$sql = "select Username, Password, Enabled, Stream+0, Events+0, Control+0, Monitors+0, System+0, MonitorIds from Users where Enabled = 1";
        foreach ( dbFetchAll( $sql ) as $user )
        {
            $now = time();
            for ( $i = 0; $i < 2; $i++, $now -= (60*60) ) // Try for last two hours
            {
                $time = localtime( $now );
                $authKey = ZM_AUTH_HASH_SECRET.$user['Username'].$user['Password'].$remoteAddr.$time[2].$time[3].$time[4].$time[5];
                $authHash = md5( $authKey );

                if ( $auth == $authHash )
                {
                    return( $user );
                }
            }
        }