window.addEvent('domready', function() {
	
	//create our Accordion instance
	var myAccordion = new Accordion($('accordion'), 'h3.toggler', 'div.element', {
		opacity: 50, display: false, alwaysHide: true,
		onActive: function(toggler, element){
			toggler.setStyle('color', '#FFFF00');
		},
		onBackground: function(toggler, element){
			toggler.setStyle('color', '#FFFFFF');
		}
	});

	//add click event to the "add section" link
	$('add_section').addEvent('click', function(event) {
		event.stop();
		
		// create toggler
		var toggler = new Element('h3', {
			'class': 'toggler',
			'html': 'Common descent'
		});
		
		// create content
		var content = new Element('div', {
			'class': 'element',
			'html': '<p>A group of organisms is said to have common descent</p>'
		});
		
		// position for the new section
		var position = 0;
		
		// add the section to our myAccordion using the addSection method
		myAccordion.addSection(toggler, content, position);
	});

	//First Example
	var el = $('colorato'),
		color = el.getStyle('backgroundColor');
	
	// We are setting the opacity of the element to 0.5 and adding two events
	$('colorato').set('opacity', 0.5).addEvents({
		mouseenter: function(){
			// This morphes the opacity and backgroundColor
			this.morph({
				'opacity': 1,
				'background-color': '#c6d880'
			});
		},
		mouseleave: function(){
			// Morphes back to the original style
			this.morph({
				opacity: 0.5,
				backgroundColor: color
			});
		}
	});
});