Event Sounds

Hey Everyone!
I have the iMac 20" 66Ghz/2Gb/320Gb/SD/AP/BT.

I have a question about "EVENT SOUND", and I don't mean the ALERT 1 either, just all the others. It used 2 be so simple to change the event snd's. Now I cant find how 2 set them????? Please, Please....... Someone help me.... I am guessing that Its right under my nose and I just cant see It.. Tnx 4 ur help.

why the double post?

http://www.mac-forums.com/forums/anything-goes/135793-event-sounds.html

I 'am new 2 this. Still getting the hang of it.