THIS IS BASED on Example 1, 7, 9 and 11 of
http://archive.ncsa.uiuc.edu/SDG/Software/Mosaic/Docs/fill-out-forms/overview.html
Fill-Out Form Example #1
This is a very simple fill-out form example.
That's it.
This is another fill-out form example, with toggle buttons: Example #7
This is another fill-out form example, with option menus: Example #9
This is another fill-out form example, with multiline text entry
areas: Example #11