Canonical Link Element

<link rel="canonical" href="http://www.seo-creare.co.uk<?php echo str_replace("/index.php", "/",$_SERVER['REQUEST_URI']); ?>" />

Update 01/04/10

<link rel="canonical" href="http://www.seo-creare.co.uk<?php echo str_replace("index.php", "", preg_replace("/\?[\w&\-\_\=]+/","",$_SERVER['REQUEST_URI']));?>" />