graphic issue

hi, I have a problem with my Windows PC. I started the computer and waited for few seconds, then this happened(picture 1), afterward, the problem got worse( picture 2). I restarted the computer but the same thing occurred. My operating system is windows 7, the computer is Lenovo desktop.

*** SOLVED **** Yes. At some point yesterday all my icons where invisible when looking at the desktop. But when browsing trough it with explorer I can find back to them, or show all stuff at my desktop. But not without doing it trough explorer. The right-click menu still works, and I can...