I have used hypercam
http://www.hyperionics.com/hc/index.asp
to capture simulations in the past, works pretty well and is real easy to use. I bleoeve that Lotus has a screen cam product as well.
Here is a sample I captured with the demo hypercam:
http://www.grifftek.com/dolphincadcam/avi/clip0017.avi
Maybe we shoudl contact predator, maybe they would add this feature to their software.