function dd(id) {
	var d = document;
	var btid = ("bt" + id);
	var ddid = ("dd" + id);
	d.getElementById(ddid).style.display = "block";
	d.getElementById(ddid).onmouseover = function() {
		d.getElementById(ddid).style.display = "block";
		d.getElementById(btid).style.backgroundPosition = "0 25px"
	}
	d.getElementById(btid).onmouseout = function() {
		d.getElementById(ddid).style.display = "none"
	}
	d.getElementById(ddid).onmouseout = function() {
		d.getElementById(ddid).style.display = "none";
		d.getElementById(btid).style.backgroundPosition = "0 0"
	}
}

function toggleCalendar() {
	var d = document;
	if (d.getElementById('calendarBase').style.display == "none") {
		if (d.getElementById('calendarFrame').src != "http://host2.evanced.info/ritter/evanced/eventcalendar.asp") {
			d.getElementById('calendarFrame').src = "http://host2.evanced.info/ritter/evanced/eventcalendar.asp";
		}
		d.getElementById('calendarBase').style.display = "block";
	} else {
		d.getElementById('calendarBase').style.display = "none";
	}
}
function toggleCalendarEvent(eventLoc) {
	var d = document;
	if (d.getElementById('calendarBase').style.display == "none") {
		d.getElementById('calendarFrame').src = eventLoc;
		d.getElementById('calendarBase').style.display = "block";
	} else {
		d.getElementById('calendarBase').style.display = "none";
	}
}
function toggleCatalog() {
	var d = document;
	if (d.getElementById('catalogBase').style.display == "none") {
		d.getElementById('catalogBase').style.display = "block";
	} else {
		d.getElementById('catalogBase').style.display = "none";
	}
}