val ) || 0;
7092         }
7093
7094         // use the active box-sizing model to add/subtract irrelevant styles
7095         return ( val +
7096                 augmentWidthOrHeight(
7097                         elem,
7098                         name,
7099                         extra || ( isBorderBox ? "border" : "content" ),
7100                         valueIsBorderBox,
7101                         styles
7102                 )
7103         ) + "px";
7104 }
7105
7106 // Try to determine the default display value of an element
7107 function css_defaultDisplay( nodeName ) {
7108         var doc = document,
7109                 display = elemdisplay[ nodeName ];
7110
7111         if ( !display ) {
7112                 display = actualDisplay( nodeName, doc );
7113
7114                 // If the simple way fails, read from inside an iframe
7115                 if ( display === "none" || !display ) {
7116                         // Use the already-created iframe if possible
7117                         iframe = ( iframe ||
7118                                 jQuery("<iframe frameborder='0' width='0' height='0'/>")
7119                                 .css( "cssText", "display:block !important" )
7120                         ).appendTo( doc.documentElement );
7121
7122                         // Always write a new HTML skeleton so Webkit and Firefox don't choke on reuse
7123                         doc = ( iframe[0].contentWindow || iframe[0].contentDocument ).document;
7124                         doc.write("<!doctype html><html><body>");
7125                         doc.close();
7126
7127                         display = actualDisplay( nodeName, doc );
7128                         iframe.detach();
7129                 }
7130
7131                 // Store the correct default display
7132                 elemdisplay[ nodeName ] = display;
7133         }
7134
7135         return display;
7136 }
7137
7138 // Called ONLY from within css_defaultDisplay
7139 function actualDisplay( name, doc ) {
7140         var elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ),
7141                 display = jQuery.css( elem[0], "display" );
7142         elem.remove();
7143         return display;
7144 }
7145
7146 jQuery.each([ "height", "width" ], function( i, name ) {
7147         jQuery.cssHooks[ name ] = {
7148                 get: function( elem, computed, extra ) {
7149                         if ( computed ) {
7150                                 // certain elements can have dimension info if we invisibly show them
7151                                 // however, it must have a current display style that would benefit from this
7152                                 return elem.offsetWidth === 0 && rdisplayswap.test( jQuery.css( elem, "display" ) ) ?
7153                                         jQuery.swap( elem, cssShow, function() {
7154                                                 return getWidthOrHeight( elem, name, extra );
7155                                         }) :
7156                                         getWidthOrHeight( elem, name, extra );
7157                         }
7158                 },
7159
7160                 set: function( elem, value, extra ) {
7161                         var styles = extra && getStyles( elem );
7162                         return setPositiveNumber( elem, value, extra ?
7163                                 augmentWidthOrHeight(
7164                                         elem,
7165                                         name,
7166                                         extra,
7167                                         jQuery.support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
7168                                         styles
7169                                 ) : 0
7170                         );
7171                 }
7172         };
7173 });
7174
7175 if ( !jQuery.support.opacity ) {
7176         jQuery.cssHooks.opacity = {
7177                 get: function( elem, computed ) {
7178                         // IE uses filters for opacity
7179                         return ropacity.test( (computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || "" ) ?
7180                                 ( 0.01 * parseFloat( RegExp.$1 ) ) + "" :
7181                                 computed ? "1" : "";
7182                 },
7183
7184                 set: function( elem, value ) {
7185                         var style = elem.style,
7186                                 currentStyle = elem.currentStyle,
7187                                 opacity = jQuery.isNumeric( value ) ? "alpha(opacity=" + value * 100 + ")" : "",
7188                                 filter = currentStyle && currentStyle.filter || style.filter || "";
7189
7190                         // IE has trouble with opacity if it does not have layout
7191                         // Force it by setting the zoom level
7192                         style.zoom = 1;
7193
7194                         // if setting opacity to 1, and no other filters exist - attempt to remove filter attribute #6652
7195                         // if value === "", then remove inline opacity #12685
7196                         if ( ( value >= 1 || value === "" ) &&
7197                                         jQuery.trim( filter.replace( ralpha, "" ) ) === "" &&
7198                                         style.removeAttribute ) {
7199
7200                                 // Setting style.filter to null, "" & " " still leave "filter:" in the cssText
7201                                 // if "filter:" is present at all, clearType is disabled, we want to avoid this
7202                                 // style.removeAttribute is IE Only, but so apparently is this code path...
7203                                 style.removeAttribute( "filter" );
7204
7205                                 // if there is no filter style applied in a css rule or unset inline opacity, we are done
7206                                 if ( value === "" || currentStyle && !currentStyle.filter ) {
7207                                         return;
7208                                 }
7209                         }
7210
7211                         // otherwise, set new filter values
7212                         style.filter = ralpha.test( filter ) ?
7213                                 filter.replace( ralpha, opacity ) :
7214                                 filter + " " + opacity;
7215                 }
7216         };
7217 }
7218
7219 // These hooks cannot be added until DOM ready because the support test
7220 // for it is not run until after DOM ready
7221 jQuery(function() {
7222         if ( !jQuery.support.reliableMarginRight ) {
7223                 jQuery.cssHooks.marginRight = {
7224                         get: function( elem, computed ) {
7225                                 if ( computed ) {
7226                                         // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
7227                                         // Work around by temporarily setting element display to inline-block
7228                                         return jQuery.swap( elem, { "display": "inline-block" },
7229                                                 curCSS, [ elem, "marginRight" ] );
7230                                 }
7231                         }
7232                 };
7233         }
7234
7235         // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
7236         // getComputedStyle returns percent when specified for top/left/bottom/right
7237         // rather than make the css module depend on the offset module, we just check for it here
7238         if ( !jQuery.support.pixelPosition && jQuery.fn.position ) {
7239                 jQuery.each( [ "top", "left" ], function( i, prop ) {
7240                         jQuery.cssHooks[ prop ] = {
7241                                 get: function( elem, computed ) {
7242                                         if ( computed ) {
7243                                                 computed = curCSS( elem, prop );
7244                                                 // if curCSS returns percentage, fallback to offset
7245                                                 return rnumnonpx.test( computed ) ?
7246                                                         jQuery( elem ).position()[ prop ] + "px" :
7247                                                         computed;
7248                                         }
7249                                 }
7250                         };
7251                 });
7252         }
7253
7254 });
7255
7256 if ( jQuery.expr && jQuery.expr.filters ) {
7257         jQuery.expr.filters.hidden = function( elem ) {
7258                 // Support: Opera <= 12.12
7259                 // Opera reports offsetWidths and offsetHeights less than zero on some elements
7260                 return elem.offsetWidth <= 0 && elem.offsetHeight <= 0 ||
7261                         (!jQuery.support.reliableHiddenOffsets && ((elem.style && elem.style.display) || jQuery.css( elem, "display" )) === "none");
7262         };
7263
7264         jQuery.expr.filters.visible = function( elem ) {
7265                 return !jQuery.expr.filters.hidden( elem );
7266         };
7267 }
7268
7269 // These hooks are used by animate to expand properties
7270 jQuery.each({
7271         margin: "",
7272         padding: "",
7273         border: "Width"
7274 }, function( prefix, suffix ) {
7275         jQuery.cssHooks[ prefix + suffix ] = {
7276                 expand: function( value ) {
7277                         var i = 0,
7278                                 expanded = {},
7279
7280                                 // assumes a single number if not a string
7281                                 parts = typeof value === "string" ? value.split(" ") : [ value ];
7282
7283                         for ( ; i < 4; i++ ) {
7284                                 expanded[ prefix + cssExpand[ i ] + suffix ] =
7285                                         parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
7286                         }
7287
7288                         return expanded;
7289                 }
7290         };
7291
7292         if ( !rmargin.test( prefix ) ) {
7293                 jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
7294         }
7295 });
7296 var r20 = /%20/g,
7297         rbracket = /\[\]$/,
7298         rCRLF = /\r?\n/g,
7299         rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
7300         rsubmittable = /^(?:input|select|textarea|keygen)/i;
7301
7302 jQuery.fn.extend({
7303         serialize: function() {
7304                 return jQuery.param( this.serializeArray() );
7305         },
7306         serializeArray: function() {
7307                 return this.map(function(){
7308                         // Can add propHook for "elements" to filter or add form elements
7309                         var elements = jQuery.prop( this, "elements" );
7310                         return elements ? jQuery.makeArray( elements ) : this;
7311                 })
7312                 .filter(function(){
7313                         var type = this.type;
7314                         // Use .is(":disabled") so that fieldset[disabled] works
7315                         return this.name && !jQuery( this ).is( ":disabled" ) &&
7316                                 rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) &&
7317                                 ( this.checked || !manipulation_rcheckableType.test( type ) );
7318                 })
7319                 .map(function( i, elem ){
7320                         var val = jQuery( this ).val();
7321
7322                         return val == null ?
7323                                 null :
7324                                 jQuery.isArray( val ) ?
7325                                         jQuery.map( val, function( val ){
7326                                                 return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
7327                                         }) :
7328                                         { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
7329                 }).get();
7330         }
7331 });
7332
7333 //Serialize an array of form elements or a set of
7334 //key/values into a query string
7335 jQuery.param = function( a, traditional ) {
7336         var prefix,
7337                 s = [],
7338                 add = function( key, value ) {
7339                         // If value is a function, invoke it and return its value
7340                         value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value );
7341                         s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value );
7342                 };
7343
7344         // Set traditional to true for jQuery <= 1.3.2 behavior.
7345         if ( traditional === undefined ) {
7346                 traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional;
7347         }
7348
7349         // If an array was passed in, assume that it is an array of form elements.
7350         if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
7351                 // Serialize the form elements
7352                 jQuery.each( a, function() {
7353                         add( this.name, this.value );
7354                 });
7355
7356         } else {
7357                 // If traditional, encode the "old" way (the way 1.3.2 or older
7358                 // did it), otherwise encode params recursively.
7359                 for ( prefix in a ) {
7360                         buildParams( prefix, a[ prefix ], traditional, add );
7361                 }
7362         }
7363
7364         // Return the resulting serialization
7365         return s.join( "&" ).replace( r20, "+" );
7366 };
7367
7368 function buildParams( prefix, obj, traditional, add ) {
7369         var name;
7370
7371         if ( jQuery.isArray( obj ) ) {
7372                 // Serialize array item.
7373                 jQuery.each( obj, function( i, v ) {
7374                         if ( traditional || rbracket.test( prefix ) ) {
7375                                 // Treat each array item as a scalar.
7376                                 add( prefix, v );
7377
7378                         } else {
7379                                 // Item is non-scalar (array or object), encode its numeric index.
7380                                 buildParams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add );
7381                         }
7382                 });
7383
7384         } else if ( !traditional && jQuery.type( obj ) === "object" ) {
7385                 // Serialize object item.
7386                 for ( name in obj ) {
7387                         buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
7388                 }
7389
7390         } else {
7391                 // Serialize scalar item.
