Yeah that is the method, this pic is from the same build from here.... http://forum.arcadecontrols.com/index.php/topic,139178.0.html But if all you want to do is bridge a small gap any opaque plastic tube or container/lunchbox would work. If you need a hand with a circuit to flash some LED strips let me know - although I have no clue as to the postage costs to the M-78?.