private void btnInsert_Click(object sender, RoutedEventArgs e)
        {
            try
            {
                CapgeminiDetails c = new CapgeminiDetails();
                c.EmployeeId   = ((Employee)cbEmployeeId.SelectedItem).EmployeeID;
                c.Email        = txtEmail.Text;
                c.LevelId      = ((Level)cbLevel.SelectedItem).LevelId;
                c.DateHired    = DateTime.Parse(dpDateHired.Text);
                c.SpecialityId = ((Speciality)cbSpeciality.SelectedItem).SpecialityID;
                c.StatusId     = ((CivilStatus)cbStatus.SelectedItem).StatusId;
                bll.Add(c);

                lsSearch.ItemsSource       = bll.GetAll();
                lsSearch.DisplayMemberPath = "EmployeeId";


                cbEmployeeId.ItemsSource       = bll.GetAllEmployee();
                cbEmployeeId.DisplayMemberPath = "EmployeeID";

                cbStatus.ItemsSource       = bll.GetAllStatus();
                cbStatus.DisplayMemberPath = "StatusDescription";

                cbSpeciality.ItemsSource       = bll.GetAllSpeciality();
                cbSpeciality.DisplayMemberPath = "SpecialityName";

                cbLevel.ItemsSource       = bll.GetAllLevel();
                cbLevel.DisplayMemberPath = "LevelDescription";

                dgRecords.ItemsSource = bll.GetAll();
                ClearWindow();


                MessageBox.Show("Capgemini Details Added Sucessfully");
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }