ulli Fx.Accordion :P.js

window.addEvent('domready', function(){
	
	/* # Turns ul/li list into an Accordion, using MooTools 1.2.4.4
	<ul>
		<li><a href="#">Link A</a></li>
		<li><a href="#">Link B</a></li>
		<li class="active">
			<a href="#">Link C</a>
			<ul>
				<li><a href="#">Sub A</a></li>
				<li><a href="#">Sub B</a></li>
				<li class="active"><a href="#">Sub C</a></li>
			</ul>
		</li>
		<li>
			<a href="#">Link D</a>
			<ul>
				<li><a href="#">Sub A</a></li>
				<li><a href="#">Sub B</a></li>
			</ul>
		</li>
	</ul>
	*/
	
	var nav = document.id('nav').getElement('ul'),
		subnav = nav.getElements('ul'),
		subnavParents = subnav.getParent('li'),
		tabs = subnavParents.getChildren('a'),
		active = -1;

	subnavParents.each(function(el, i){
		el.getElement('a').addEvent('click', function(e){
			e.preventDefault();
		});
		if (el.getElement('li.active')) active = i;
	});

	new Fx.Accordion(nav, tabs, subnav, {
		display: active,
		initialDisplayFx: false
	});
	
});