direct linking redirect (for split testing affiliate link)
<script language="javascript">
$(document).ready(function() {
window.location.href = "go.php";
});
</script>
<?
$urls = array(
"http://www.affiliateurl1.com",
"http://www.affiliateurl2.com",
"http://www.affiliateurl3.com",
"http://www.affiliateurl4.com");
$url = $urls[array_rand($urls)];
$destination = "Location: $url";
header($destination);
?>