My laptop comes with Windows Vista, and the most annoying about it is that the system beep sound is turned on by default.  Beep, beep, beep, beep, eveytime I do something wrong, I hear that high-pitch annoying sound.  I have been looking for ways to turn it off.  I have no luck until I find the following tutorial.  I hope that saves your ears from that painful sound.

Disable System Beep