hi everyone.i have a sony laptop. vaio vgn-n21ew. it came preinstalled with vista and i wiped it clean and installed xp.i got all the drivers working.now heres the problem.when i am using it suddenly thewhole screen goes black.i cant get it back to normal so i have 2 press the shutdown button and restart.i tried uninstalling the graphics diver and reinstalling it but it didnt work.i rele need help with this
tnx
tnx