SkyChimp that's not what he is asking for, it's close, but not quite it. Besides, even if it were what he asked for, he would never comprehend it due to your highly specialized primate language.
Ed, what you want to do is click on "Setup", then "Preferences", and then "Game Sounds". Once their, click on "Engine" and on the bottom slider, slide the volume to where you want it. Once done, click "OK" and then "Back". You can also change a lot of your other sounds from there as well.
-Paul