private void btnIn_Click(object sender, EventArgs e)
{
ptTien.NgayLap = DateTime.Parse(String.Format("{0:MM/dd/yyyy}", dtPhieu.Text));
ptTien.SoTien = (float)Convert.ToDouble(txtTienTra.Text);
ptTien.GhiChu = txtLyDo.Text;
ptTien.MaPhieu = txtPhieu.Text;
ptTien.TenNV = cbNhanVien.Text;
var print = new frmPrint();
print.PrintReportThu(ptTien);
print.ShowDialog();
}
