As mentioned by "XpUser4Real", kinldy try using another browsers and check if the issue persists in other browsers or not. If the issue still persits, you can follow the below mentioned steps in order which could fix the issue:
Change the compatibility mode IE. To turn Compatibility View on, click the Compatibility View button to make the icon change from an outline to a solid color. This option will be seen on the address bar.
Turn off hardware acceleration by going to Internet options. You can even refer to the article on the URL mentioned: http://support.microsoft.com/kb/252...
Reinstall the Adobe flash player and latest JAVA.
Try uninstalling and reinstalling IE, Use the following FIXIT for uninstalling the same: http://go.microsoft.com/?linkid=978...
then proceed with downloading an updated version of IE from the URL mentioned: http://windows.microsoft.com/en-IN/...
Share your comments if it solved your problem.
Thanks & Regards