private void btnThemKH_Click(object sender, EventArgs e) { QLKhachHang frmQLKH = new QLKhachHang(); frmQLKH.Show(); }
private void menuQLKhachHang_Click(object sender, EventArgs e) { QLKhachHang frmQLKH = new QLKhachHang(); frmQLKH.Show(); }