public override void DataBind()
 {
     this.Items.Clear();
     if (this.AllowNull)
     {
         base.Items.Add(new System.Web.UI.WebControls.ListItem(this.NullToDisplay, string.Empty));
     }
     System.Collections.Generic.IList <ProductLineInfo> authorizeProductLineList = SubSiteProducthelper.GetAuthorizeProductLineList();
     foreach (ProductLineInfo current in authorizeProductLineList)
     {
         this.Items.Add(new System.Web.UI.WebControls.ListItem(Globals.HtmlDecode(current.Name), current.LineId.ToString()));
     }
 }