var request;

function updateRaidCalendar(month, year) {
	httpRequest("GET", "raid_calendar.php5?month="+escape(month)+"&year="+escape(year), true, outputRaidCalendar);
}

function outputRaidCalendar() {
	if( request.readyState == 4 && request.status == 200 ) {
		document.getElementById('RaidCalendar').innerHTML = request.responseText;
	}
}