5. The method of claim 1 , in which the step of filtering the unique foreground color set comprises removing any colors within a set of undesirable colors.
5. The method of claim 1 , in which the step of filtering the unique foreground color set comprises removing any colors within a set of undesirable colors. 8. The method of claim 5 , in which the set of undesirable colors comprises colors previously specified by a user as being undesirable.