Screenviewer becomes very slow...

[GoogleCodeExporter]

What steps will reproduce the problem?
1.Start Sharing the screen.After some time leave the screen idle without any 
mouse movements  
2. Open screen viewer .Notice that the screen doesnot changes and stays in the 
old frame itself.
3. when refreshing the screenviewer it again get speed up and syncs with the 
sharing screen 

What is the expected output? What do you see instead?
screen should automatically refresh and sync with the sharing screen.instead it 
freezes up or become very slow when the sharing screen is idle

What version of the product are you using? On what operating system?
windows xp,windows 7

Please provide any additional information below.

Original issue reported on code.google.com by ashwin0...@gmail.com on 24 Feb 2012 at 10:40