I am sure its obvious but how do you turn of the beeping on the touch screen- driving me crazy when passengers decide to scroll though all the music on the SD card.   

Apologies in advance for this but I couldn't resist it - tell 'em not to!

Go to sound settings and there you will find options for "Confirmation tone"

You must have a very low crazy threshold :think: 

Go to sound settings and there you will find options for "Confirmation tone"

That's why I love forums (fora?).

thanks all managed to silence it