reflex. yes i know, www. is p.much useless now, but i grew up in the 90s when it was needed.
also, chrome can use Greasemonkey? teach me this witchcraft
Can't give the exact details at the moment (at school).
Just go to userscripts.org and click install, should pop up like installing an extension.
I only did it on the dev build, but Chrome 4 was just released and it should be the same.