I Need A Random Image Script...+REP

I Havnt tried looking coz im too lazy :P
Doesnt anyone know of any random image script that i could like use for a random affiliate thing ?

Thanks +REP to all those that deserve it :D

PHP Code:

---

 <?php
$images = 10; //number of images to be displayed
$path = "shotrotation/"; //this is the path to the folder where 
//the images are stored.
$random = rand(1,$images); 
echo "<img src=$path"."$random".".jpg"." border='0'>" 
?>

---

I Owe u rep. i need to spread 1st :P