Hi George! Probably it mean that you can't rely on these handles without an explanation from someone at M$... Did you tried to have two instance of one form and see the handles? I've strange results (both of these windows have the same handle) BTW, who knows anything about the inner structure and workings of Windows? Right, no one, but the God ;) >yet another. I guess the only way to reliably get a value for a form is to >use the FoxHWnd control. > >In thinking about this, it makes sense. It was also rather humbling, it >that it makes me realize that I don't know as much about the inner workings >of Windows as I though I did.