This is an update to Jeremiah Grossman's awesome CSS history hack to determine what sites users have visited. You should read his original post here.
This update simply adds support for some additional browsers. Now supports: FF1.5, FF2, FF3, IE6, IE7, IE8, Opera, Safari, Chrome, Flock, and Mosaic...not really.
To view more exciting and potentially less invasive code, check out my website or follow my twitter.