Please save this
file to your desktop.
Click on Start->Run
, and copy-paste the following command (the bolded text)"%userprofile%\desktop\win32kdiag.exe" -f -r
into the "Open"
box, and click OK.
When it's finished, there will be a log called Win32kDiag.txt
on your desktop.
Please open it with notepad and post the contents here.