Description of problem:
When going to full screen the second monitor keeps flashing (like a redraw that can be seen), and in the other you can't do much because of the flashing in the other screen prevents any action (a right click will go away)

*Tested on Windows 7 x86_64 client & Windows 7 x86_64 guest

Version-Release number of selected component (if applicable):
RHEVM 3.2, Beta 2.1, SF 13.1

Client:
Spice Client updated: rhevm-spice-client-x86|64-cab-3.2-9

Guest:
RHEV-Tools-Setup 3.2-5 

How reproducible:
100%

Steps to Reproduce:
1. Install windows 7 guest 64 bit, enable two monitors
2. install tools
3. enable both displays on guest
4. display both monitors, and go to full screen.
  
Actual results:
2nd monitor keeps flashing, first monitor is unusable, user needs to exit out of full screen mode.

Expected results:
Guest can be used in full screen mode with 2 monitors with no issues

Additional info: