<?php

// Force no caching
header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT"); 
header("Cache-Control: no-store, no-cache, must-revalidate");
header("Cache-Control: post-check=0, pre-check=0", false);
header("Pragma: no-cache");
header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
header("Content-Type: image");








//****************** CHANGE THIS PART **************************
//Add lines to add images

$pic = array(
 "1.jpg",
 "2.jpg",
 "3.jpg"
);


//**************************************************************













$rpic = $pic[mt_rand(0, count($pic)-1)];

header("Content-Length: ".filesize($rpic));
header("Content-Type: image");

$fp = fopen($rpic, 'rb');
fpassthru($fp);
fclose($fp);

?>