> > > > take a large bucket of pebbles. get a lawn chair and a > cold drink, > relax. when he starts pawing lightly toss a pebble and let > it tap his > butt. he will jump to see what tapped him. seeing nothing > there. > will relax. then when he paws, do it again. after a while > he will > get worried, man, every time I paw some invisible thing > taps me! And > he will quit pawing.
Wow. Thanks for the advice. I will try it.