2newfunction

/**
 * count Online User. user_status 0 is offline user, user_status 1 is online user
 * @return Integer The return value shows how many Online User of the time
 *
 */
function counterOnline() {
    $sql_count_visitor = "SELECT Count(DISTINCT users.uniq) from users
                        where user_status='1'
                        ORDER BY
                        users.first_name ASC";
    $exec_count_visit = mysql_query($sql_count_visitor);
    $count_visit = mysql_num_rows($exec_count_visit);
    list($count_visit) = mysql_fetch_row($exec_count_visit);
    return $count_visit;
}

/**
 * count visitors of current user
 * @return Integer The return value shows how many Visitors of current User of the time
 */
function counterVisitor() {

    $sql_count_visitor = "SELECT count(DISTINCT who_visit_myprofile.visiter_id) from who_visit_myprofile
                            where user_id='" . $_SESSION['user'] . "' AND visiter_id!='" . $_SESSION['user'] . "'
                            ORDER BY who_visit_myprofile.`timestamp` DESC";
    $exec_count_visit = mysql_query($sql_count_visitor);
    $count_visit = mysql_num_rows($exec_count_visit);
    list($count_visit) = mysql_fetch_row($exec_count_visit);
    return $count_visit;
}