http://www.howtogeek.com:80/howto/windows-...in-vista-or-xp/Setup CCleaner to Automatically Run Each Night in Vista or XP
After writing the article yesterday about how to run CCleaner silently through a shortcut or a hotkey, many people expressed to me that they'd like to know how to run it every single night on a schedule, so I'm writing that up for everybody's benefit.