protected void submitUser_Click(object sender, EventArgs e)
    {
        Lanmu l = new Lanmu();

        l.lanMuName = addLanMuName.Text;
        if (Lanmu.addLanMu(l) == true)
        {
            Response.Write("<script>alert('添加成功!')</script>");
        }
        else
        {
            Response.Write("<script>alert('添加失败!')</script>");
        }
    }