public function parseMeta($id)
	{
		$items = array();
		$data = ContentMetadata::model()->findAllByAttributes(array('content_id' => $id));
		foreach ($data as $element)
			$items[$element->key] = $this->isJson($element->value) ? CJSON::decode($element->value) : $element->value;
		
		return $items;
	}