Dear Dino,
If you haven't already tried it . . .
Download and run the Adobe Reader and Acrobat uninstaller, which is much more thorough than the control_panel/programs repair/uninstall method and intended to fix stubborn Adobe problems:
http://labs.adobe.com/downloads/acrobatcleaner.htmlReinstall Adobe and see if that fixes things.
Cheers,
Carl Fogel