I bought a program called "drums!" from
www.guitar.sk a couple of years ago and I love it. It cost $50 and has lots of different drum sounds. These are sampled drums too, so they sound real. The interface is broken up into bars (you can have up to 10,000 bars) and the drum sounds are categorized any way you want them and are totally editable, like if you like a particular snare but want it a little deeper, you can change tohe pitch of it. Of course, all of the other drum programs probably have these features too, but I haven't used any other since I got this. People are amazed that it's a drum program and not a real drummer. If anyone is interested, here's a URL to some of my stuff so you can hear the program firsthand. (I hope this is allowed...I'm sure someone will let me know if it isn't
http://www.soundclick.com/bands/page...?bandID=512129
Enjoy!