>>Thanks. I was just reading about layered windows in the docs. It says you cannot use it on child windows. Is that the reason, Non-TopLevel forms are actually child windows of the VFP main window? I'm just learning some of this stuff, so forgive me if this a lame conclusion. <s>
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>It really all boils down to the attributes set when the window is created. If the WS_CHILD or WS_CHILDWINDOW attribute is used, then the window is considered to be a child window. If it isn't then the window is a top-level window (not necessarily a top-level form).
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>Top-level forms are top-level windows. Desktop = .T. forms are also top-level windows because the WS_CHILD attribute is not set (WS_POPUP is).

Got it. Thanks for info.