--- /dev/null
+#!/bin/sh
+command="$1"
+interval="$2"; [ -z "$interval" ] && interval=1
+
+if [ -z $command ]; then
+ echo 'Usage: watch.sh "command [options]" [interval], e.g. watch "ifconfig ath0" 2'
+ echo 'interval is optional and defaults to 1'
+ exit 1
+fi
+
+while true; do clear; $command; sleep $interval; done