It may be due to a video driver issue or hardware issue.
Possible way outs:-
1.try to reduce or,turn off hardware accelaration
[Open Control Panel>Display>Settings>Advanced>Troubleshoot>Hardware
accelaration]
2.Update the video driver.Visit the manufacturer's website to download
and install the latest driver.
3.Change the resolution-try to reduce it.
Also, it can be an overheating problem.
Way out:-Check your SMPS,CPU Fan
It may be due to corrupt IE cache.
Way out:Clean up temporary internet files and cookies.
It may be due to malwares.
Way out:-Scan your system with latest virus definitioned
antivirus,spybot,search and destroy,CWShredder,adaware.Run all the
latest versions in safe mode.
Further references:-
Under certain circumstances (xml pages) IE may freeze or crash:
http://support.microsoft.com/?kbid=811812
IE6 may close unexpectedly when you view a web page that uses a
cascading style sheet
http://support.microsoft.com/?kbid=834273
Internet Explorer unexpected quits when you exit an HTML page that
contains VML elements - error message "Internet Explorer has encountered
a problem and needs to close. We are sorry for the inconvenience."
http://support.microsoft.com/?kbid=824468
http://support.microsoft.com/?kbid=826940
http://support.microsoft.com/?kbid=827799
regards,
ssg MS-MVP