Tekzilla Daily Tip #29: TweakUI
A simple free utility that lets you give Windows a makeover.
If many of the default Windows UI settings aren't to your liking check out TweakUI. It's a free download that allows you to adjust many of Windows XP various functions in one simple utility. Just download, install and double click.
Once installed you'll have controle over things like mouse behavior, Windows Explorer appearance, Desktop icons, logon settings and much much more.