private void mnuQuanTriNguoiDung_Click(object sender, EventArgs e) { var frm = new QuanLyNguoiDung(); frm.MdiParent = this; frm.Show(); }
private void MnStripND_Click(object sender, EventArgs e) { QuanLyNguoiDung frmND = new QuanLyNguoiDung(); frmND.Show(); }