public void ProcessRequest(HttpContext context)
 {
     DataModel dm = new DataModel();
     LabChType lt = new LabChType();
     lt.LabChID = Convert.ToInt32(context.Request.Params["LabChID"]);
     lt.LabChName = context.Request.Params["LabChName"];
     lt.LabSupType = Convert.ToInt32(context.Request.Params["LabSupType"]);
     dm.SaveLabChType(lt);
     dm.ReturnJsonMsg(context.Response, 1, "保存成功!", lt.LabChID);
 }