Ok, fair enough - I had been unable to work out from the code how to
specify these args on the command line - now I know (sheepish grin).
Actually, I thought I had tried this some time ago, but it wasn't
working. (Could have been any of a number of reasons I guess).
cheers,
glenn.
-- Glenn Moloney glenn@physics.unimelb.edu.au School of Physics, Phone: +61 3 9344 5081 University of Melbourne, Fax: +61 3 9347 4783 Parkville, Australia 3052.