Hello, recently i formatted my laptop and completely reinstall all my drivers including latest graphic drivers for my laptop, and everything was fine, then all of a sudden my game(pes 2013) and other games stopped displaying in full screen mode with the pes 2013 having black borders at the edges of the screen, my laptop model is Hp pavilion g4 1015dx, and gpu is Ati mobilty radeon 4250, pls help me to rectify this thanks.