This is very simple really, perhaps a bit complex at the beginning but you'll get the hang of it quick enough. All you need to do is Update your Video Card driver
and you'll be In like Flynn
At the top of this forum page, there is a Sticky Post advising of new drivers
, go to it and click on the link, follow instructions on how to download your driver, pay special attention to the system you have as your driver will probably be different for x32 or 64 bit computers.
Once you have your driver downloaded on a folder (or desktop), make sure you Right Click on it and use "Run as Administrator"... reboot when it ask you and come back to tell us how it went.