function n=getmap
%GETMAP  Get the image colormap number. 
% 
%        N=GETMAP
%
%        N is a number between 1 and 20 as on the Nanoscope.
%            
%        Claudio  8 Apr, 1995.
%

%
% Copyright (c) 1995 by Claudio Rivetti and Mark Young
% claudio@alice.uoregon.edu,    mark@alice.uoregon.edu
%

global ed_colormap


n=get(ed_colormap, 'value');
return;