Chris, you may also want to check out the IMAGE section
of our SMUG book/encyclopedia.
http://www.robelle.com/library/smugbook/image.html
It was also written by Bob Green and David Greer.
=========================================
Paul Gobes, Tech Support Mgr.
Robelle Consulting Ltd.
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Phone: 1-888-ROBELLE or 1-604-582-1700
Fax: 1-604-582-1799