> It enables one to go around all of the screens adn put in movements -
> the time doesn't chnage until the next time you click on the advance
> time indicator.
>
> I found it very helpful on Carlisle and suggest it should be a feature
> on all future complicated simulations.
>
I'll have a look and see how difficult it would be.

Best wishes,

Tim Bourne (SIAM)