function varargout = about(varargin)% ABOUT Application M-file for about.fig%    FIG = ABOUT launch about GUI.%    ABOUT('callback_name', ...) invoke the named callback.% Last Modified by GUIDE v2.0 20-Apr-2002 18:49:39if nargin == 0  % LAUNCH GUI	fig = openfig(mfilename,'reuse');	% Use system color scheme for figure:	set(fig,'Color',get(0,'defaultUicontrolBackgroundColor'));	% Generate a structure of handles to pass to callbacks, and store it. 	handles = guihandles(fig);	guidata(fig, handles);	if nargout > 0		varargout{1} = fig;	endelseif ischar(varargin{1}) % INVOKE NAMED SUBFUNCTION OR CALLBACK	try		if (nargout)			[varargout{1:nargout}] = feval(varargin{:}); % FEVAL switchyard		else			feval(varargin{:}); % FEVAL switchyard		end	catch		disp(lasterr);	endend% --------------------------------------------------------------------function varargout = pushbutton1_Callback(h, eventdata, handles, varargin)delete(handles.figure1)return;