为什么小弟我的网页会很慢

为什么我的网页会很慢？
先看代码吧

PHP code

<!--Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->class Admin_Controller extends CI_Controller {    public function __construct()    {        parent::__construct();    $this->_init_user();            }    //初始化用户    private function _init_user()    {        if(!empty($_SESSION['name']))        {            redirect('management');        }        else        {            redirect('login');        }    }

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PHP code

<!--Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->class Management extends Admin_Controller {    public function index()    {        $this->load->view('management');    }

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PHP code

<!--Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->class Login extends Admin_Controller {    public function index()    {        $this->load->view('login');    }        public function logins()    {        if($_POST['name'] == "admin" && $_POST['passwd'] == "123456")        {            $_SESSION['name'] = $_POST['name'];            redirect('management');        }        else        {            redirect('login');        }    }}

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