It is likely that the drivers are installed correctly. but that you do not have a video card that is compaytible with the game.
You can check in device manager to see what Video card you have, and then compare it to the System requirements of the game.
Start
Settings (if applicable)
Control Panel
Sustem
hardware
Device manger
click + next to display adapters
Sometimes installing the latest drivers helpos, but many games will not play if System requirements are not met
Astrophel at capitaltechmd.com
February 2009