public ChartAxis(Chart chart)
{
this.Chart = chart;
this.Document = chart.Document;
this.NewXmlNode(null);
this.AxesStyle = new AxesStyle (chart.Document);
this.Chart .Styles .Add (this.AxesStyle);
this.InitStandards();
if (this.AxesStyle .AxesProperties.DisplayLabel==null)
this.AxesStyle .AxesProperties.DisplayLabel ="true";
}