function set_url( $url = '' )
	{
		parse_str( parse_url( $url, PHP_URL_QUERY ), $parameters );
		$GLOBALS['output'] =& $parameters;
	}
	
	function parametre($key)
	{
		if( isset($GLOBALS['output'][$key]) )
			return $GLOBALS['output'][$key];
		return false;
	}
	
	$url = "http://www.google.com/index.php?route=product/category&path=915";
	set_url($url);
	echo parametre('path');
	// çıktı ; 915