public function getLink($page, $header = null)
    {
        $id = preg_replace('/[^a-z0-9\/]+/i', '', $page);
        $link = $this->getBaseUrl() . '/' . $id;

        if ($header !== null) {
            $link .= '#' . $this->createId($header);
        } else if ($id == 'index') {
            $link = $this->getBaseUrl();
        }

        return $link;
    }