Change Function of Mute Switch back to Lock Rotate on iOS 4.3

Change Function of Mute Switch back to Lock Rotate on iOS 4.3: "Change Function of Mute Switch back to Lock Rotate on iOS 4.3 While you are playing around with the new iOS 4.3 beta on the iPad,we came hear with an interesting menu item in the settings app. now you now change what the Mute button does. You now have the option of switching it back"