function fig=showmenubotton
%SHOWMENUBUTTON Show a button to reactivate the menubar

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

global alertfig

if isempty(findobj('name', 'Button'))
  alertfig=figure('position', [1113 886 120 50],'Interruptible','yes', 'Numbertitle', 'off', 'resize', 'off', 'name', 'Button');
  b=uicontrol('style', 'push',...
	    'string', 'Show Menubar',...
	    'BackgroundColor', 'yellow',...
	    'position', [0 0 120 50],...
	    'callback', 'global alertfig;amenu;close(alertfig);');
end

if nargout ~= 0
 fig=alertfig;
end

return