public string AddWeekTimesheet(string employeeid, string employeename, string clientid, string clientname, string startdate, string enddate, string data)
{
DataLayer datalayer = new DataLayer();
string timesheetid = datalayer.CreateTimeSheet(Session["companyid"].ToString(), Session["userid"].ToString(), employeeid, employeename, clientid, clientname, startdate, enddate, data);
return timesheetid;
}