private void mnucapnhatlop_Click(object sender, EventArgs e) { FrmThuoc FrmCapNhatLop = new FrmThuoc(); FrmCapNhatLop.MdiParent = this; FrmCapNhatLop.Show(); }
private void btnthuoc_Click(object sender, EventArgs e) { FrmThuoc frmbenhan = new FrmThuoc(); frmbenhan.Show(); }