7392                 add( prefix, obj );
7393         }
7394 }
7395 jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " +
7396         "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
7397         "change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) {
7398
7399         // Handle event binding
7400         jQuery.fn[ name ] = function( data, fn ) {
7401                 return arguments.length > 0 ?
7402                         this.on( name, null, data, fn ) :
7403                         this.trigger( name );
7404         };
7405 });
7406
7407 jQuery.fn.hover = function( fnOver, fnOut ) {
7408         return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
7409 };
7410 var
7411         // Document location
7412         ajaxLocParts,
7413         ajaxLocation,
7414         ajax_nonce = jQuery.now(),
7415
7416         ajax_rquery = /\?/,
7417         rhash = /#.*$/,
7418         rts = /([?&])_=[^&]*/,
7419         rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL
7420         // #7653, #8125, #8152: local protocol detection
7421         rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
7422         rnoContent = /^(?:GET|HEAD)$/,
7423         rprotocol = /^\/\//,
7424         rurl = /^([\w.+-]+:)(?:\/\/([^\/?#:]*)(?::(\d+)|)|)/,
7425
7426         // Keep a copy of the old load method
7427         _load = jQuery.fn.load,
7428
7429         /* Prefilters
7430          * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
7431          * 2) These are called:
7432          *    - BEFORE asking for a transport
7433          *    - AFTER param serialization (s.data is a string if s.processData is true)
7434          * 3) key is the dataType
7435          * 4) the catchall symbol "*" can be used
7436          * 5) execution will start with transport dataType and THEN continue down to "*" if needed
7437          */
7438         prefilters = {},
7439
7440         /* Transports bindings
7441          * 1) key is the dataType
7442          * 2) the catchall symbol "*" can be used
7443          * 3) selection will start with transport dataType and THEN go to "*" if needed
7444          */
7445         transports = {},
7446
7447         // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
7448         allTypes = "*/".concat("*");
7449
7450 // #8138, IE may throw an exception when accessing
7451 // a field from window.location if document.domain has been set
7452 try {
7453         ajaxLocation = location.href;
7454 } catch( e ) {
7455         // Use the href attribute of an A element
7456         // since IE will modify it given document.location
7457         ajaxLocation = document.createElement( "a" );
7458         ajaxLocation.href = "";
7459         ajaxLocation = ajaxLocation.href;
7460 }
7461
7462 // Segment location into parts
7463 ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || [];
7464
7465 // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
7466 function addToPrefiltersOrTransports( structure ) {
7467
7468         // dataTypeExpression is optional and defaults to "*"
7469         return function( dataTypeExpression, func ) {
7470
7471                 if ( typeof dataTypeExpression !== "string" ) {
7472                         func = dataTypeExpression;
7473                         dataTypeExpression = "*";
7474                 }
7475
7476                 var dataType,
7477                         i = 0,
7478                         dataTypes = dataTypeExpression.toLowerCase().match( core_rnotwhite ) || [];
7479
7480                 if ( jQuery.isFunction( func ) ) {
7481                         // For each dataType in the dataTypeExpression
7482                         while ( (dataType = dataTypes[i++]) ) {
7483                                 // Prepend if requested
7484                                 if ( dataType[0] === "+" ) {
7485                                         dataType = dataType.slice( 1 ) || "*";
7486                                         (structure[ dataType ] = structure[ dataType ] || []).unshift( func );
7487
7488                                 // Otherwise append
7489                                 } else {
7490                                         (structure[ dataType ] = structure[ dataType ] || []).push( func );
7491                                 }
7492                         }
7493                 }
7494         };
7495 }
7496
7497 // Base inspection function for prefilters and transports
7498 function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) {
7499
7500         var inspected = {},
7501                 seekingTransport = ( structure === transports );
7502
7503         function inspect( dataType ) {
7504                 var selected;
7505                 inspected[ dataType ] = true;
7506                 jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) {
7507                         var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR );
7508                         if( typeof dataTypeOrTransport === "string" && !seekingTransport && !inspected[ dataTypeOrTransport ] ) {
7509                                 options.dataTypes.unshift( dataTypeOrTransport );
7510                                 inspect( dataTypeOrTransport );
7511                                 return false;
7512                         } else if ( seekingTransport ) {
7513                                 return !( selected = dataTypeOrTransport );
7514                         }
7515                 });
7516                 return selected;
7517         }
7518
7519         return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" );
7520 }
7521
7522 // A special extend for ajax options
7523 // that takes "flat" options (not to be deep extended)
7524 // Fixes #9887
7525 function ajaxExtend( target, src ) {
7526         var deep, key,
7527                 flatOptions = jQuery.ajaxSettings.flatOptions || {};
7528
7529         for ( key in src ) {
7530                 if ( src[ key ] !== undefined ) {
7531                         ( flatOptions[ key ] ? target : ( deep || (deep = {}) ) )[ key ] = src[ key ];
7532                 }
7533         }
7534         if ( deep ) {
7535                 jQuery.extend( true, target, deep );
7536         }
7537
7538         return target;
7539 }
7540
7541 jQuery.fn.load = function( url, params, callback ) {
7542         if ( typeof url !== "string" && _load ) {
7543                 return _load.apply( this, arguments );
7544         }
7545
7546         var selector, response, type,
7547                 self = this,
7548                 off = url.indexOf(" ");
7549
7550         if ( off >= 0 ) {
7551                 selector = url.slice( off, url.length );
7552                 url = url.slice( 0, off );
7553         }
7554
7555         // If it's a function
7556         if ( jQuery.isFunction( params ) ) {
7557
7558                 // We assume that it's the callback
7559                 callback = params;
7560                 params = undefined;
7561
7562         // Otherwise, build a param string
7563         } else if ( params && typeof params === "object" ) {
7564                 type = "POST";
7565         }
7566
7567         // If we have elements to modify, make the request
7568         if ( self.length > 0 ) {
7569                 jQuery.ajax({
7570                         url: url,
7571
7572                         // if "type" variable is undefined, then "GET" method will be used
7573                         type: type,
7574                         dataType: "html",
7575                         data: params
7576                 }).done(function( responseText ) {
7577
7578                         // Save response for use in complete callback
7579                         response = arguments;
7580
7581                         self.html( selector ?
7582
7583                                 // If a selector was specified, locate the right elements in a dummy div
7584                                 // Exclude scripts to avoid IE 'Permission Denied' errors
7585                                 jQuery("<div>").append( jQuery.parseHTML( responseText ) ).find( selector ) :
7586
7587                                 // Otherwise use the full result
7588                                 responseText );
7589
7590                 }).complete( callback && function( jqXHR, status ) {
7591                         self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] );
7592                 });
7593         }
7594
7595         return this;
7596 };
7597
7598 // Attach a bunch of functions for handling common AJAX events
7599 jQuery.each( [ "ajaxStart", "ajaxStop", "ajaxComplete", "ajaxError", "ajaxSuccess", "ajaxSend" ], function( i, type ){
7600         jQuery.fn[ type ] = function( fn ){
7601                 return this.on( type, fn );
7602         };
7603 });
7604
7605 jQuery.each( [ "get", "post" ], function( i, method ) {
7606         jQuery[ method ] = function( url, data, callback, type ) {
7607                 // shift arguments if data argument was omitted
7608                 if ( jQuery.isFunction( data ) ) {
7609                         type = type || callback;
7610                         callback = data;
7611                         data = undefined;
7612                 }
7613
7614                 return jQuery.ajax({
7615                         url: url,
7616                         type: method,
7617                         dataType: type,
7618                         data: data,
7619                         success: callback
7620                 });
7621         };
7622 });
7623
7624 jQuery.extend({
7625
7626         // Counter for holding the number of active queries
7627         active: 0,
7628
7629         // Last-Modified header cache for next request
7630         lastModified: {},
7631         etag: {},
7632
7633         ajaxSettings: {
7634                 url: ajaxLocation,
7635                 type: "GET",
7636                 isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ),
7637                 global: true,
7638                 processData: true,
7639                 async: true,
7640                 contentType: "application/x-www-form-urlencoded; charset=UTF-8",
7641                 /*
7642                 timeout: 0,
7643                 data: null,
7644                 dataType: null,
7645                 username: null,
7646                 password: null,
7647                 cache: null,
7648                 throws: false,
7649                 traditional: false,
7650                 headers: {},
7651                 */
7652
7653                 accepts: {
7654                         "*": allTypes,
7655                         text: "text/plain",
7656                         html: "text/html",
7657                         xml: "application/xml, text/xml",
7658                         json: "application/json, text/javascript"
7659                 },
7660
7661                 contents: {
7662                         xml: /xml/,
7663                         html: /html/,
7664                         json: /json/
7665                 },
7666
7667                 responseFields: {
7668                         xml: "responseXML",
7669                         text: "responseText"
7670                 },
7671
7672                 // Data converters
7673                 // Keys separate source (or catchall "*") and destination types with a single space
7674                 converters: {
7675
7676                         // Convert anything to text
7677                         "* text": window.String,
7678
7679                         // Text to html (true = no transformation)
7680                         "text html": true,
7681
7682                         // Evaluate text as a json expression
7683                         "text json": jQuery.parseJSON,
7684
7685                         // Parse text as xml
7686                         "text xml": jQuery.parseXML
7687                 },
7688
7689                 // For options that shouldn't be deep extended:
7690                 // you can add your own custom options here if
7691                 // and when you create one that shouldn't be
7692                 // deep extended (see ajaxExtend)
7693                 flatOptions: {
7694                         url: true,
7695                         context: true
7696                 }
7697         },
7698
7699         // Creates a full fledged settings object into target
7700         // with both ajaxSettings and settings fields.
7701         // If target is omitted, writes into ajaxSettings.
7702         ajaxSetup: function( target, settings ) {
7703                 return settings ?
7704
7705                         // Building a settings object
7706                         ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) :
7707
7708                         // Extending ajaxSettings
7709                         ajaxExtend( jQuery.ajaxSettings, target );
7710         },
7711
7712         ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
7713         ajaxTransport: addToPrefiltersOrTransports( transports ),
7714
7715         // Main method
7716         ajax: function( url, options ) {
7717
7718                 // If url is an object, simulate pre-1.5 signature
7719                 if ( typeof url === "object" ) {
7720                         options = url;
7721                         url = undefined;
7722                 }
7723
7724                 // Force options to be an object
7725                 options = options || {};
7726
7727                 var // Cross-domain detection vars
7728                         parts,
7729                         // Loop variable
7730                         i,
7731                         // URL without anti-cache param
7732                         cacheURL,
7733                         // Response headers as string
7734                         responseHeadersString,
7735                         // timeout handle
7736                         timeoutTimer,
7737
7738                         // To know if global events are to be dispatched
7739                         fireGlobals,
7740
7741                         transport,
7742                         // Response headers
7743                         responseHeaders,
7744                         // Create the final options object
7745                         s = jQuery.ajaxSetup( {}, options ),
7746                         // Callbacks context
7747                         callbackContext = s.context || s,
7748                         // Context for global events is callbackContext if it is a DOM node or jQuery collection
7749                         globalEventContext = s.context && ( callbackContext.nodeType || callbackContext.jquery ) ?
