I would suggust uninstalling internet explorer and reinstall it.
Start in Safe Mode Using the F8 method:
- Restart the computer.
- As soon as the BIOS is loaded begin tapping the F8 key until the boot menu appears.
- Use the arrow keys to select the Safe Mode menu item.
- Press the Enter key.
Below is a tutorial on how to start windows in safe mode.Safe mode
Uninstall your interenet explore by going to add/remove.
To go to add/remove
go to Start>control Panel>add/remove programs
Scrool down until you see Windows Internet Explore 7 or 6
. I am not sure what you are using but just uninstall it.
Once you succesfully uninstall it reboot back to Normal mode
and install Windows internet explore 7, if you don't have allready. you can download windows internet explore 7 by going to this website: http://www.microsoft.com/windows/downloads/ie/getitnow.mspx