/// <summary>
 /// 递归添加子节点
 /// </summary>
 /// <param name="cRow"></param>
 private void BuildSubTree(DataRow cRow)
 {
     var i = 0;
     _stringBuilder.Append(",\"children\":[");
     foreach (var iRow in cRow.GetChildRows("NodeRelation"))
     {
         if (i != 0)
         {
             _stringBuilder.Append(",");
         }
         var text = iRow["AreaName"].ToString().Trim();
         var no = iRow["AreaId"].ToString().Trim();
         var href = Request.QueryString["menu"] + "?AreaId=" + no;
         //_stringBuilder.Append("{\"data\":{\"title\": \"" + text + "\",\"attr\": { \"href\": \"" + href + "\", \"target\": \"center\" }},\"attr\": { \"id\": \"" + no + "\" }");
         if (iRow.GetChildRows("NodeRelation").Length <= 0)
         {
             _stringBuilder.Append("{\"data\":{\"title\": \"" + text +
                                   "\",\"icon\": \"jstree-iconla\",\"attr\": { \"href\": \"" + href +
                                   "\", \"target\": \"center\" }},\"attr\": { \"id\": \"" + no + "\" }");
         }
         else
         {
             _stringBuilder.Append("{\"data\":{\"title\": \"" + text + "\",\"attr\": { \"href\": \"" + href +
                                   "\", \"target\": \"center\" }},\"attr\": { \"id\": \"" + no + "\" }");
         }
         i++;
         BuildSubTree(iRow);
         _stringBuilder.Append("}");
     }
     List<SqlParameter> parameters = new List<SqlParameter>();
     var parameter = new SqlParameter("@AreaId", DbType.AnsiString) { Value = cRow["AreaId"] };
     parameters.Add(parameter);
     var dt = new OrgOrganize().GetList(" AreaId=@AreaId and OrgType=5 and Status=1 ", parameters).Tables[0];
     if (dt.Rows.Count > 0)
     {
         var k = 0;
         for (int j = 0; j < dt.Rows.Count; j++)
         {
             if (i != 0 || k != 0)
             {
                 _stringBuilder.Append(",");
             }
             var text = dt.Rows[j]["OrgName"].ToString().Trim();
             var no = dt.Rows[j]["OrgId"].ToString().Trim();
             var href = Request.QueryString["menu"] + "?OId=" + no;
             _stringBuilder.Append("{\"data\":{\"title\": \"" + text + "\",\"icon\": \"jstree-iconWS\",\"attr\": { \"href\": \"" + href + "\", \"target\": \"center\" }},\"attr\": { \"id\": \"" + no + "\" }");
             k++;
             _stringBuilder.Append("}");
         }
     }
     _stringBuilder.Append("]");
 }