var Ticker = new Class({
setOptions: function(options) {
	this.options = Object.extend({
		speed: 5000,
		delay: 5000,
		direction: 'vertical',
		onComplete: Class.empty,
		onStart: Class.empty
	}, options || {});
},
initialize: function(el,options){
	this.setOptions(options);
	this.el = $(el);
	this.items = this.el.getElements('li');
	var w = 0;
	var h = 0;
	if(this.options.direction.toLowerCase()=='horizontal') {
		h = this.el.getSize().size.y;
		this.items.each(function(li,index) {
			w += li.getSize().size.x;
		});
	} else {
		w = this.el.getSize().size.x;
		this.items.each(function(li,index) {
			h += li.getSize().size.y;
		});
	}
	this.el.setStyles({
		position: 'absolute',
		top: 0,
		left: 0,
		width: w,
		height: h
	});
	this.fx = new Fx.Styles(this.el,{duration:this.options.speed,onComplete:function() {
		var i = (this.current==0)?this.items.length:this.current;
		this.items[i-1].injectInside(this.el);
		this.el.setStyles({
			left:0,
			top:0
		});
	}.bind(this)});
	this.current = 0;
	this.next();
},
next: function() {
	this.current++;
	if (this.current >= this.items.length) this.current = 0;
	var pos = this.items[this.current];
	this.fx.start({
		top: -pos.offsetTop,
		left: -pos.offsetLeft
	});
	this.next.bind(this).delay(this.options.delay+this.options.speed);
}
});