D'oh! Caught my mistake. I was thinking of the grayscale backwards.
color = '1.0' is white not black! Got it working now.
Jon
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Jonathan D. Slavin Harvard-Smithsonian CfA
jslavin@...1081... 60 Garden Street, MS 83
phone: (617) 496-7981 Cambridge, MA 02138-1516
cell: (781) 363-0035 USA
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