Sadly neither script is foolproof as yet; quite a lot of false positives.
But I certainly can't be arsed to try and do better.
(MooCow_Byter, Sat 16 May 2009, 3:21, archived)

WOODSIDE HAS NICKED MY CODE
_{and cleaned up my shoddy scripting}
( Gilgamesh gazed in wonder as Frampton came alive, Sat 16 May 2009, 3:59, archived)