Thank you, learned something new again.

Thanks for the contact. I need such a dialog window in others forms.

Hi, my Last Prolog was Borlandt Turbo Prolog 1988.
Now I want to start with Visual Prolog.
I have problems with the Visual Environment .
The example „ Pie“ Shows a Dialog window. In other forms I can
not found the Dialog Window. Only the Message Window.
Thanks for a help.
Ruppi