"The computer Whisperer"

Problem: Restoring a System Restore Point (Vista)

Click on Start. At the bottom type in Rest and when System Restore appears at the top click on it. toolsoptions
Mark the "Choose a different restore point" radio button.

Click Next.
Make sure there is a check mark in "Show restore points older that 5 days." Choose A restore point prior to your problem starting. (Your list will, of course, not look like mine.)

Click Next.
Click Finish.