PHP IMAP Gmail

<?php

define('SERVER', "{imap.gmail.com:993/imap/ssl}INBOX");

class gmail {
    var $oMailBox;
    var $sUser;
    var $sPassword;


    function gmail($user, $password) {
        $this->sUser = $user;
        $this->sPassword = $password;

        $this->oMailBox = imap_open (SERVER, $this->sUser, $this->sPassword)
            or die("can't connect: " . imap_last_error());
    }

    function countUnread() {
        if ($oMailBox !== FALSE) {
            $oStatus = imap_status($this->oMailBox, SERVER, SA_UNSEEN);
            return $oStatus->unseen;
        }
    }

    function disconnect() {
        return imap_close($this->oMailBox);
    }
}


?>