private void helpButton_clicked(object sender, EventArgs e)
 {
     WorldEditor.LaunchDoc(this.anchor);
 }
        private void onHelpButtonClicked(object sender, EventArgs e)
        {
            Button but = sender as Button;

            WorldEditor.LaunchDoc(but.Tag as string);
        }
 static private void toolStripErrorMessage_clicked(object source, EventArgs e)
 {
     WorldEditor.LaunchDoc(link);
 }