7750                                 jQuery( callbackContext ) :
7751                                 jQuery.event,
7752                         // Deferreds
7753                         deferred = jQuery.Deferred(),
7754                         completeDeferred = jQuery.Callbacks("once memory"),
7755                         // Status-dependent callbacks
7756                         statusCode = s.statusCode || {},
7757                         // Headers (they are sent all at once)
7758                         requestHeaders = {},
7759                         requestHeadersNames = {},
7760                         // The jqXHR state
7761                         state = 0,
7762                         // Default abort message
7763                         strAbort = "canceled",
7764                         // Fake xhr
7765                         jqXHR = {
7766                                 readyState: 0,
7767
7768                                 // Builds headers hashtable if needed
7769                                 getResponseHeader: function( key ) {
7770                                         var match;
7771                                         if ( state === 2 ) {
7772                                                 if ( !responseHeaders ) {
7773                                                         responseHeaders = {};
7774                                                         while ( (match = rheaders.exec( responseHeadersString )) ) {
7775                                                                 responseHeaders[ match[1].toLowerCase() ] = match[ 2 ];
7776                                                         }
7777                                                 }
7778                                                 match = responseHeaders[ key.toLowerCase() ];
7779                                         }
7780                                         return match == null ? null : match;
7781                                 },
7782
7783                                 // Raw string
7784                                 getAllResponseHeaders: function() {
7785                                         return state === 2 ? responseHeadersString : null;
7786                                 },
7787
7788                                 // Caches the header
7789                                 setRequestHeader: function( name, value ) {
7790                                         var lname = name.toLowerCase();
7791                                         if ( !state ) {
7792                                                 name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;
7793                                                 requestHeaders[ name ] = value;
7794                                         }
7795                                         return this;
7796                                 },
7797
7798                                 // Overrides response content-type header
7799                                 overrideMimeType: function( type ) {
7800                                         if ( !state ) {
7801                                                 s.mimeType = type;
7802                                         }
7803                                         return this;
7804                                 },
7805
7806                                 // Status-dependent callbacks
7807                                 statusCode: function( map ) {
7808                                         var code;
7809                                         if ( map ) {
7810                                                 if ( state < 2 ) {
7811                                                         for ( code in map ) {
7812                                                                 // Lazy-add the new callback in a way that preserves old ones
7813                                                                 statusCode[ code ] = [ statusCode[ code ], map[ code ] ];
7814                                                         }
7815                                                 } else {
7816                                                         // Execute the appropriate callbacks
7817                                                         jqXHR.always( map[ jqXHR.status ] );
7818                                                 }
7819                                         }
7820                                         return this;
7821                                 },
7822
7823                                 // Cancel the request
7824                                 abort: function( statusText ) {
7825                                         var finalText = statusText || strAbort;
7826                                         if ( transport ) {
7827                                                 transport.abort( finalText );
7828                                         }
7829                                         done( 0, finalText );
7830                                         return this;
7831                                 }
7832                         };
7833
7834                 // Attach deferreds
7835                 deferred.promise( jqXHR ).complete = completeDeferred.add;
7836                 jqXHR.success = jqXHR.done;
7837                 jqXHR.error = jqXHR.fail;
7838
7839                 // Remove hash character (#7531: and string promotion)
7840                 // Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
7841                 // Handle falsy url in the settings object (#10093: consistency with old signature)
7842                 // We also use the url parameter if available
7843                 s.url = ( ( url || s.url || ajaxLocation ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" );
7844
7845                 // Alias method option to type as per ticket #12004
7846                 s.type = options.method || options.type || s.method || s.type;
7847
7848                 // Extract dataTypes list
7849                 s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().match( core_rnotwhite ) || [""];
7850
7851                 // A cross-domain request is in order when we have a protocol:host:port mismatch
7852                 if ( s.crossDomain == null ) {
7853                         parts = rurl.exec( s.url.toLowerCase() );
7854                         s.crossDomain = !!( parts &&
7855                                 ( parts[ 1 ] !== ajaxLocParts[ 1 ] || parts[ 2 ] !== ajaxLocParts[ 2 ] ||
7856                                         ( parts[ 3 ] || ( parts[ 1 ] === "http:" ? 80 : 443 ) ) !=
7857                                                 ( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? 80 : 443 ) ) )
7858                         );
7859                 }
7860
7861                 // Convert data if not already a string
7862                 if ( s.data && s.processData && typeof s.data !== "string" ) {
7863                         s.data = jQuery.param( s.data, s.traditional );
7864                 }
7865
7866                 // Apply prefilters
7867                 inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );
7868
7869                 // If request was aborted inside a prefilter, stop there
7870                 if ( state === 2 ) {
7871                         return jqXHR;
7872                 }
7873
7874                 // We can fire global events as of now if asked to
7875                 fireGlobals = s.global;
7876
7877                 // Watch for a new set of requests
7878                 if ( fireGlobals && jQuery.active++ === 0 ) {
7879                         jQuery.event.trigger("ajaxStart");
7880                 }
7881
7882                 // Uppercase the type
7883                 s.type = s.type.toUpperCase();
7884
7885                 // Determine if request has content
7886                 s.hasContent = !rnoContent.test( s.type );
7887
7888                 // Save the URL in case we're toying with the If-Modified-Since
7889                 // and/or If-None-Match header later on
7890                 cacheURL = s.url;
7891
7892                 // More options handling for requests with no content
7893                 if ( !s.hasContent ) {
7894
7895                         // If data is available, append data to url
7896                         if ( s.data ) {
7897                                 cacheURL = ( s.url += ( ajax_rquery.test( cacheURL ) ? "&" : "?" ) + s.data );
7898                                 // #9682: remove data so that it's not used in an eventual retry
7899                                 delete s.data;
7900                         }
7901
7902                         // Add anti-cache in url if needed
7903                         if ( s.cache === false ) {
7904                                 s.url = rts.test( cacheURL ) ?
7905
7906                                         // If there is already a '_' parameter, set its value
7907                                         cacheURL.replace( rts, "$1_=" + ajax_nonce++ ) :
7908
7909                                         // Otherwise add one to the end
7910                                         cacheURL + ( ajax_rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + ajax_nonce++;
7911                         }
7912                 }
7913
7914                 // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
7915                 if ( s.ifModified ) {
7916                         if ( jQuery.lastModified[ cacheURL ] ) {
7917                                 jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] );
7918                         }
7919                         if ( jQuery.etag[ cacheURL ] ) {
7920                                 jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] );
7921                         }
7922                 }
7923
7924                 // Set the correct header, if data is being sent
7925                 if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
7926                         jqXHR.setRequestHeader( "Content-Type", s.contentType );
7927                 }
7928
7929                 // Set the Accepts header for the server, depending on the dataType
7930                 jqXHR.setRequestHeader(
7931                         "Accept",
7932                         s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ?
7933                                 s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
7934                                 s.accepts[ "*" ]
7935                 );
7936
7937                 // Check for headers option
7938                 for ( i in s.headers ) {
7939                         jqXHR.setRequestHeader( i, s.headers[ i ] );
7940                 }
7941
7942                 // Allow custom headers/mimetypes and early abort
7943                 if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) {
7944                         // Abort if not done already and return
7945                         return jqXHR.abort();
7946                 }
7947
7948                 // aborting is no longer a cancellation
7949                 strAbort = "abort";
7950
7951                 // Install callbacks on deferreds
7952                 for ( i in { success: 1, error: 1, complete: 1 } ) {
7953                         jqXHR[ i ]( s[ i ] );
7954                 }
7955
7956                 // Get transport
7957                 transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );
7958
7959                 // If no transport, we auto-abort
7960                 if ( !transport ) {
7961                         done( -1, "No Transport" );
7962                 } else {
7963                         jqXHR.readyState = 1;
7964
7965                         // Send global event
7966                         if ( fireGlobals ) {
7967                                 globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
7968                         }
7969                         // Timeout
7970                         if ( s.async && s.timeout > 0 ) {
7971                                 timeoutTimer = setTimeout(function() {
7972                                         jqXHR.abort("timeout");
7973                                 }, s.timeout );
7974                         }
7975
7976                         try {
7977                                 state = 1;
7978                                 transport.send( requestHeaders, done );
7979                         } catch ( e ) {
7980                                 // Propagate exception as error if not done
7981                                 if ( state < 2 ) {
7982                                         done( -1, e );
7983                                 // Simply rethrow otherwise
7984                                 } else {
7985                                         throw e;
7986                                 }
7987                         }
7988                 }
7989
7990                 // Callback for when everything is done
7991                 function done( status, nativeStatusText, responses, headers ) {
7992                         var isSuccess, success, error, response, modified,
7993                                 statusText = nativeStatusText;
7994
7995                         // Called once
7996                         if ( state === 2 ) {
7997                                 return;
7998                         }
7999
8000                         // State is "done" now
8001                         state = 2;
8002
8003                         // Clear timeout if it exists
8004                         if ( timeoutTimer ) {
8005                                 clearTimeout( timeoutTimer );
8006                         }
8007
8008                         // Dereference transport for early garbage collection
8009                         // (no matter how long the jqXHR object will be used)
8010                         transport = undefined;
8011
8012                         // Cache response headers
8013                         responseHeadersString = headers || "";
8014
8015                         // Set readyState
8016                         jqXHR.readyState = status > 0 ? 4 : 0;
8017
8018                         // Get response data
8019                         if ( responses ) {
8020                                 response = ajaxHandleResponses( s, jqXHR, responses );
8021                         }
8022
8023                         // If successful, handle type chaining
8024                         if ( status >= 200 && status < 300 || status === 304 ) {
8025
8026                                 // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
8027                                 if ( s.ifModified ) {
8028                                         modified = jqXHR.getResponseHeader("Last-Modified");
8029                                         if ( modified ) {
8030                                                 jQuery.lastModified[ cacheURL ] = modified;
8031                                         }
8032                                         modified = jqXHR.getResponseHeader("etag");
8033                                         if ( modified ) {
8034                                                 jQuery.etag[ cacheURL ] = modified;
8035                                         }
8036                                 }
8037
8038                                 // if no content
8039                                 if ( status === 204 ) {
8040                                         isSuccess = true;
8041                                         statusText = "nocontent";
8042
8043                                 // if not modified
