Does is work correctly in Safe Mode?
Can you do a system restore back to when everything still worked correctly?
Kees
Various icons are flashing, search bar will not accept text input or text input not displayed.
I have changed the PC, the monitor and the VGA lead.
I have also turned off the internet.

Chowhound
Comic Vine
GameFAQs
GameSpot
Giant Bomb
TechRepublic