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sub coloring{ my @color= qw( lavender lightblue honeydew); my $color_no=int(rand($#color)); return $color[$color_no]; }
my $lavender=$im->colorAllocate(230,230,255); my $lightblue=$im->colorAllocate(173,216,230); ... my $genecolor= coloring (); $im->filledRectangle($X1,$Y1-20,$X2,$Y2,$$genecolor); }