public static function addStyle($href, $media = 'screen', $rel = 'stylesheet', $type = 'text/css')
{
if (empty($href) || empty($media) || empty($rel) || empty($type)) {
return;
}
if (!is_array(self::$styleCollection)) {
self::$styleCollection = array();
}
self::$styleCollection[] = array('href' => $href, 'media' => $media, 'rel' => $rel, 'type' => $type);
}
