public function index()
{
$this->checkLogin(false);
$login_user = session("login_user");
$this->assign("login_user", $login_user);
if (LANG_SET == 'en-us') {
$demo_url = "http://www.showdoc.cc/demo-en";
$help_url = "http://www.showdoc.cc/help-en";
$creator_url = "https://github.com/star7th";
} else {
$demo_url = "http://www.showdoc.cc/demo";
$help_url = "http://www.showdoc.cc/help";
$creator_url = "http://blog.star7th.com/";
}
$this->assign("demo_url", $demo_url);
$this->assign("help_url", $help_url);
$this->assign("creator_url", $creator_url);
$this->display();
}