8044                                 } else if ( status === 304 ) {
8045                                         isSuccess = true;
8046                                         statusText = "notmodified";
8047
8048                                 // If we have data, let's convert it
8049                                 } else {
8050                                         isSuccess = ajaxConvert( s, response );
8051                                         statusText = isSuccess.state;
8052                                         success = isSuccess.data;
8053                                         error = isSuccess.error;
8054                                         isSuccess = !error;
8055                                 }
8056                         } else {
8057                                 // We extract error from statusText
8058                                 // then normalize statusText and status for non-aborts
8059                                 error = statusText;
8060                                 if ( status || !statusText ) {
8061                                         statusText = "error";
8062                                         if ( status < 0 ) {
8063                                                 status = 0;
8064                                         }
8065                                 }
8066                         }
8067
8068                         // Set data for the fake xhr object
8069                         jqXHR.status = status;
8070                         jqXHR.statusText = ( nativeStatusText || statusText ) + "";
8071
8072                         // Success/Error
8073                         if ( isSuccess ) {
8074                                 deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
8075                         } else {
8076                                 deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
8077                         }
8078
8079                         // Status-dependent callbacks
8080                         jqXHR.statusCode( statusCode );
8081                         statusCode = undefined;
8082
8083                         if ( fireGlobals ) {
8084                                 globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError",
8085                                         [ jqXHR, s, isSuccess ? success : error ] );
8086                         }
8087
8088                         // Complete
8089                         completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );
8090
8091                         if ( fireGlobals ) {
8092                                 globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
8093                                 // Handle the global AJAX counter
8094                                 if ( !( --jQuery.active ) ) {
8095                                         jQuery.event.trigger("ajaxStop");
8096                                 }
8097                         }
8098                 }
8099
8100                 return jqXHR;
8101         },
8102
8103         getScript: function( url, callback ) {
8104                 return jQuery.get( url, undefined, callback, "script" );
8105         },
8106
8107         getJSON: function( url, data, callback ) {
8108                 return jQuery.get( url, data, callback, "json" );
8109         }
8110 });
8111
8112 /* Handles responses to an ajax request:
8113  * - sets all responseXXX fields accordingly
8114  * - finds the right dataType (mediates between content-type and expected dataType)
8115  * - returns the corresponding response
8116  */
8117 function ajaxHandleResponses( s, jqXHR, responses ) {
8118         var firstDataType, ct, finalDataType, type,
8119                 contents = s.contents,
8120                 dataTypes = s.dataTypes,
8121                 responseFields = s.responseFields;
8122
8123         // Fill responseXXX fields
8124         for ( type in responseFields ) {
8125                 if ( type in responses ) {
8126                         jqXHR[ responseFields[type] ] = responses[ type ];
8127                 }
8128         }
8129
8130         // Remove auto dataType and get content-type in the process
8131         while( dataTypes[ 0 ] === "*" ) {
8132                 dataTypes.shift();
8133                 if ( ct === undefined ) {
8134                         ct = s.mimeType || jqXHR.getResponseHeader("Content-Type");
8135                 }
8136         }
8137
8138         // Check if we're dealing with a known content-type
8139         if ( ct ) {
8140                 for ( type in contents ) {
8141                         if ( contents[ type ] && contents[ type ].test( ct ) ) {
8142                                 dataTypes.unshift( type );
8143                                 break;
8144                         }
8145                 }
8146         }
8147
8148         // Check to see if we have a response for the expected dataType
8149         if ( dataTypes[ 0 ] in responses ) {
8150                 finalDataType = dataTypes[ 0 ];
8151         } else {
8152                 // Try convertible dataTypes
8153                 for ( type in responses ) {
8154                         if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) {
8155                                 finalDataType = type;
8156                                 break;
8157                         }
8158                         if ( !firstDataType ) {
8159                                 firstDataType = type;
8160                         }
8161                 }
8162                 // Or just use first one
8163                 finalDataType = finalDataType || firstDataType;
8164         }
8165
8166         // If we found a dataType
8167         // We add the dataType to the list if needed
8168         // and return the corresponding response
8169         if ( finalDataType ) {
8170                 if ( finalDataType !== dataTypes[ 0 ] ) {
8171                         dataTypes.unshift( finalDataType );
8172                 }
8173                 return responses[ finalDataType ];
8174         }
8175 }
8176
8177 // Chain conversions given the request and the original response
8178 function ajaxConvert( s, response ) {
8179         var conv2, current, conv, tmp,
8180                 converters = {},
8181                 i = 0,
8182                 // Work with a copy of dataTypes in case we need to modify it for conversion
8183                 dataTypes = s.dataTypes.slice(),
8184                 prev = dataTypes[ 0 ];
8185
8186         // Apply the dataFilter if provided
8187         if ( s.dataFilter ) {
8188                 response = s.dataFilter( response, s.dataType );
8189         }
8190
8191         // Create converters map with lowercased keys
8192         if ( dataTypes[ 1 ] ) {
8193                 for ( conv in s.converters ) {
8194                         converters[ conv.toLowerCase() ] = s.converters[ conv ];
8195                 }
8196         }
8197
8198         // Convert to each sequential dataType, tolerating list modification
8199         for ( ; (current = dataTypes[++i]); ) {
8200
8201                 // There's only work to do if current dataType is non-auto
8202                 if ( current !== "*" ) {
8203
8204                         // Convert response if prev dataType is non-auto and differs from current
8205                         if ( prev !== "*" && prev !== current ) {
8206
8207                                 // Seek a direct converter
8208                                 conv = converters[ prev + " " + current ] || converters[ "* " + current ];
8209
8210                                 // If none found, seek a pair
8211                                 if ( !conv ) {
8212                                         for ( conv2 in converters ) {
8213
8214                                                 // If conv2 outputs current
8215                                                 tmp = conv2.split(" ");
8216                                                 if ( tmp[ 1 ] === current ) {
8217
8218                                                         // If prev can be converted to accepted input
8219                                                         conv = converters[ prev + " " + tmp[ 0 ] ] ||
8220                                                                 converters[ "* " + tmp[ 0 ] ];
8221                                                         if ( conv ) {
8222                                                                 // Condense equivalence converters
8223                                                                 if ( conv === true ) {
8224                                                                         conv = converters[ conv2 ];
8225
8226                                                                 // Otherwise, insert the intermediate dataType
8227                                                                 } else if ( converters[ conv2 ] !== true ) {
8228                                                                         current = tmp[ 0 ];
8229                                                                         dataTypes.splice( i--, 0, current );
8230                                                                 }
8231
8232                                                                 break;
8233                                                         }
8234                                                 }
8235                                         }
8236                                 }
8237
8238                                 // Apply converter (if not an equivalence)
8239                                 if ( conv !== true ) {
8240
8241                                         // Unless errors are allowed to bubble, catch and return them
8242                                         if ( conv && s["throws"] ) {
8243                                                 response = conv( response );
8244                                         } else {
8245                                                 try {
8246                                                         response = conv( response );
8247                                                 } catch ( e ) {
8248                                                         return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current };
8249                                                 }
8250                                         }
8251                                 }
8252                         }
8253
8254                         // Update prev for next iteration
8255                         prev = current;
8256                 }
8257         }
8258
8259         return { state: "success", data: response };
8260 }
8261 // Install script dataType
8262 jQuery.ajaxSetup({
8263         accepts: {
8264                 script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript"
8265         },
8266         contents: {
8267                 script: /(?:java|ecma)script/
8268         },
8269         converters: {
8270                 "text script": function( text ) {
8271                         jQuery.globalEval( text );
8272                         return text;
8273                 }
8274         }
8275 });
8276
8277 // Handle cache's special case and global
8278 jQuery.ajaxPrefilter( "script", function( s ) {
8279         if ( s.cache === undefined ) {
8280                 s.cache = false;
8281         }
8282         if ( s.crossDomain ) {
8283                 s.type = "GET";
8284                 s.global = false;
8285         }
8286 });
8287
8288 // Bind script tag hack transport
8289 jQuery.ajaxTransport( "script", function(s) {
8290
8291         // This transport only deals with cross domain requests
8292         if ( s.crossDomain ) {
8293
8294                 var script,
8295                         head = document.head || jQuery("head")[0] || document.documentElement;
8296
8297                 return {
8298
8299                         send: function( _, callback ) {
8300
8301                                 script = document.createElement("script");
8302
8303                                 script.async = true;
8304
8305                                 if ( s.scriptCharset ) {
8306                                         script.charset = s.scriptCharset;
8307                                 }
8308
8309                                 script.src = s.url;
8310
8311                                 // Attach handlers for all browsers
8312                                 script.onload = script.onreadystatechange = function( _, isAbort ) {
8313
8314                                         if ( isAbort || !script.readyState || /loaded|complete/.test( script.readyState ) ) {
8315
8316                                                 // Handle memory leak in IE
8317                                                 script.onload = script.onreadystatechange = null;
8318
8319                                                 // Remove the script
8320                                                 if ( script.parentNode ) {
8321                                                         script.parentNode.removeChild( script );
8322                                                 }
8323
8324                                                 // Dereference the script
8325                                                 script = null;
8326
8327                                                 // Callback if not abort
8328                                                 if ( !isAbort ) {
8329                                                         callback( 200, "success" );
8330                                                 }
8331                                         }
8332                                 };
8333
8334                                 // Circumvent IE6 bugs with base elements (#2709 and #4378) by prepending
8335                                 // Use native DOM manipulation to avoid our domManip AJAX trickery
8336                                 head.insertBefore( script, head.firstChild );
8337                         },
8338
8339                         abort: function() {
8340                                 if ( script ) {
8341                                         script.onload( undefined, true );
8342                                 }
8343                         }
8344                 };
8345         }
8346 });
8347 var oldCallbacks = [],
8348         rjsonp = /(=)\?(?=&|$)|\?\?/;
8349
8350 // Default jsonp settings
8351 jQuery.ajaxSetup({
8352         jsonp: "callback",
8353         jsonpCallback: function() {
8354                 var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( ajax_nonce++ ) );
8355                 this[ callback ] = true;
8356                 return callback;
8357         }
8358 });
8359
8360 // Detect, normalize options and install callbacks for jsonp requests
8361 jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {
8362
8363         var callbackName, overwritten, responseContainer,
8364                 jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ?
8365                         "url" :
8366                         typeof s.data === "string" && !( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") && rjsonp.test( s.data ) && "data"
8367                 );
8368
8369         // Handle iff the expected data type is "jsonp" or we have a parameter to set
8370         if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) {
8371
8372                 // Get callback name, remembering preexisting value associated with it
8373                 callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ?
