Как уменьшить число фото в модуле 5 последних объявлений? - MarketPlace

   $database->setQuery ("SELECT a.id, a.category, a.ad_headline, a.ad_condition, date_format ( a.date_created, '%d.%m.%Y' ) AS af_date, b.name"
			. "\n FROM #__marketplace_ads AS a, "
			. "\n #__marketplace_categories AS b WHERE b.published='1' AND a.published='1' AND a.category = b.id AND a.ad_image > '0'"
			. "\n ORDER BY a.id DESC "
			. "\n LIMIT 5 ");