protected void btnSave_Click(object sender, EventArgs e)
        {
            try
            {

              DateTime startDate = Convert.ToDateTime(txtStartDate.Text);
              DateTime endDate = Convert.ToDateTime(txtEndDate.Text);

              TimeSpan span = endDate.Subtract(startDate);
              int Days = Convert.ToInt32(span.TotalDays);

              for (int i = 0; i <= Days; i++)
              {
                  LM_EmployeeLeave employeeLeave = new LM_EmployeeLeave();
                  employeeLeave.Date = startDate;
                  employeeLeave.Description = txtReason.Text.ToString();

                  List<LM_LeaveTypes> typeList = SynergyService.LoadAllLeaveTypes();
                  // string userName = HttpContext.Current.User.Identity.Name;
                  string userName = "******";

                  employeeLeave.aspnet_Users = SynergyService.GetUserByName(userName);
                  employeeLeave.LM_LeaveTypes = SynergyService.GetLeaveTypeById(Convert.ToInt32(ddlLeaveTypes.SelectedValue.ToString()));

                  SynergyService.AddLeave(employeeLeave);

                  startDate = startDate.AddDays(1);
              }
               ClearScreen();
            }
            catch (Exception ex)
            {

            }
        }
        public static void AddLeave(LM_EmployeeLeave employee)
        {
            try
            {
                GetSynegyRMSInstance().AddToLM_EmployeeLeave(employee);
                GetSynegyRMSInstance().SaveChanges();
            }
            catch (Exception ex)
            {

            }
        }