8374                         s.jsonpCallback() :
8375                         s.jsonpCallback;
8376
8377                 // Insert callback into url or form data
8378                 if ( jsonProp ) {
8379                         s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName );
8380                 } else if ( s.jsonp !== false ) {
8381                         s.url += ( ajax_rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
8382                 }
8383
8384                 // Use data converter to retrieve json after script execution
8385                 s.converters["script json"] = function() {
8386                         if ( !responseContainer ) {
8387                                 jQuery.error( callbackName + " was not called" );
8388                         }
8389                         return responseContainer[ 0 ];
8390                 };
8391
8392                 // force json dataType
8393                 s.dataTypes[ 0 ] = "json";
8394
8395                 // Install callback
8396                 overwritten = window[ callbackName ];
8397                 window[ callbackName ] = function() {
8398                         responseContainer = arguments;
8399                 };
8400
8401                 // Clean-up function (fires after converters)
8402                 jqXHR.always(function() {
8403                         // Restore preexisting value
8404                         window[ callbackName ] = overwritten;
8405
8406                         // Save back as free
8407                         if ( s[ callbackName ] ) {
8408                                 // make sure that re-using the options doesn't screw things around
8409                                 s.jsonpCallback = originalSettings.jsonpCallback;
8410
8411                                 // save the callback name for future use
8412                                 oldCallbacks.push( callbackName );
8413                         }
8414
8415                         // Call if it was a function and we have a response
8416                         if ( responseContainer && jQuery.isFunction( overwritten ) ) {
8417                                 overwritten( responseContainer[ 0 ] );
8418                         }
8419
8420                         responseContainer = overwritten = undefined;
8421                 });
8422
8423                 // Delegate to script
8424                 return "script";
8425         }
8426 });
8427 var xhrCallbacks, xhrSupported,
8428         xhrId = 0,
8429         // #5280: Internet Explorer will keep connections alive if we don't abort on unload
8430         xhrOnUnloadAbort = window.ActiveXObject && function() {
8431                 // Abort all pending requests
8432                 var key;
8433                 for ( key in xhrCallbacks ) {
8434                         xhrCallbacks[ key ]( undefined, true );
8435                 }
8436         };
8437
8438 // Functions to create xhrs
8439 function createStandardXHR() {
8440         try {
8441                 return new window.XMLHttpRequest();
8442         } catch( e ) {}
8443 }
8444
8445 function createActiveXHR() {
8446         try {
8447                 return new window.ActiveXObject("Microsoft.XMLHTTP");
8448         } catch( e ) {}
8449 }
8450
8451 // Create the request object
8452 // (This is still attached to ajaxSettings for backward compatibility)
8453 jQuery.ajaxSettings.xhr = window.ActiveXObject ?
8454         /* Microsoft failed to properly
8455          * implement the XMLHttpRequest in IE7 (can't request local files),
8456          * so we use the ActiveXObject when it is available
8457          * Additionally XMLHttpRequest can be disabled in IE7/IE8 so
8458          * we need a fallback.
8459          */
8460         function() {
8461                 return !this.isLocal && createStandardXHR() || createActiveXHR();
8462         } :
8463         // For all other browsers, use the standard XMLHttpRequest object
8464         createStandardXHR;
8465
8466 // Determine support properties
8467 xhrSupported = jQuery.ajaxSettings.xhr();
8468 jQuery.support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported );
8469 xhrSupported = jQuery.support.ajax = !!xhrSupported;
8470
8471 // Create transport if the browser can provide an xhr
8472 if ( xhrSupported ) {
8473
8474         jQuery.ajaxTransport(function( s ) {
8475                 // Cross domain only allowed if supported through XMLHttpRequest
8476                 if ( !s.crossDomain || jQuery.support.cors ) {
8477
8478                         var callback;
8479
8480                         return {
8481                                 send: function( headers, complete ) {
8482
8483                                         // Get a new xhr
8484                                         var handle, i,
8485                                                 xhr = s.xhr();
8486
8487                                         // Open the socket
8488                                         // Passing null username, generates a login popup on Opera (#2865)
8489                                         if ( s.username ) {
8490                                                 xhr.open( s.type, s.url, s.async, s.username, s.password );
8491                                         } else {
8492                                                 xhr.open( s.type, s.url, s.async );
8493                                         }
8494
8495                                         // Apply custom fields if provided
8496                                         if ( s.xhrFields ) {
8497                                                 for ( i in s.xhrFields ) {
8498                                                         xhr[ i ] = s.xhrFields[ i ];
8499                                                 }
8500                                         }
8501
8502                                         // Override mime type if needed
8503                                         if ( s.mimeType && xhr.overrideMimeType ) {
8504                                                 xhr.overrideMimeType( s.mimeType );
8505                                         }
8506
8507                                         // X-Requested-With header
8508                                         // For cross-domain requests, seeing as conditions for a preflight are
8509                                         // akin to a jigsaw puzzle, we simply never set it to be sure.
8510                                         // (it can always be set on a per-request basis or even using ajaxSetup)
8511                                         // For same-domain requests, won't change header if already provided.
8512                                         if ( !s.crossDomain && !headers["X-Requested-With"] ) {
8513                                                 headers["X-Requested-With"] = "XMLHttpRequest";
8514                                         }
8515
8516                                         // Need an extra try/catch for cross domain requests in Firefox 3
8517                                         try {
8518                                                 for ( i in headers ) {
8519                                                         xhr.setRequestHeader( i, headers[ i ] );
8520                                                 }
8521                                         } catch( err ) {}
8522
8523                                         // Do send the request
8524                                         // This may raise an exception which is actually
8525                                         // handled in jQuery.ajax (so no try/catch here)
8526                                         xhr.send( ( s.hasContent && s.data ) || null );
8527
8528                                         // Listener
8529                                         callback = function( _, isAbort ) {
8530                                                 var status, responseHeaders, statusText, responses;
8531
8532                                                 // Firefox throws exceptions when accessing properties
8533                                                 // of an xhr when a network error occurred
8534                                                 // http://helpful.knobs-dials.com/index.php/Component_returned_failure_code:_0x80040111_(NS_ERROR_NOT_AVAILABLE)
8535                                                 try {
8536
8537                                                         // Was never called and is aborted or complete
8538                                                         if ( callback && ( isAbort || xhr.readyState === 4 ) ) {
8539
8540                                                                 // Only called once
8541                                                                 callback = undefined;
8542
8543                                                                 // Do not keep as active anymore
8544                                                                 if ( handle ) {
8545                                                                         xhr.onreadystatechange = jQuery.noop;
8546                                                                         if ( xhrOnUnloadAbort ) {
8547                                                                                 delete xhrCallbacks[ handle ];
8548                                                                         }
8549                                                                 }
8550
8551                                                                 // If it's an abort
8552                                                                 if ( isAbort ) {
8553                                                                         // Abort it manually if needed
8554                                                                         if ( xhr.readyState !== 4 ) {
8555                                                                                 xhr.abort();
8556                                                                         }
8557                                                                 } else {
8558                                                                         responses = {};
8559                                                                         status = xhr.status;
8560                                                                         responseHeaders = xhr.getAllResponseHeaders();
8561
8562                                                                         // When requesting binary data, IE6-9 will throw an exception
8563                                                                         // on any attempt to access responseText (#11426)
8564                                                                         if ( typeof xhr.responseText === "string" ) {
8565                                                                                 responses.text = xhr.responseText;
8566                                                                         }
8567
8568                                                                         // Firefox throws an exception when accessing
8569                                                                         // statusText for faulty cross-domain requests
8570                                                                         try {
8571                                                                                 statusText = xhr.statusText;
8572                                                                         } catch( e ) {
8573                                                                                 // We normalize with Webkit giving an empty statusText
8574                                                                                 statusText = "";
8575                                                                         }
8576
8577                                                                         // Filter status for non standard behaviors
8578
8579                                                                         // If the request is local and we have data: assume a success
8580                                                                         // (success with no data won't get notified, that's the best we
8581                                                                         // can do given current implementations)
8582                                                                         if ( !status && s.isLocal && !s.crossDomain ) {
8583                                                                                 status = responses.text ? 200 : 404;
8584                                                                         // IE - #1450: sometimes returns 1223 when it should be 204
8585                                                                         } else if ( status === 1223 ) {
8586                                                                                 status = 204;
8587                                                                         }
8588                                                                 }
8589                                                         }
8590                                                 } catch( firefoxAccessException ) {
8591                                                         if ( !isAbort ) {
8592                                                                 complete( -1, firefoxAccessException );
8593                                                         }
8594                                                 }
8595
8596                                                 // Call complete if needed
8597                                                 if ( responses ) {
8598                                                         complete( status, statusText, responses, responseHeaders );
8599                                                 }
8600                                         };
8601
8602                                         if ( !s.async ) {
8603                                                 // if we're in sync mode we fire the callback
8604                                                 callback();
8605                                         } else if ( xhr.readyState === 4 ) {
8606                                                 // (IE6 & IE7) if it's in cache and has been
8607                                                 // retrieved directly we need to fire the callback
8608                                                 setTimeout( callback );
8609                                         } else {
8610                                                 handle = ++xhrId;
8611                                                 if ( xhrOnUnloadAbort ) {
8612                                                         // Create the active xhrs callbacks list if needed
8613                                                         // and attach the unload handler
8614                                                         if ( !xhrCallbacks ) {
8615                                                                 xhrCallbacks = {};
8616                                                                 jQuery( window ).unload( xhrOnUnloadAbort );
8617                                                         }
8618                                                         // Add to list of active xhrs callbacks
8619                                                         xhrCallbacks[ handle ] = callback;
8620                                                 }
8621                                                 xhr.onreadystatechange = callback;
8622                                         }
8623                                 },
8624
8625                                 abort: function() {
8626                                         if ( callback ) {
8627                                                 callback( undefined, true );
8628                                         }
8629                                 }
8630                         };
8631                 }
8632         });
8633 }
8634 var fxNow, timerId,
8635         rfxtypes = /^(?:toggle|show|hide)$/,
8636         rfxnum = new RegExp( "^(?:([+-])=|)(" + core_pnum + ")([a-z%]*)$", "i" ),
8637         rrun = /queueHooks$/,
8638         animationPrefilters = [ defaultPrefilter ],
8639         tweeners = {
8640                 "*": [function( prop, value ) {
8641                         var end, unit,
8642                                 tween = this.createTween( prop, value ),
8643                                 parts = rfxnum.exec( value ),
8644                                 target = tween.cur(),
8645                                 start = +target || 0,
8646                                 scale = 1,
8647                                 maxIterations = 20;
8648
8649                         if ( parts ) {
8650                                 end = +parts[2];
8651                                 unit = parts[3] || ( jQuery.cssNumber[ prop ] ? "" : "px" );
8652
8653                                 // We need to compute starting value
8654                                 if ( unit !== "px" && start ) {
8655                                         // Iteratively approximate from a nonzero starting point
