function file_directory_path($scheme = 'public') {
  return file_stream_wrapper_get_instance_by_scheme($scheme)->getDirectoryPath();
}

if (arg(0) == 'node' && is_numeric(arg(1))) $nodeid = arg(1);
if($nodeid){
$obj = node_load($nodeid);
$items = field_get_items('node', $obj, 'field_image');
//echo count($items);
	if($items){
	global $base_url;
	$a=0;
		while($a<count($items))
		{
			echo  $base_url."/".file_directory_path()."/".file_uri_target($items[$a]['uri'])."\n";
			$a++;
		}
	}
}