Why does my computer screen turn of when I play certain PC games?

Well yesterday I was playing combat arms ( a PC game, 1.2GB download ) and everything was perfect. Then today I went to play then all of a sudden the graphics on the game turn fuzzy. I restart my computer then I try again. 2 minutes into starting up...

I went to restart my pc and when i hit turn pc off it showed a msg that other people were logged on to this computer do I want to save their work. This is the first time I have ever seen this. Also does anyone know why some of my club pogo games will...

This is not a problem with the games being played in windowed mode. My computer used to be able to play all games in full screen format but a while back I was adjusting some settings with dual monitors and something went wrong. My screen resolution is...

So lately i have been trying to play downloaded games like left4dead or something like that. But when i try to open the game then my pc screen will turn crazy i will see like different colors every time but i still hear the music of the game. So my first...

When the games start up I"m not even allowed the option to maximize the window to take up my whole screen, where as before on my old PC I was allowed to play with the small ...show more

It's a HP 2159m. Can I play video games on my monitor without it messing up in any type of way? I ask this because I heard if you play video games on some flat screen TV's/monitors, then it can make it stop working properly. I'm ready to play on it because...

i have a computer hooked up to my tv and i try to play games (halo) or just put a screen saver it say's it cant play becuase my video card is not installed but i installed it did everything that needed to be done to play a game but i still cant i know...

i want to play some newer games on my computer but i have a cd rom drive,is there a way i can play dvd games without buying a dvd drive?like at least copy the installer to my flash drive when i buy the game?and will my computer read the files if i copy...