8656                                         // Prefer the current property, because this process will be trivial if it uses the same units
8657                                         // Fallback to end or a simple constant
8658                                         start = jQuery.css( tween.elem, prop, true ) || end || 1;
8659
8660                                         do {
8661                                                 // If previous iteration zeroed out, double until we get *something*
8662                                                 // Use a string for doubling factor so we don't accidentally see scale as unchanged below
8663                                                 scale = scale || ".5";
8664
8665                                                 // Adjust and apply
8666                                                 start = start / scale;
8667                                                 jQuery.style( tween.elem, prop, start + unit );
8668
8669                                         // Update scale, tolerating zero or NaN from tween.cur()
8670                                         // And breaking the loop if scale is unchanged or perfect, or if we've just had enough
8671                                         } while ( scale !== (scale = tween.cur() / target) && scale !== 1 && --maxIterations );
8672                                 }
8673
8674                                 tween.unit = unit;
8675                                 tween.start = start;
8676                                 // If a +=/-= token was provided, we're doing a relative animation
8677                                 tween.end = parts[1] ? start + ( parts[1] + 1 ) * end : end;
8678                         }
8679                         return tween;
8680                 }]
8681         };
8682
8683 // Animations created synchronously will run synchronously
8684 function createFxNow() {
8685         setTimeout(function() {
8686                 fxNow = undefined;
8687         });
8688         return ( fxNow = jQuery.now() );
8689 }
8690
8691 function createTweens( animation, props ) {
8692         jQuery.each( props, function( prop, value ) {
8693                 var collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ),
8694                         index = 0,
8695                         length = collection.length;
8696                 for ( ; index < length; index++ ) {
8697                         if ( collection[ index ].call( animation, prop, value ) ) {
8698
8699                                 // we're done with this property
8700                                 return;
8701                         }
8702                 }
8703         });
8704 }
8705
8706 function Animation( elem, properties, options ) {
8707         var result,
8708                 stopped,
8709                 index = 0,
8710                 length = animationPrefilters.length,
8711                 deferred = jQuery.Deferred().always( function() {
8712                         // don't match elem in the :animated selector
8713                         delete tick.elem;
8714                 }),
8715                 tick = function() {
8716                         if ( stopped ) {
8717                                 return false;
8718                         }
8719                         var currentTime = fxNow || createFxNow(),
8720                                 remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
8721                                 // archaic crash bug won't allow us to use 1 - ( 0.5 || 0 ) (#12497)
8722                                 temp = remaining / animation.duration || 0,
8723                                 percent = 1 - temp,
8724                                 index = 0,
8725                                 length = animation.tweens.length;
8726
8727                         for ( ; index < length ; index++ ) {
8728                                 animation.tweens[ index ].run( percent );
8729                         }
8730
8731                         deferred.notifyWith( elem, [ animation, percent, remaining ]);
8732
8733                         if ( percent < 1 && length ) {
8734                                 return remaining;
8735                         } else {
8736                                 deferred.resolveWith( elem, [ animation ] );
8737                                 return false;
8738                         }
8739                 },
8740                 animation = deferred.promise({
8741                         elem: elem,
8742                         props: jQuery.extend( {}, properties ),
8743                         opts: jQuery.extend( true, { specialEasing: {} }, options ),
8744                         originalProperties: properties,
8745                         originalOptions: options,
8746                         startTime: fxNow || createFxNow(),
8747                         duration: options.duration,
8748                         tweens: [],
8749                         createTween: function( prop, end ) {
8750                                 var tween = jQuery.Tween( elem, animation.opts, prop, end,
8751                                                 animation.opts.specialEasing[ prop ] || animation.opts.easing );
8752                                 animation.tweens.push( tween );
8753                                 return tween;
8754                         },
8755                         stop: function( gotoEnd ) {
8756                                 var index = 0,
8757                                         // if we are going to the end, we want to run all the tweens
8758                                         // otherwise we skip this part
8759                                         length = gotoEnd ? animation.tweens.length : 0;
8760                                 if ( stopped ) {
8761                                         return this;
8762                                 }
8763                                 stopped = true;
8764                                 for ( ; index < length ; index++ ) {
8765                                         animation.tweens[ index ].run( 1 );
8766                                 }
8767
8768                                 // resolve when we played the last frame
8769                                 // otherwise, reject
8770                                 if ( gotoEnd ) {
8771                                         deferred.resolveWith( elem, [ animation, gotoEnd ] );
8772                                 } else {
8773                                         deferred.rejectWith( elem, [ animation, gotoEnd ] );
8774                                 }
8775                                 return this;
8776                         }
8777                 }),
8778                 props = animation.props;
8779
8780         propFilter( props, animation.opts.specialEasing );
8781
8782         for ( ; index < length ; index++ ) {
8783                 result = animationPrefilters[ index ].call( animation, elem, props, animation.opts );
8784                 if ( result ) {
8785                         return result;
8786                 }
8787         }
8788
8789         createTweens( animation, props );
8790
8791         if ( jQuery.isFunction( animation.opts.start ) ) {
8792                 animation.opts.start.call( elem, animation );
8793         }
8794
8795         jQuery.fx.timer(
8796                 jQuery.extend( tick, {
8797                         elem: elem,
8798                         anim: animation,
8799                         queue: animation.opts.queue
8800                 })
8801         );
8802
8803         // attach callbacks from options
8804         return animation.progress( animation.opts.progress )
8805                 .done( animation.opts.done, animation.opts.complete )
8806                 .fail( animation.opts.fail )
8807                 .always( animation.opts.always );
8808 }
8809
8810 function propFilter( props, specialEasing ) {
8811         var value, name, index, easing, hooks;
8812
8813         // camelCase, specialEasing and expand cssHook pass
8814         for ( index in props ) {
8815                 name = jQuery.camelCase( index );
8816                 easing = specialEasing[ name ];
8817                 value = props[ index ];
8818                 if ( jQuery.isArray( value ) ) {
8819                         easing = value[ 1 ];
8820                         value = props[ index ] = value[ 0 ];
8821                 }
8822
8823                 if ( index !== name ) {
8824                         props[ name ] = value;
8825                         delete props[ index ];
8826                 }
8827
8828                 hooks = jQuery.cssHooks[ name ];
8829                 if ( hooks && "expand" in hooks ) {
8830                         value = hooks.expand( value );
8831                         delete props[ name ];
8832
8833                         // not quite $.extend, this wont overwrite keys already present.
8834                         // also - reusing 'index' from above because we have the correct "name"
8835                         for ( index in value ) {
8836                                 if ( !( index in props ) ) {
8837                                         props[ index ] = value[ index ];
8838                                         specialEasing[ index ] = easing;
8839                                 }
8840                         }
8841                 } else {
8842                         specialEasing[ name ] = easing;
8843                 }
8844         }
8845 }
8846
8847 jQuery.Animation = jQuery.extend( Animation, {
8848
8849         tweener: function( props, callback ) {
8850                 if ( jQuery.isFunction( props ) ) {
8851                         callback = props;
8852                         props = [ "*" ];
8853                 } else {
8854                         props = props.split(" ");
8855                 }
8856
8857                 var prop,
8858                         index = 0,
8859                         length = props.length;
8860
8861                 for ( ; index < length ; index++ ) {
8862                         prop = props[ index ];
8863                         tweeners[ prop ] = tweeners[ prop ] || [];
8864                         tweeners[ prop ].unshift( callback );
8865                 }
8866         },
8867
8868         prefilter: function( callback, prepend ) {
8869                 if ( prepend ) {
8870                         animationPrefilters.unshift( callback );
8871                 } else {
8872                         animationPrefilters.push( callback );
8873                 }
8874         }
8875 });
8876
8877 function defaultPrefilter( elem, props, opts ) {
8878         /*jshint validthis:true */
8879         var prop, index, length,
8880                 value, dataShow, toggle,
8881                 tween, hooks, oldfire,
8882                 anim = this,
8883                 style = elem.style,
8884                 orig = {},
8885                 handled = [],
8886                 hidden = elem.nodeType && isHidden( elem );
8887
8888         // handle queue: false promises
8889         if ( !opts.queue ) {
8890                 hooks = jQuery._queueHooks( elem, "fx" );
8891                 if ( hooks.unqueued == null ) {
8892                         hooks.unqueued = 0;
8893                         oldfire = hooks.empty.fire;
8894                         hooks.empty.fire = function() {
8895                                 if ( !hooks.unqueued ) {
8896                                         oldfire();
8897                                 }
8898                         };
8899                 }
8900                 hooks.unqueued++;
8901
8902                 anim.always(function() {
8903                         // doing this makes sure that the complete handler will be called
8904                         // before this completes
8905                         anim.always(function() {
8906                                 hooks.unqueued--;
8907                                 if ( !jQuery.queue( elem, "fx" ).length ) {
8908                                         hooks.empty.fire();
8909                                 }
8910                         });
8911                 });
8912         }
8913
8914         // height/width overflow pass
8915         if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) {
8916                 // Make sure that nothing sneaks out
8917                 // Record all 3 overflow attributes because IE does not
8918                 // change the overflow attribute when overflowX and
8919                 // overflowY are set to the same value
8920                 opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];
8921
8922                 // Set display property to inline-block for height/width
8923                 // animations on inline elements that are having width/height animated
8924                 if ( jQuery.css( elem, "display" ) === "inline" &&
8925                                 jQuery.css( elem, "float" ) === "none" ) {
8926
8927                         // inline-level elements accept inline-block;
8928                         // block-level elements need to be inline with layout
8929                         if ( !jQuery.support.inlineBlockNeedsLayout || css_defaultDisplay( elem.nodeName ) === "inline" ) {
8930                                 style.display = "inline-block";
8931
8932                         } else {
8933                                 style.zoom = 1;
8934                         }
8935                 }
8936         }
8937
8938         if ( opts.overflow ) {
8939                 style.overflow = "hidden";
8940                 if ( !jQuery.support.shrinkWrapBlocks ) {
8941                         anim.always(function() {
8942                                 style.overflow = opts.overflow[ 0 ];
8943                                 style.overflowX = opts.overflow[ 1 ];
8944                                 style.overflowY = opts.overflow[ 2 ];
8945                         });
8946                 }
8947         }
8948
8949
8950         // show/hide pass
8951         for ( index in props ) {
8952                 value = props[ index ];
8953                 if ( rfxtypes.exec( value ) ) {
8954                         delete props[ index ];
8955                         toggle = toggle || value === "toggle";
8956                         if ( value === ( hidden ? "hide" : "show" ) ) {
8957                                 continue;
8958                         }
8959                         handled.push( index );
8960                 }
8961         }
8962
8963         length = handled.length;
8964         if ( length ) {
8965                 dataShow = jQuery._data( elem, "fxshow" ) || jQuery._data( elem, "fxshow", {} );
8966                 if ( "hidden" in dataShow ) {
8967                         hidden = dataShow.hidden;
8968                 }
8969
8970                 // store state if its toggle - enables .stop().toggle() to "reverse"
8971                 if ( toggle ) {
8972                         dataShow.hidden = !hidden;
8973                 }
8974                 if ( hidden ) {
8975                         jQuery( elem ).show();
8976                 } else {
8977                         anim.done(function() {
8978                                 jQuery( elem ).hide();
8979                         });
8980                 }
8981                 anim.done(function() {
8982                         var prop;
8983                         jQuery._removeData( elem, "fxshow" );
8984                         for ( prop in orig ) {
8985                                 jQuery.style( elem, prop, orig[ prop ] );
8986                         }
8987                 });
8988                 for ( index = 0 ; index < length ; index++ ) {
8989                         prop = handled[ index ];
8990                         tween = anim.createTween( prop, hidden ? dataShow[ prop ] : 0 );
8991                         orig[ prop ] = dataShow[ prop ] || jQuery.style( elem, prop );
8992
8993                         if ( !( prop in dataShow ) ) {
8994                                 dataShow[ prop ] = tween.start;
8995                                 if ( hidden ) {
8996                                         tween.end = tween.start;
8997                                         tween.start = prop === "width" || prop === "height" ? 1 : 0;
8998                                 }
8999                         }
9000                 }
9001         }
9002 }
9003
9004 function Tween( elem, options, prop, end, easing ) {
9005         return new Tween.prototype.init( elem, options, prop, end, easing );
9006 }
9007 jQuery.Tween = Tween;
9008
9009 Tween.prototype = {
9010         constructor: Tween,
9011         init: function( elem, options, prop, end, easing, unit ) {
9012                 this.elem = elem;
9013                 this.prop = prop;
9014                 this.easing = easing || "swing";
9015                 this.options = options;
9016                 this.start = this.now = this.cur();
9017                 this.end = end;
9018                 this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" );
9019         },
9020         cur: function() {
9021                 var hooks = Tween.propHooks[ this.prop ];
9022
9023                 return hooks && hooks.get ?
