mapping introduction

Hello all:

I almost hesitate to write and thank you all for the helpful replies,
because good ones keep appearing in my inbox, and who would want to put
a stop to that?

But my gratitude overcomes my cupiditude, so thank you all very much for
the pointers.

 -Tom

------------------------
 tomfool at as220 dot org
 http://sgouros.com  
 http://whatcheer.net