Download driver cleaner pro from here:http://www.driverhea...ead.php?t=76416
Start > Control Panel, choose add/remove applet
Remove any drivers or utlities for your card.
Reboot into safe mode, by tapping f8 key at startup, about once a second...you will be given a text mode menu....choose safe mode
Run driver cleaner pro and select the video driver you had from the drop down menu and let driver cleaner wipe out all the remaining files from the uninstall.
reboot into normal mode...cancel the hardware installation wizard.
Use the driver setup routine you downloaded above to reinstall the driver.
(i was not aware this was a laptop, but this sometimes occurs when the laptop videoadapter is damaged by heat--you might want to open her up and clean the dust bunnies)