Changing Label Text on Substacks

[Sarah Reichelt]

> The secret to having a modal dialog that you can update is this:
>
> go invisible stack "MyModal" as modal
> set visible of me to true
>
> By opening the stack as invisible your scripts won't halt but you
> will display a modal dialog.


Yes, I found this out the hard way when I couldn't work out why my
modal stack didn't make everything else wait for it :-(

Still, it's a very useful trick once you know it's going to happen.

Sarah