>The most important part of making this shell work is the gProgramState%
>variable. I find the most usefulness out of something like this:

That is indeed very useful; I do something similar, but rather than 
keeping a global, I base the "state" on what window is open at the 
moment; or if they can open multiple "document" windows, on what window 
class is active.

This lets me have a complete multiwindow help system, splash screen, 
prefs window(s), and so forth and route events accordingly.

Bill
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 A morning without coffee is like something without something else