private void btn_traphong_Click(object sender, EventArgs e)
{
Frm_TraPhong traphong = new Frm_TraPhong();
traphong.Get_user_nv(lbl_tennguoidung.Text.Trim());
traphong.Show();
}
private void btn_them_Click(object sender, EventArgs e)
{
Frm_TraPhong tp = new Frm_TraPhong();
tp.Show();
}
