ie-css3.js allows Internet Explorer to identify CSS3 pseudo selectors and render any style rules defined with them. Simply include the script in your pages and start using these selectors in your style sheets ? they’ll work in IE

More at: http://feedproxy.google.com/~r/cssglobe/~3/kScDPQkcWWU/css3-pseudo-selector-emulation-for-internet-explorer-58