public Form1()
{
InitializeComponent();
r = new relation_updata();
charT = ChartHelper.getinstance(this.webBrowser1);
charT.openpage("Chart_Relation");
}
public static ChartHelper getinstance(WebBrowser wbb)
{
lock(synroot)
{
if (m_chart==null)
{
lock (synroot)
{
if (WEBCHART == null)
{
m_chart = new ChartHelper(wbb);
}
}
}
}
return m_chart;
}