add date_default_timezone_set() to line 1 of your pages to force the timezone:
<?php date_default_timezone_set("Europe/London"); ?>
http://us1.php.net/date_default_timezone_set
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.