private void Button_Click_2(object sender, RoutedEventArgs e)
        {
            lpCapNhap = new frmCapNhap();

            tmpWin tmp = new tmpWin(lpCapNhap);

            tmp.ShowDialog();
        }
        private void Button_Click_2(object sender, RoutedEventArgs e)
        {
            lpCapNhap = new frmCapNhap();
            
            tmpWin tmp = new tmpWin(lpCapNhap);

            tmp.ShowDialog();
        }