<?php
$readname = 'thumbnail/'.$_GET['filename'];
$savename = 'thumb/'.$_GET['filename'];

include_once('ThumbBase.inc.php');
include_once('GdThumb.inc.php');

$thumb = new GdThumb($readname);

$thumb->resize($_GET['width'],$_GET['height']);

if(!is_dir('thumb')){
    umask(0);
    mkdir('thumb', 0777);
}

$thumb->save($savename);

$thumb->show();

$thumb->destruct();

exit;
?>