IBM machine to play games (run, Star) and a half-screen display problem

My notebook for IBM X61, always playing the game screen appears and a half, that is, in the middle of the game show that the black around the game, I did not know how to solve, can display full-screen game, recently re-computer, a variety of Set reinstated, the game also demonstrated screen and a half, how? Thank you, the

you adjust to the next resolution 1024 768 BOSI-conditioning inside my t61 this page, you may have to adjust with the resolution