flashing window when changing stack window properties

[Tuviah Snyder]

> I saw workaround advice from Sarah back in April that suggested the
> changes can be made while the stack is invisible.  I will try this.
> Yet, because of the flashing I suspect I might be doing something wrong.
>
> What is happening?  How do I get around this?
The flash happens because Revolution needs to recreate the window and then
redraw with the new decorations.

Tuviah Snyder <tuviah at runrev.com> <http://www.runrev.com/>
Runtime Revolution Limited - Software at the Speed of Thought