private void button_Click(object sender, RoutedEventArgs e)
 {
     try
     {
         bl.deleteMother(int.Parse(textBox.Text));
     }
     catch (Exception Ex)
     {
         MessageBox.Show(Ex.Message);
     }
 }
 private void deleteButton_Click(object sender, RoutedEventArgs e)
 {
     try
     {
         bl.deleteMother(mother.IdMom);
         MessageBox.Show("אם נמחקה מהמערכת");
         deleteMomCombo.SelectedIndex = -1;
     }
     catch (Exception Ex)
     {
         MessageBox.Show(Ex.Message);
     }
 }