direct 3d weird problem

my computer seem to have a mood of its own..i mean it was all nice but suddenly my direct 3d is not working anymore..my 3d software or even quick time is not working..i tried reinstalling the drivers but it always says the device is okay but in the DX diag on the display tab it does not show name or any sort of information of the driver..and also direct draw or other options are disabled auto matically..donno what to do please HELP!!

format! :P joke!

Try uninstalling your VGA drivers and installing the latest drivers, also try re-installing DirectX and scan for virusses!!