you can usually resolve the problem by resetting Internet Explorer settings. To reset IE settings, just go through this:-
Exit all programs, including Internet Explorer (if it is running).
Click Start. Type the following command in the Start Search box, and then press ENTER:
"inetcpl.cpl" with the quotes
Click the Advanced tab.
Under Reset Internet Explorer settings, click Reset. Then click Reset again.
When Internet Explorer finishes resetting the settings, click Close in the Reset Internet Explorer Settings dialog box.
Start Internet Explorer again.