Yes, you can change your sounds for windows normal reactions (beep, windows start up and shudown ... all of that). Download this as fast as you can, because this is awesome! A help file is included, to help you change the sounds to the new ones.
All the sounds that are included have been pulled from Zelda: The Wind Waker OST
The sounds involved are all softer sounds, for those who hate being startled by the harsh windows sounds!
You have you right click the download key and select Save Target As. Follow the instructions from there.
As always enjoi.