window.addEvent('domready', function() {
	
	//create our Accordion instance
	var myAccordion = new Accordion($('projectnav'), 'h3.toggler', 'div.element', {
		opacity: false,
		onActive: function(toggler, element){
			toggler.setStyle("background-image", "url(images/tog_on.png)");
			toggler.setStyle("background-repeat", "no-repeat");
		},
		onBackground: function(toggler, element){
			toggler.setStyle("background-image", "url(images/tog_off.png)");
			toggler.setStyle("background-repeat", "no-repeat");
		}
	});
});