sup all, im havin trouble with my pc right now....and its really pissin me off . but neways when i go to play one of my games or try and play a cd, or whatever, it says to insert a cd. and its already in there, then ill go to my computer, and its not showin my cd-rom, when i reboot it, its fine for awhile then it does it all over again. ne ideas on what causes it?