>A propos silly pprogrammers:
>I don't think that the convention in informatics is silly but, given
>the Cartesian system, easily leads to silly confusions.

Ken--looking for serious advice--wrote:

>Indeed my programming style is probably best
>described as upside down-- inverted Cartesian
>where negatives are positive and vice versa!

It is a great pleasure to comment on this known and quite common problem.
(In other words: 1 trick of an adjusted coordinate.*)

If it persists it many help turning the display upside down or, even 
better (improved blood circulation), try a headstand in front of it. 
But be careful with numbers such as 9 and 6...

Hope we get the former glamor back to the list!

Best
-- 

                   Herbie

          ------------------------
          <http://www.gluender.de>

* Referring to the annoying advertisement that presently decorates 
the web-version of our list contributions.