This one is awesome, a portfolio menu. As you hover over the small rectangles, they expand to a square where you can see the project, as you leave each it rolls back up. This was submited by one of our readers.

No, this is not Flash, this is DHTML, CSS folks. Very nicely done. Make sure to check out the live version on their website.

Go to: http://www.guerrillawebsitedesign.co.uk/portfolio.php