jQuery.easing.easeOutQuart = function (x, t, b, c, d) {
	return -c * ((t=t/d-1)*t*t*t - 1) + b;
};

jQuery(function( $ ){
	$('#screen').serialScroll({
		target:'#sections',
		items:'li',
		prev:'img.prev',
		next:'img.next',
		axis:'xy',
		duration:700,
		force:true,
			
		onBefore:function( e, elem, $pane, $items, pos ){
			e.preventDefault();
			if( this.blur )
				this.blur();
		},
		onAfter:function( elem ){
		}
	});
	
	$('#slideshow').serialScroll({
		items:'li',
		prev:'#screen2 a.prev',
		next:'#screen2 a.next',
		offset:0,
		start:1,
		duration:1200,
		force:true,
		stop:true,
		lock:false,
		cycle:false,
		easing:'easeOutQuart',
		jump: true
	});
		
	var $news = $('#news-ticker');
	$news.serialScroll({
		items:'div',
		duration:2000,
		force:true,
		axis:'y',
		easing:'linear',
		lazy:true,
		interval:1,
		step:2
	});	
	
	$('#add-news').click(function(){
		var 
			$items = $news.find('div'),
			num = $items.length + 1;
			
		$items.slice(-2).clone().find('h4').each(function(i){
			$(this).text( 'News ' + (num + i) );
		}).end().appendTo($news);
	});
	$('#shuffle-news').click(function(){
		var shuffled = $news.find('div').get().slice(1).sort(function(){
			return Math.round(Math.random())-0.5;
		});
		$(shuffled).appendTo($news);
	});
});