somtimes when im running a game and or just trying to run simple processes . . the comp will go all black for like . .idk 1/2-1 sec then it comes back on but w/e i was doing that application has now been cancled. . is this some type of safe feature or somthing . . or is this like my video card saying thats to much ?. . ne help on this would b appreciated . ty 4 all who post. .