9024                         hooks.get( this ) :
9025                         Tween.propHooks._default.get( this );
9026         },
9027         run: function( percent ) {
9028                 var eased,
9029                         hooks = Tween.propHooks[ this.prop ];
9030
9031                 if ( this.options.duration ) {
9032                         this.pos = eased = jQuery.easing[ this.easing ](
9033                                 percent, this.options.duration * percent, 0, 1, this.options.duration
9034                         );
9035                 } else {
9036                         this.pos = eased = percent;
9037                 }
9038                 this.now = ( this.end - this.start ) * eased + this.start;
9039
9040                 if ( this.options.step ) {
9041                         this.options.step.call( this.elem, this.now, this );
9042                 }
9043
9044                 if ( hooks && hooks.set ) {
9045                         hooks.set( this );
9046                 } else {
9047                         Tween.propHooks._default.set( this );
9048                 }
9049                 return this;
9050         }
9051 };
9052
9053 Tween.prototype.init.prototype = Tween.prototype;
9054
9055 Tween.propHooks = {
9056         _default: {
9057                 get: function( tween ) {
9058                         var result;
9059
9060                         if ( tween.elem[ tween.prop ] != null &&
9061                                 (!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) {
9062                                 return tween.elem[ tween.prop ];
9063                         }
9064
9065                         // passing an empty string as a 3rd parameter to .css will automatically
9066                         // attempt a parseFloat and fallback to a string if the parse fails
9067                         // so, simple values such as "10px" are parsed to Float.
9068                         // complex values such as "rotate(1rad)" are returned as is.
9069                         result = jQuery.css( tween.elem, tween.prop, "" );
9070                         // Empty strings, null, undefined and "auto" are converted to 0.
9071                         return !result || result === "auto" ? 0 : result;
9072                 },
9073                 set: function( tween ) {
9074                         // use step hook for back compat - use cssHook if its there - use .style if its
9075                         // available and use plain properties where available
9076                         if ( jQuery.fx.step[ tween.prop ] ) {
9077                                 jQuery.fx.step[ tween.prop ]( tween );
9078                         } else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) {
9079                                 jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
9080                         } else {
9081                                 tween.elem[ tween.prop ] = tween.now;
9082                         }
9083                 }
9084         }
9085 };
9086
9087 // Remove in 2.0 - this supports IE8's panic based approach
9088 // to setting things on disconnected nodes
9089
9090 Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
9091         set: function( tween ) {
9092                 if ( tween.elem.nodeType && tween.elem.parentNode ) {
9093                         tween.elem[ tween.prop ] = tween.now;
9094                 }
9095         }
9096 };
9097
9098 jQuery.each([ "toggle", "show", "hide" ], function( i, name ) {
9099         var cssFn = jQuery.fn[ name ];
9100         jQuery.fn[ name ] = function( speed, easing, callback ) {
9101                 return speed == null || typeof speed === "boolean" ?
9102                         cssFn.apply( this, arguments ) :
9103                         this.animate( genFx( name, true ), speed, easing, callback );
9104         };
9105 });
9106
9107 jQuery.fn.extend({
9108         fadeTo: function( speed, to, easing, callback ) {
9109
9110                 // show any hidden elements after setting opacity to 0
9111                 return this.filter( isHidden ).css( "opacity", 0 ).show()
9112
9113                         // animate to the value specified
9114                         .end().animate({ opacity: to }, speed, easing, callback );
9115         },
9116         animate: function( prop, speed, easing, callback ) {
9117                 var empty = jQuery.isEmptyObject( prop ),
9118                         optall = jQuery.speed( speed, easing, callback ),
9119                         doAnimation = function() {
9120                                 // Operate on a copy of prop so per-property easing won't be lost
9121                                 var anim = Animation( this, jQuery.extend( {}, prop ), optall );
9122                                 doAnimation.finish = function() {
9123                                         anim.stop( true );
9124                                 };
9125                                 // Empty animations, or finishing resolves immediately
9126                                 if ( empty || jQuery._data( this, "finish" ) ) {
9127                                         anim.stop( true );
9128                                 }
9129                         };
9130                         doAnimation.finish = doAnimation;
9131
9132                 return empty || optall.queue === false ?
9133                         this.each( doAnimation ) :
9134                         this.queue( optall.queue, doAnimation );
9135         },
9136         stop: function( type, clearQueue, gotoEnd ) {
9137                 var stopQueue = function( hooks ) {
9138                         var stop = hooks.stop;
9139                         delete hooks.stop;
9140                         stop( gotoEnd );
9141                 };
9142
9143                 if ( typeof type !== "string" ) {
9144                         gotoEnd = clearQueue;
9145                         clearQueue = type;
9146                         type = undefined;
9147                 }
9148                 if ( clearQueue && type !== false ) {
9149                         this.queue( type || "fx", [] );
9150                 }
9151
9152                 return this.each(function() {
9153                         var dequeue = true,
9154                                 index = type != null && type + "queueHooks",
9155                                 timers = jQuery.timers,
9156                                 data = jQuery._data( this );
9157
9158                         if ( index ) {
9159                                 if ( data[ index ] && data[ index ].stop ) {
9160                                         stopQueue( data[ index ] );
9161                                 }
9162                         } else {
9163                                 for ( index in data ) {
9164                                         if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
9165                                                 stopQueue( data[ index ] );
9166                                         }
9167                                 }
9168                         }
9169
9170                         for ( index = timers.length; index--; ) {
9171                                 if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) {
9172                                         timers[ index ].anim.stop( gotoEnd );
9173                                         dequeue = false;
9174                                         timers.splice( index, 1 );
9175                                 }
9176                         }
9177
9178                         // start the next in the queue if the last step wasn't forced
9179                         // timers currently will call their complete callbacks, which will dequeue
9180                         // but only if they were gotoEnd
9181                         if ( dequeue || !gotoEnd ) {
9182                                 jQuery.dequeue( this, type );
9183                         }
9184                 });
9185         },
9186         finish: function( type ) {
9187                 if ( type !== false ) {
9188                         type = type || "fx";
9189                 }
9190                 return this.each(function() {
9191                         var index,
9192                                 data = jQuery._data( this ),
9193                                 queue = data[ type + "queue" ],
9194                                 hooks = data[ type + "queueHooks" ],
9195                                 timers = jQuery.timers,
9196                                 length = queue ? queue.length : 0;
9197
9198                         // enable finishing flag on private data
9199                         data.finish = true;
9200
9201                         // empty the queue first
9202                         jQuery.queue( this, type, [] );
9203
9204                         if ( hooks && hooks.cur && hooks.cur.finish ) {
9205                                 hooks.cur.finish.call( this );
9206                         }
9207
9208                         // look for any active animations, and finish them
9209                         for ( index = timers.length; index--; ) {
9210                                 if ( timers[ index ].elem === this && timers[ index ].queue === type ) {
9211                                         timers[ index ].anim.stop( true );
9212                                         timers.splice( index, 1 );
9213                                 }
9214                         }
9215
9216                         // look for any animations in the old queue and finish them
9217                         for ( index = 0; index < length; index++ ) {
9218                                 if ( queue[ index ] && queue[ index ].finish ) {
9219                                         queue[ index ].finish.call( this );
9220                                 }
9221                         }
9222
9223                         // turn off finishing flag
9224                         delete data.finish;
9225                 });
9226         }
9227 });
9228
9229 // Generate parameters to create a standard animation
9230 function genFx( type, includeWidth ) {
9231         var which,
9232                 attrs = { height: type },
9233                 i = 0;
9234
9235         // if we include width, step value is 1 to do all cssExpand values,
9236         // if we don't include width, step value is 2 to skip over Left and Right
9237         includeWidth = includeWidth? 1 : 0;
9238         for( ; i < 4 ; i += 2 - includeWidth ) {
9239                 which = cssExpand[ i ];
9240                 attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
9241         }
9242
9243         if ( includeWidth ) {
9244                 attrs.opacity = attrs.width = type;
9245         }
9246
9247         return attrs;
9248 }
9249
9250 // Generate shortcuts for custom animations
9251 jQuery.each({
9252         slideDown: genFx("show"),
9253         slideUp: genFx("hide"),
9254         slideToggle: genFx("toggle"),
9255         fadeIn: { opacity: "show" },
9256         fadeOut: { opacity: "hide" },
9257         fadeToggle: { opacity: "toggle" }
9258 }, function( name, props ) {
9259         jQuery.fn[ name ] = function( speed, easing, callback ) {
9260                 return this.animate( props, speed, easing, callback );
9261         };
9262 });
9263
9264 jQuery.speed = function( speed, easing, fn ) {
9265         var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
9266                 complete: fn || !fn && easing ||
9267                         jQuery.isFunction( speed ) && speed,
9268                 duration: speed,
9269                 easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing
9270         };
9271
9272         opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration :
9273                 opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default;
9274
9275         // normalize opt.queue - true/undefined/null -> "fx"
9276         if ( opt.queue == null || opt.queue === true ) {
9277                 opt.queue = "fx";
9278         }
9279
9280         // Queueing
9281         opt.old = opt.complete;
9282
9283         opt.complete = function() {
9284                 if ( jQuery.isFunction( opt.old ) ) {
9285                         opt.old.call( this );
9286                 }
9287
9288                 if ( opt.queue ) {
9289                         jQuery.dequeue( this, opt.queue );
9290                 }
9291         };
9292
9293         return opt;
9294 };
9295
9296 jQuery.easing = {
9297         linear: function( p ) {
9298                 return p;
9299         },
9300         swing: function( p ) {
9301                 return 0.5 - Math.cos( p*Math.PI ) / 2;
9302         }
9303 };
9304
9305 jQuery.timers = [];
9306 jQuery.fx = Tween.prototype.init;
9307 jQuery.fx.tick = function() {
9308         var timer,
9309                 timers = jQuery.timers,
9310                 i = 0;
9311
9312         fxNow = jQuery.now();
9313
9314         for ( ; i < timers.length; i++ ) {
9315                 timer = timers[ i ];
9316                 // Checks the timer has not already been removed
9317                 if ( !timer() && timers[ i ] === timer ) {
9318                         timers.splice( i--, 1 );
9319                 }
9320         }
9321
9322         if ( !timers.length ) {
9323                 jQuery.fx.stop();
9324         }
9325         fxNow = undefined;
9326 };
9327
9328 jQuery.fx.timer = function( timer ) {
9329         if ( timer() && jQuery.timers.push( timer ) ) {
9330                 jQuery.fx.start();
9331         }
9332 };
9333
9334 jQuery.fx.interval = 13;
9335
9336 jQuery.fx.start = function() {
9337         if ( !timerId ) {
9338                 timerId = setInterval( jQuery.fx.tick, jQuery.fx.interval );
9339         }
9340 };
9341
9342 jQuery.fx.stop = function() {
9343         clearInterval( timerId );
9344         timerId = null;
9345 };
9346
9347 jQuery.fx.speeds = {
9348         slow: 600,
9349         fast: 200,
9350         // Default speed
9351         _default: 400
9352 };
9353
9354 // Back Compat <1.8 extension point
9355 jQuery.fx.step = {};
9356
9357 if ( jQuery.expr && jQuery.expr.filters ) {
9358         jQuery.expr.filters.animated = function( elem ) {
9359                 return jQuery.grep(jQuery.timers, function( fn ) {
9360                         return elem === fn.elem;
9361                 }).length;
9362         };
9363 }
9364 jQuery.fn.offset = function( options ) {
9365         if ( arguments.length ) {
9366                 return options === undefined ?
