function handler(ev)
{
	switch (ev.type) {
        case "mw_logon":
        case "mw_logoff":
        case "talker_join":
        case "talker_leave":
                onoff = ev.data;
		t = new Date(onoff.unixtime * 1000);
		mw.print("onoff event at: " + t);
		break;
	}
	return true;
}
mw.onevent.push(handler);