Originally Posted by Corwin 
Disabled the sound early on to no effect. I'm seriously considering buying a new video card later this week and doubling my ram from 4 to 8. Looking at a GTX 660 2GB. It would replace my current GT 220.
If you're upgrading to >4GB RAM, make sure you have a 64-bit system.
As for your issue, the first thing I would have asked you about would have been video drivers but since you indicated your son had "updated everything which could be updated", I thought it might have been something else.