public JsonResult update(FormCollection fc)
 {
     dcPageTemplate dc = new dcPageTemplate();
     SProcParameters p = dc.UpdateParameters;
     p.Add("pt_id", Converter.ToDBNullIfEmptyOrZero(fc["pt_id"]));
     p.Add("page_id", Converter.ToDBNullIfEmptyOrZero(fc["page_id"]));
     p.Add("pt_content", Converter.ToDBNullIfEmptyOrZero(fc["pt_content"]));
     p.Add("new_id", System.Data.SqlDbType.Int, System.Data.ParameterDirection.Output);
     dc.Execute(SQLCommandType.Update);
     return Json(new { pt_id = p.GetItem("new_id").Value });
 }