var Growl = new Class({

	version: '0.0.1',
	
	options: {
		delay: 3,
		opacity: .7,
		onClick: function(el) { alert('deleting this'); }
	},
	
	initialize: function(options){
		this.setOptions(options);
		this.list = new Element('ul', {'class': 'growl'}).injectInside(document.body);
	},
	
	add: function(message, type){
		var msg = new Element('li', {'class': 'growl-'+type})
			.setHTML(message)
			.addEvent('click', function(){
				this.remove();
			})
			.injectInside(this.list);
		msg.fireEvent.delay(this.options.delay, msg, 'click');
	}
});

Growl.implement(new Events);
Growl.implement(new Options);