Modeling and Forecasting Electricity Loads and Prices: A Statistical Approach" by Rafał Weron, p

				function onlyone(varargin);
				%ONLYONE Sets only one active radiobutton.
				%	ONLYONE(VARARGIN) turns on the first radiobutton in VARARGIN and turns
				%   off all the remaining radiobuttons.
				
				%   Written by Adam Misiorek and Rafal Weron (2006.09.22)
				%   Copyright (c) 2006 by Rafal Weron
				
				set(varargin{1},'value',1);
				for i=2:nargin
				    set(varargin{i},'value',0);
				end;