I'd like to know how you can make an image "light up" when you put your mouse on it. Here's an example : http://www.geocities.com/elwen_tindomerel

Put your mouse on the picture.

How do you do that?

*twiddles thumbs waiting for it to load*

I suppose it's some sort of CSS. Check here: http://www.dynamicdrive.com

http://www.dynamicdrive.com/dynamicindex4/highlightgrad.htm