Charles Hartman wrote:

Thanks -- and to Alex, too -- I hadn't thought of grouping the check- boxes. I'm first going to try a simpler & more permissive approach and see how the user-experience feels, but if that's not satisfactory I'll do the second group.

That's (kind of) why I suggested a global rather than disabling the check boxes.

There's a danger of the user seeing those click boxes and being frustrated by the fact that he wants to click one of them (to move on to the next question?) and isn't allowed to. That's how *I* feel sometimes about UIs - even if the UI guidelines say you should disable controls that aren't available. So I thought that my

on mouseUp
  if gStillWaiting then
     pass mouseUp
  end if
  ....
could become

on mouseUp
  if gStillWaiting then
answer "You must finish this step before going on to the next. Don't be impatient!"
     pass mouseUp
  end if
  ....


--
Alex Tweedly       http://www.tweedly.net



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