public string UpdateWeekTimesheet(string id, string employeeid, string employeename, string clientid, string clientname, string startdate, string enddate, int status, string data)
 {
     //dynamic invoiceobject = System.Web.Helpers.Json.Decode(data);
     //string xmldocument = Newtonsoft.Json.JsonConvert.DeserializeXmlNode(data, "timesheet").InnerXml;
     //xmldocument = xmldocument.Replace("  ", "");
     DataLayer datalayer = new DataLayer();
     bool timesheetstat = datalayer.UpdateTimeSheet(id, Session["companyid"].ToString(), Session["userid"].ToString(), employeeid, employeename, clientid, clientname, startdate, enddate, data);
     return timesheetstat.ToString();
 }