var boxes = [];
var triggers = [];
var active = false;

function initAccordion() {
		var _box = $('accordion');
		if (_box)
		{
		    if(_box.getElements == undefined) return false;
			var els = _box.getElements("li");
			els.each(function(el, i) {
				if (el.getElements("div").length)
				{
					boxes.push(el.getElements("div")[0]);
					triggers.push(el.getElements("a")[0]);
					if (el.className.indexOf("sub") != -1)
					{
						active = boxes.length-1;
					}
				}
			}, this);
			if (boxes.length && triggers.length)
			{
				var accordion = new Accordion(triggers, boxes, {
					opacity: false,
					display: active,
					onActive: function(toggler, element){
						if (toggler.parentNode.className.indexOf("sub") == -1)
						{
							toggler.parentNode.className += " sub";
						}
					},
					onBackground: function(toggler, element){
						toggler.parentNode.className = toggler.parentNode.className.replace("sub", "");
					}
				}, _box);
			}
		}	
}

if (window.addEventListener) {
	window.addEventListener("load", initAccordion, false);
}
else if (window.attachEvent) {
	window.attachEvent("onload", initAccordion);
}