Hey,I got a problem with my computer.The problem is that when i play certain games and launch certain applications i have to mouse for the screen to refresh,if i don't everything shows at 1 frame per second.Sometimes it works fine,whenever i play half-life 2 and cs:source it works fine but when i tried to play games like XIII and others it skips really bad like mentioned before.Please help me with my situation,tahnks.