a week ago someone in my family plugged in a sony micro vault 4GB usb in my laptop I suppected it had a virus because when I plugged in my kingston mp4 to transfer some songs a new folder was added even though i didn't make a folder once i booted my mp4 to play some music it was empty so i replugged it to my notebook afterward i found out that all my files vanished but it still took up space so i reformatted it and it works after that i hid my notebook after 3 days i booted up my notebook at first it was working fine but all of a sudden when i launched a game call RAN Online it said no direct3D device detected Application will exit...... then the screen saver activated since i'm using a Windows Vista Ultimate it had windows aero technology once that activated it said "Your computer requires a new videocard with direct3D to use feature"but it had a Intel GMA 950 w/ 224mb video memory so i reinstalled all the drivers but nothing worked so can you pls help me........