thorsten / phpMyFAQ

		$valid = false; // value to be returned

		$tag = $dom[$key]['value'];

		$class = array();

		if (isset($dom[$key]['attribute']['class']) AND !empty($dom[$key]['attribute']['class'])) {

			$class = explode(' ', strtolower($dom[$key]['attribute']['class']));

		}

		$id = '';

		if (isset($dom[$key]['attribute']['id']) AND !empty($dom[$key]['attribute']['id'])) {

			$id = strtolower($dom[$key]['attribute']['id']);

			$class = explode(' ', strtolower($dom[$key]['attribute']['class']));

		}

		$id = '';

		if (isset($dom[$key]['attribute']['id']) AND !empty($dom[$key]['attribute']['id'])) {

			$id = strtolower($dom[$key]['attribute']['id']);

		}

		$selector = preg_replace('/([\>\+\~\s]{1})([\.]{1})([^\>\+\~\s]*)/si', '\\1*.\\3', $selector);

		$matches = array();

		if (preg_match_all('/([\>\+\~\s]{1})([a-zA-Z0-9\*]+)([^\>\+\~\s]*)/si', $selector, $matches, PREG_PATTERN_ORDER | PREG_OFFSET_CAPTURE) > 0) {