gmdate

Hi an anyone help here, i have a shoutbox that displays the time with each message but the time is 8 hours behind my time. //here are the headers// header("Expires: ".gmdate("D, d M Y H:i:s")."GMT"); header("Cache-Control: no-cache, must-revalidate"); header("Pragma: no-cache"); I have tried a few things but they didnt work and the coder hasnt replied, i live in Perth Western Australia thankyou!