function this = nicholsplotoptions(varargin)
%NICHOLSPLOTOPTIONS

%  Copyright 1986-2004 The MathWorks, Inc.
%  $Revision: 1.1.6.1.2.1 $   $Date: 2005/01/12 16:29:08 $

this = plotopts.NicholsPlotOptions;

% Set Version Number
this.Version = 1.0;

if ~isempty(varargin) && strcmpi(varargin{1},'cstprefs')
   this = mapCSTPrefs(this); 
end

this.Title.String = 'Nichols Chart';
this.XLabel.String = 'Open-Loop Phase';
this.YLabel.String = 'Open-Loop Gain';