[EMAIL PROTECTED] (2002-12-24 at 1531.58 -0800):
> You said you wanted to select the colors that were "close to" white.  To do 
> this, just use threshold on the value channel and pick up only that part of 
> the histogram that is "close to" white.  This will give you a bi-level image 
> from which you can then select the white parts, using the selection on the 
> original image and filling with white (or whatever other color you want).

I would use Levels or Curves to push to white, simpler and smoother
results than Threshold and Fill. For other colours, no, but for white,
or any colour you can control via channels (directly or decompose &
compose back), yes.

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