Me again,
I have an gif file containing two rectangulars forms, one white and one black.
c.drawImage('barre.gif',400,400,mask=[0,1,0,1,0,1]) or  
c.drawImage('barre.gif',400,400,mask=[254,255,254,255,254,255]) draws the 
image on but no transparency at all :-( What happens?
PS : PIL is installed.
-- 
Lionel Roubeyrie - lroubeyrie@limair.asso.fr
LIMAIR
http://www.limair.asso.fr