Greasemonkey for IE

Add bits of DHTML ("user scripts") to any web page to change its behavior.

Greasemonkey for IE  Review

Greasemonkey for IE is an Internet Explorer extension which lets you to add bits of DHTML ("user scripts") to any web page to change its behavior. In much the same way that user CSS lets you take control of a web page's style, user scripts let you easily control any aspect of a web page's design or interaction.