Event.observe(window, 'load', loadAccordions, false);
function loadAccordions() {
	var topAccordion = new accordion('portfolioDiv', {
		classNames : {
			toggle : 'portfolioTab',
			toggleActive : 'portfolioTab_active',
			content : 'portfolioContent'
		},
		defaultSize : {
			height : 160,
			width : 410
		},
		direction : 'horizontal'
	});
	topAccordion.activate($$('#portfolioDiv .portfolioTab')[2]);
}