9367                         this :
9368                         this.each(function( i ) {
9369                                 jQuery.offset.setOffset( this, options, i );
9370                         });
9371         }
9372
9373         var docElem, win,
9374                 box = { top: 0, left: 0 },
9375                 elem = this[ 0 ],
9376                 doc = elem && elem.ownerDocument;
9377
9378         if ( !doc ) {
9379                 return;
9380         }
9381
9382         docElem = doc.documentElement;
9383
9384         // Make sure it's not a disconnected DOM node
9385         if ( !jQuery.contains( docElem, elem ) ) {
9386                 return box;
9387         }
9388
9389         // If we don't have gBCR, just use 0,0 rather than error
9390         // BlackBerry 5, iOS 3 (original iPhone)
9391         if ( typeof elem.getBoundingClientRect !== core_strundefined ) {
9392                 box = elem.getBoundingClientRect();
9393         }
9394         win = getWindow( doc );
9395         return {
9396                 top: box.top  + ( win.pageYOffset || docElem.scrollTop )  - ( docElem.clientTop  || 0 ),
9397                 left: box.left + ( win.pageXOffset || docElem.scrollLeft ) - ( docElem.clientLeft || 0 )
9398         };
9399 };
9400
9401 jQuery.offset = {
9402
9403         setOffset: function( elem, options, i ) {
9404                 var position = jQuery.css( elem, "position" );
9405
9406                 // set position first, in-case top/left are set even on static elem
9407                 if ( position === "static" ) {
9408                         elem.style.position = "relative";
9409                 }
9410
9411                 var curElem = jQuery( elem ),
9412                         curOffset = curElem.offset(),
9413                         curCSSTop = jQuery.css( elem, "top" ),
9414                         curCSSLeft = jQuery.css( elem, "left" ),
9415                         calculatePosition = ( position === "absolute" || position === "fixed" ) && jQuery.inArray("auto", [curCSSTop, curCSSLeft]) > -1,
9416                         props = {}, curPosition = {}, curTop, curLeft;
9417
9418                 // need to be able to calculate position if either top or left is auto and position is either absolute or fixed
9419                 if ( calculatePosition ) {
9420                         curPosition = curElem.position();
9421                         curTop = curPosition.top;
9422                         curLeft = curPosition.left;
9423                 } else {
9424                         curTop = parseFloat( curCSSTop ) || 0;
9425                         curLeft = parseFloat( curCSSLeft ) || 0;
9426                 }
9427
9428                 if ( jQuery.isFunction( options ) ) {
9429                         options = options.call( elem, i, curOffset );
9430                 }
9431
9432                 if ( options.top != null ) {
9433                         props.top = ( options.top - curOffset.top ) + curTop;
9434                 }
9435                 if ( options.left != null ) {
9436                         props.left = ( options.left - curOffset.left ) + curLeft;
9437                 }
9438
9439                 if ( "using" in options ) {
9440                         options.using.call( elem, props );
9441                 } else {
9442                         curElem.css( props );
9443                 }
9444         }
9445 };
9446
9447
9448 jQuery.fn.extend({
9449
9450         position: function() {
9451                 if ( !this[ 0 ] ) {
9452                         return;
9453                 }
9454
9455                 var offsetParent, offset,
9456                         parentOffset = { top: 0, left: 0 },
9457                         elem = this[ 0 ];
9458
9459                 // fixed elements are offset from window (parentOffset = {top:0, left: 0}, because it is it's only offset parent
9460                 if ( jQuery.css( elem, "position" ) === "fixed" ) {
9461                         // we assume that getBoundingClientRect is available when computed position is fixed
9462                         offset = elem.getBoundingClientRect();
9463                 } else {
9464                         // Get *real* offsetParent
9465                         offsetParent = this.offsetParent();
9466
9467                         // Get correct offsets
9468                         offset = this.offset();
9469                         if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) {
9470                                 parentOffset = offsetParent.offset();
9471                         }
9472
9473                         // Add offsetParent borders
9474                         parentOffset.top  += jQuery.css( offsetParent[ 0 ], "borderTopWidth", true );
9475                         parentOffset.left += jQuery.css( offsetParent[ 0 ], "borderLeftWidth", true );
9476                 }
9477
9478                 // Subtract parent offsets and element margins
9479                 // note: when an element has margin: auto the offsetLeft and marginLeft
9480                 // are the same in Safari causing offset.left to incorrectly be 0
9481                 return {
9482                         top:  offset.top  - parentOffset.top - jQuery.css( elem, "marginTop", true ),
9483                         left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true)
9484                 };
9485         },
9486
9487         offsetParent: function() {
9488                 return this.map(function() {
9489                         var offsetParent = this.offsetParent || document.documentElement;
9490                         while ( offsetParent && ( !jQuery.nodeName( offsetParent, "html" ) && jQuery.css( offsetParent, "position") === "static" ) ) {
9491                                 offsetParent = offsetParent.offsetParent;
9492                         }
9493                         return offsetParent || document.documentElement;
9494                 });
9495         }
9496 });
9497
9498
9499 // Create scrollLeft and scrollTop methods
9500 jQuery.each( {scrollLeft: "pageXOffset", scrollTop: "pageYOffset"}, function( method, prop ) {
9501         var top = /Y/.test( prop );
9502
9503         jQuery.fn[ method ] = function( val ) {
9504                 return jQuery.access( this, function( elem, method, val ) {
9505                         var win = getWindow( elem );
9506
9507                         if ( val === undefined ) {
9508                                 return win ? (prop in win) ? win[ prop ] :
9509                                         win.document.documentElement[ method ] :
9510                                         elem[ method ];
9511                         }
9512
9513                         if ( win ) {
9514                                 win.scrollTo(
9515                                         !top ? val : jQuery( win ).scrollLeft(),
9516                                         top ? val : jQuery( win ).scrollTop()
9517                                 );
9518
9519                         } else {
9520                                 elem[ method ] = val;
9521                         }
9522                 }, method, val, arguments.length, null );
9523         };
9524 });
9525
9526 function getWindow( elem ) {
9527         return jQuery.isWindow( elem ) ?
9528                 elem :
9529                 elem.nodeType === 9 ?
9530                         elem.defaultView || elem.parentWindow :
9531                         false;
9532 }
9533 // Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
9534 jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
9535         jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultExtra, funcName ) {
9536                 // margin is only for outerHeight, outerWidth
9537                 jQuery.fn[ funcName ] = function( margin, value ) {
9538                         var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ),
9539                                 extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );
9540
9541                         return jQuery.access( this, function( elem, type, value ) {
9542                                 var doc;
9543
9544                                 if ( jQuery.isWindow( elem ) ) {
9545                                         // As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there
9546                                         // isn't a whole lot we can do. See pull request at this URL for discussion:
9547                                         // https://github.com/jquery/jquery/pull/764
9548                                         return elem.document.documentElement[ "client" + name ];
9549                                 }
9550
9551                                 // Get document width or height
9552                                 if ( elem.nodeType === 9 ) {
9553                                         doc = elem.documentElement;
9554
9555                                         // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], whichever is greatest
9556                                         // unfortunately, this causes bug #3838 in IE6/8 only, but there is currently no good, small way to fix it.
9557                                         return Math.max(
9558                                                 elem.body[ "scroll" + name ], doc[ "scroll" + name ],
9559                                                 elem.body[ "offset" + name ], doc[ "offset" + name ],
9560                                                 doc[ "client" + name ]
9561                                         );
9562                                 }
9563
9564                                 return value === undefined ?
9565                                         // Get width or height on the element, requesting but not forcing parseFloat
9566                                         jQuery.css( elem, type, extra ) :
9567
9568                                         // Set width or height on the element
9569                                         jQuery.style( elem, type, value, extra );
9570                         }, type, chainable ? margin : undefined, chainable, null );
9571                 };
9572         });
9573 });
9574 // Limit scope pollution from any deprecated API
9575 // (function() {
9576
9577 // })();
9578 // Expose jQuery to the global object
9579 window.jQuery = window.$ = jQuery;
9580
9581 // Expose jQuery as an AMD module, but only for AMD loaders that
9582 // understand the issues with loading multiple versions of jQuery
9583 // in a page that all might call define(). The loader will indicate
9584 // they have special allowances for multiple jQuery versions by
9585 // specifying define.amd.jQuery = true. Register as a named module,
9586 // since jQuery can be concatenated with other files that may use define,
9587 // but not use a proper concatenation script that understands anonymous
9588 // AMD modules. A named AMD is safest and most robust way to register.
9589 // Lowercase jquery is used because AMD module names are derived from
9590 // file names, and jQuery is normally delivered in a lowercase file name.
9591 // Do this after creating the global so that if an AMD module wants to call
9592 // noConflict to hide this version of jQuery, it will work.
9593 if ( typeof define === "function" && define.amd && define.amd.jQuery ) {
9594         define( "jquery", [], function () { return jQuery; } );
9595 }
9596
9597 })( window );