Suggestions for Party's CD!

Hi everyone!
I'm arranging a huge party for my b-day and I'm looking for some hot dance/techno/electronic compilation to boost the party....I want everyone going crazy on the dancefloor!!!
For the moment I just found this one, it seems cool but I need more....any suggestions?

http://itunes.apple.com/us/album/amathus-music-presents-afterhours/id375537770

Thanks :)