File Upload Skript oder gutes Tutorial

[Shredder]

Das ist der Code:

<?php
if (isset($textupload)) {
 $store_text=move_uploaded_file($userfile,"texts/$userfile_name");
 if ($store_text) print "Avatar gespeichert!";
 print $file_size;
}
?>
<form name="text" action="textupload.php" method="post" enctype="multipart/form-data">
 <input type="hidden" name="max_file_size" value="10000" />
 <input type="file" name="textpic" />
  <br />
 <input type="submit" value="Speichern" name="textupload" />
</form>