dzieki mam

<?
function this_folder_name($path){
if (!$path){$path=$_SERVER['PHP_SELF'];}
$current_directory = dirname($path); $current_directory = str_replace('','/',$current_directory); $current_directory = explode('/,$current_directory);
$current_directory = end($current_directory); return $current_directory;
}
print this_folder_name
(); ?>
dziala, tylko powied zmi dlaczego tutaj pokazuje ostrzezenie ? ..
Warning: Missing argument 1 for this_folder_name(), called in C:\Program Files\xampp\htdocs\poligon\25.11.2007_Wroclaw-Klub_Alibi\dir.php on line 14 and defined in C:\Program Files\xampp\htdocs\poligon\25.11.2007_Wroclaw-Klub_Alibi\dir.php on line 4