求一个无限制级的菜单？？？

# region 绑定菜单

    private void BindMenu()

    {

        string sql;

        sql = "select cSupMenuCode,cMenuCode,cMenuName,cPathURL,iSorting,cispage from u_Menu where cMenuCode in (select cMenuCode from u_Purview where cUserCode='" + ((EPG_User)Session["user"]).UserCode + "' and cView=1) and ((cSupMenuCode like '" + (Request["id"] == null ? Session["link"] : Request["id"]) + "%' or cMenuCode='" + (Request["id"] == null ? Session["link"] : Request["id"]) + "') or (cMenuCode='1'))  order by iSorting,cMenuCode";

        //sql = "select cSupMenuCode,cMenuCode,cMenuName,cPathURL,iSorting,cispage from u_Menu where cMenuCode in (select cMenuCode from u_Purview where cUserCode='Admin' and cView=1) and ((cSupMenuCode like '" + (Request["id"] == null ? Session["link"] : Request["id"]) + "%' or cMenuCode='" + (Request["id"] == null ? Session["link"] : Request["id"]) + "') or (cMenuCode='1'))  order by iSorting,cMenuCode";

        

        DataTable ctbl=EPG.ExecQuerySql(sql);

        

        string aa = "";

        

        for (int i = 0; i < ctbl.Rows.Count; i++)

        {

            if ((ctbl.Rows[i]["cSupMenuCode"].ToString() == null ? "-1" : ctbl.Rows[i]["cSupMenuCode"].ToString()) == "1" || (ctbl.Rows[i]["cSupMenuCode"].ToString() == null ? "-1" : ctbl.Rows[i]["cSupMenuCode"].ToString()) == "-1")

            {

                aa += " d.add(" + ctbl.Rows[i]["cMenuCode"].ToString() + "," + (ctbl.Rows[i]["cSupMenuCode"] == null ? "-1" : ctbl.Rows[i]["cSupMenuCode"].ToString()) + ",'" + ctbl.Rows[i]["cMenuName"] + "','','" + ctbl.Rows[i]["cMenuName"] + "','mainFrame');";

            }

            else

            {

                aa += " d.add(" + ctbl.Rows[i]["cMenuCode"] + "," + (ctbl.Rows[i]["cSupMenuCode"] == null ? "-1" : ctbl.Rows[i]["cSupMenuCode"].ToString()) + ",'" + ctbl.Rows[i]["cMenuName"].ToString() + "','" + ctbl.Rows[i]["cPathURL"] + "?MenuCode=" + ctbl.Rows[i]["cMenuCode"].ToString() + "','" + ctbl.Rows[i]["cMenuName"].ToString() + "','mainFrame');";                

            }

                

        }



        string outstring = "<SCRIPT type='text/javascript'>" +

                     "try{" +

                        "d = new dTree('d');" +

                     "d.config.closeSameLevel = true;" +

                     "d.config.useStatusText = true; " + aa + "document.write(d);d.closeAll();" +

                        "}catch(e){;}";

        outstring += "</SCRIPT>";

        this.LiteralMenu.Text = outstring;

    }

    # endregion