http://www.milla.de/index.php?lan=2&screenSize=1#/de/home very cool transitions in this site

2Binterctive

sound,animation,interactivity... this site has it all.

http://www.2binteractive.com/nav.html

Mickey Mottes

http://www.mikimottes.com/

I found this while searching for flash portfolios and this one belongs to a guy named Mickey Mottes. There are so many small, subtle, and funny motions going on that its a must see. Very entertaining cartoons.