Also, the idea of nothing producing 'something' (in this case loosely defined as the opposite to nothing) is pretty much the idea behind Big Bang theory. The Big Bang being the opposite to the Big Crunch implies that before the Big Bang there was a singularity or 'nothing' so to speak.
I've made a few videos about this idea here...
http://www.youtube.com/watch?v=LQmvjZVbMJs http://www.youtube.com/watch?v=s_qp8Kvtfss
I apologise for the rough introduction quality of these clips but I'm still getting used to being on camera
Thses videos are just filmed off the top of my head talking to camera, if anybody has any questions they would like me to answer or try to explain on camera please let me know
