>Only if the routine you are calling has that argument declared as OPTIONAL.
Agreed. I just wanted to clarify that you *can* propagate missing optional
arguments (as long as the argument is declared optional down the calling tree).
Glenn
----
Dr. Glenn Carver, Senior Research Associate,
Centre for Atmospheric Science, Chemistry Dept., Cambridge University, UK
Email: [log in to unmask] Web: http://www.atm.ch.cam.ac.uk/
"Success is relative: It is what we can make of the mess we
have made of things". T.S. Eliot, The family reunion (1939).
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