var accordion = new Accordion('.service_link a', 'div.service', {
	opacity: false,
	onActive: function(toggler, element){
		toggler.setStyle('color', '#ffffff');
		toggler.setStyle('background-image', 'none');
		toggler.setStyle('background-color', '#77929F');
	},
 
	onBackground: function(toggler, element){
		toggler.setStyle('color', '#484848');
		toggler.setStyle('background-image', 'url(../images/backgrounds/nav-item.gif)');
	}
}, $('copy'));