window.addEvent('domready', function(){
									 var divid = "post";
					var scrollto = 2;
			var scroll = new Fx.Scroll('contentHolder', {
				wait: false,
				duration: 500,
				offset: {'x': 0, 'y': 0},
				transition: Fx.Transitions.Quad.easeInOut
			});
			
			$('next').addEvent('click', function(event) {
                                event = new Event(event).stop();
				scroll.toElement(divid + scrollto.toString());
                                scrollto++;
			});

                        $('previous').addEvent('click', function(event) {
				event = new Event(event).stop();
                                var scrolltoprev = scrollto-2
				scroll.toElement(divid + scrolltoprev.toString());
                                scrollto--;
			});
});