menu控件绑定sql数据库

  public int treeID;

     protected void Page_Load(object sender, EventArgs e)
     {
         SqlConnection CN = new SqlConnection("Data Source=.;Initial Catalog=TD;Integrated Security=True");
         //设定数据库操作命令
         CN.Open();
         SqlCommand Scmd = new SqlCommand("select * from TD where id=0", CN); //选出根菜单
         SqlDataReader odr = Scmd.ExecuteReader();
         while (odr.Read()) //循环读取
         {
             MenuItem menuNode = new MenuItem();
             menuNode.Text = odr["name"].ToString();
             menuNode.Value = odr["id"].ToString();
             menuNode.Enabled = true;
             menuNode.NavigateUrl = odr["page"].ToString();
             Menu1.Items.Add(menuNode); //添加到根菜单
             treeID = Convert.ToInt16(odr["id"].ToString());
             addchildmenu(menuNode);
         }
         //关闭数据库连接
         Scmd.Connection.Close();
     }

     protected void addchildmenu(MenuItem pnode) //添加子菜单
     {
         SqlConnection CN = new SqlConnection("Data Source=.;Initial Catalog=TD;Integrated Security=True");

         //设定数据库操作命令
         CN.Open();
         SqlCommand Scmd1 = new SqlCommand("select * from TD where id=" + treeID + "", CN);

         SqlDataReader odr = Scmd1.ExecuteReader();
         while (odr.Read())
         {
             MenuItem menuNode = new MenuItem();
             menuNode.Text = odr["names"].ToString();
             menuNode.Value = odr["id"].ToString();
             menuNode.Enabled = true;
             menuNode.NavigateUrl = odr["page"].ToString();
             pnode.ChildItems.Add(menuNode); //为当前菜单项添加子菜单
             treeID = Convert.ToInt16(odr["id"].ToString());
             addchildmenu(menuNode); //循环添加子菜单
         }
         //关闭数据库连接
         Scmd1.Connection.Close();
     }

 }<asp:Menu ID="Menu1" runat="server" CssClass="dhmenu" Orientation="Horizontal" Width="742px">
                 <DynamicHoverStyle BackColor="White" />
                 <DynamicMenuStyle BackColor="#7EBEFA" BorderWidth="1px" CssClass="menuStyleku" />
                 <DynamicMenuItemStyle CssClass="menuItemSy" ItemSpacing="3px" />
             </asp:Menu>