Ran across this today.  I have not tried it so becareful.
http://pages.globetrotter.net/bakerywizard/

Randy,

Looks really nice! Are you going to try it?

Bill/SFNM

OK, I downloaded and installed it. I'll probably delete it. Varasano's spreadsheet, although not as pretty,  does the same thing and a lot more, once you figure it out.

Bill/SFNM