That's weird. I heard people saying the same on SupCom technical support forum.
What graphics card are you using? I wonder if there's something else causing this like ATI's catalyst A.I. control.
EDIT:
I have to apologise to the op however since it seems what I said is irrelevent to what the OP has posted.
Here is a screenshot by the way
Reduced 93%Original 640 x 320
Yea, only that I'm the OP 
4870x2, cats 8.9 what version are you using?
SupCom vanilla(no FA), v1.0