My computer is about 1-2 months old, i have build it my pc myself, but from the first time i used it, it have being minimizing to desktop, when i'm in game, it doesn't take more then 1 minute before it minimize, even when i dont play games, and i just is on facebook ore something, goes it to desktop in the backround! I have tried to turn the aero off and use gamebooster when in game, but nothing helps! Please help!!
cpu: I5 3450k
mainboard: Asus p8b75-b
Graphics: Nvidia geforce 9800 gtx
Windows 7 ultimate 64-bit