Originally Posted by PR_Tom

Yeah, try disabling the touchpad. Remove it's drivers or disable them in system settings. And when you reinstall the mouse driver, maybe try uninstalling it, hard booting, then let the Wizard install it (just to ensure it's fully uninstalled before reinstalling)
I had to use that method with a retarded video card once. Simply reinstalling didnt do it. Had to uninstall, reboot, and let mr wizard help.