public ActionResult QueryContentById(int id)
 {
     this.configPageService = new ConfigPageService();
     var list = configPageService.QueryByID(id);
     if (list != null)
     {
         return Json(list);
     }
     return Json(string.Empty);
 }
 /// <summary>
 /// 帮助内容
 /// </summary>
 /// <param name="id"></param>
 /// <returns></returns>
 public JsonResult helperContent(int id)
 {
     this.configPageService = new ConfigPageService();
     var list = configPageService.QueryByID(id);
     return Json(list);
 }