window.addEvent('domready', function () {

	var scroll = new Fx.Scroll('scroll2', {
	wait: false,
	duration: 400,
	offset: {'x': 0, 'y': 0},
	transition: Fx.Transitions.Pow.easeOut
	});

	//var scroll = new Scroller('div', {area: 10, velocity: 1});	
	
	var pro = $('pro');	
	var ant = $('ant');
	var i = 1;
	var limit = 3;
	
	$('pro').addEvent('click', function () {
		i++;
		if(i == limit+1){ i=1; }
		scroll.toElement('list'+i);
	})
	$('ant').addEvent('click', function () {
		i--;
		if(i == 0){ i=limit; }
		scroll.toElement('list'+i);	
		
	})
	
});