In WB config, go to skin options>rebuild list.
Duh! If I had half a brain, I would be dangerous! When I first edited the properties sheet, I was trying to do it with the substyle that was open in SKS, not the main blind! Last nite, a light bulb went off in my head...and I tried it again with the main blind (the .uis one, not the .sss one), and Voila! It worked.
So thanks...your fix was right on the money!