Quote from
http://www.tweakguides.com/NVFORCE_7.html :
Full Screen Video
If you have more than one display connected to your system, you will see this option in the Nvidia Control Panel. If you only have one display connected, this option will not be available.
Full Screen Video Zoom Controls: These controls function in a similar manner to the Overlay Zoom Controls setting in the Video Overlay Settings section (See above).
Full Screen Video Controls: In this section you can choose the 'Full Screen Device', which is the display on which full screen video playback will be shown. The options are Disable, which disables this functionality; 'Primary display' or 'Secondary Display' (only available under nView Clone modes) which allows you to manually select the display on which to show the full screen video; or 'Auto Select' (only available under nView DualView and Span modes) which automatically selects the display on which to show full screen video (i.e the display on which the video playback overlay is not being shown). Track Overlay Rotation: ......
Adjust Colors: .......
Also check out the
New Forceware Control Panel /
Quick Start guide (pdf) [1.92 Mb]