function chkMessage() {
    if (document.guestbook.name.value == "") {
        alert(EnoName);
        document.guestbook.name.focus();
        return false;
    } else if (document.guestbook.message.value == "") {
        alert(EnoMessage);
        document.guestbook.message.focus();
        return false;
    }
	return true;
}