private void btn_khachhang_Click(object sender, EventArgs e) { this.Hide(); frmDocGia docgia = new frmDocGia(); docgia.ShowDialog(); }
private void quảnLýĐộcGiảToolStripMenuItem_Click(object sender, EventArgs e) { this.Hide(); frmDocGia docgia = new frmDocGia(); docgia.ShowDialog(); }