HomeAction::addNav PHP Method

    public function addNav()
    {
        $appname = t($_REQUEST['appname']);
        $url = t($_REQUEST['url']);
        if (is_array($this->navList)) {
            $this->navList[$appname] = $url;
        } else {
            $this->navList = array($appname => $url);
        }
        model('Xdata')->put('admin_nav:top', $this->navList);
    }