Event.observe(window, 'load', loadAccordions, false);

function loadAccordions() {
	var bottomAccordion = new accordion('vertical_container', {
		resizeSpeed : 8,
		classNames : {
		    toggle : 'accordion_toggle',
		    toggleActive : 'accordion_toggle_active',
		    content : 'accordion_content'
		},
		direction : 'vertical',
		onEvent : 'click'
	});
	bottomAccordion.activate($$('#vertical_container .accordion_toggle')[0]);
}