Timothy
Doesn't Alt-PrtScr, then paste into Paint and press Print work?
Nope

due the fact that the video (usually) goes straight through into the video card memory with as little involvemt from Windows as possible (simplified explanation

); much like the definition of a University lecture -- whereby the the notes of the lecturer pass into the notes of the student without passing through the minds of either...
A friend reports that he has successfully used software from
http://www.any-capture.com/ I've not tried it, so cannot personally vouch for it.