Oh wait just seen your GPU (graphics processing unit)
It may not be upto spec.
/me goes checks
*Supported Video Cards at Time of Release:
ATI® Radeon® 8500/9000/X series
NVIDIA® GeForce™ 4/FX/6 series (GeForce 4 MX not supported)
I was right Geforce 4 and upwards
sorry buddy.