Please Help, How to show upload progress information

[ganda]

I'm using wampserver, including php 5.25

and i'm try to show the progress upload information

and it always fail, the browser is not responding

I'm already use php_progressbar.dll

please tell me what i had to do, here is the source code:

 

<?php header("Cache-Control: no-cache, must-revalidate"); ?>

 

<!-- The data encoding type, enctype, MUST be specified as below -->

<form action="u.php" method="POST" enctype="multipart/form-data" >

<!-- MAX_FILE_SIZE must precede the file input field -->

<input type="hidden" name="UPLOAD_IDENTIFIER" value="1325a38f55c0b1b4" id="UPLOAD_IDENTIFIER" />

<!-- Name of input element determines name in $_FILES array -->

Send this file: <input name="userfile" type="file" />

<input type="submit" value="Send File" />

 

</form>

 

<code>

 

<?php

/* PUT data comes in on the stdin stream */

 

print_r(uploadprogress_get_info("1325a38f55c0b1b4" ));

$putdata = $_FILES["userfile"]["tmp_name"];

move_uploaded_file($_FILES["userfile"]["tmp_name"],"zzz.dat");

print_r($_FILES)

 

?>

 

Please anyone can help me

 

Thank You

</code>