My leet WebKit skillz. Fear them mightily.
Recommended to only be run with an up-to-date version of WebKit (Chrome will do nicely).
Licensed under MIT.
An almost pitch-perfect implementation of Snow Leopard's Mouse Preferences, using nothing but HTML5, CSS and, y'know, sheer awesome.
Video is a screencapture of the one used in the actual Prefs, and therefore very probably copyrighted by Apple. In the (highly) unlikely event that someone should shake their legal fist at such treacherous and blatant piracy, I shall deem the world too depressingly banal and end it all.