internal static int UpdateAppointmentReturn()
 {
     n = 0;
     try
     {
         daAppointment = new TblAppointmentTableAdapter();
         dtAppointment = new DsLiveOutlook.TblAppointmentDataTable();
         n             = daAppointment.UpdateVisit(AppointmentInfo.ReturnDate, AppointmentInfo.AppointmentID);
         return(n);
     }
     catch (Exception ex)
     {
         Interactive.LInfoError(ex.Message, "Appointment was not uypdated !");
         return(n);
     }
 }