Making the background of an image transparent:

You're off to a good start by adding an alpha channel, although you can do 
that easily by simply duplicating the "Background" layer.  But it sounds like 
you want to make only a portion of the image transparent.  You really need to 
either select the parts of the image that you want to make transparent, or 
mask them out.  In general, this can be a tricky operation, heavily dependent 
on your image's unique characteristics.

Rather than try to list all the techniques you might find useful, I'll point 
you to Cary Bunks' great work, Grokking the Gimp.  You can get to it from 
Toolbox->Xtns->Web_Browser->Grokking the Gimp.  Look closely at chapters 3 and 



Jeff Trefftzs <[EMAIL PROTECTED]>                    Home Page     Gimp Gallery                  Photo Gallery 

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