<?php
//don't forget to set time limit, because this class eats a lot of time :)
set_time_limit(900);
include("class.webpagesize.php");

$size = new WebpageSize;
//$size->setURLviaProxy("http://www.netscape.com/","proxy.mycompany.com","3128");
$size->setURL("http://www.php.net/");
$size->printResult();

see the result on output.webpagesize.html
?>