// Easing equation, borrowed from jQuery easing plugin
	// http://gsgd.co.uk/sandbox/jquery/easing/
	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', // Selector to the items ( relative to the matched elements, '#sections' in this case )
			prev:'img.prev',// Selector to the 'prev' button (absolute!, meaning it's relative to the document)
			next:'img.next',// Selector to the 'next' button (absolute too)
			axis:'xy',// The default is 'y' scroll on both ways
			navigation:'#navigation li a',
			duration:700,// Length of the animation (if you scroll 2 axes and use queue, then each axis take half this time)
			force:true, // Force a scroll to the element specified by 'start' (some browsers don't reset on refreshes)
			
			//queue:false,// We scroll on both axes, scroll both at the same time.
			//event:'click',// On which event to react (click is the default, you probably won't need to specify it)
			//stop:false,// Each click will stop any previous animations of the target. (false by default)
			//lock:true, // Ignore events if already animating (true by default)		
			//start: 0, // On which element (index) to begin ( 0 is the default, redundant in this case )		
			//cycle:true,// Cycle endlessly ( constant velocity, true is the default )
			//step:1, // How many items to scroll each time ( 1 is the default, no need to specify )
			//jump:false, // If true, items become clickable (or w/e 'event' is, and when activated, the pane scrolls to them)
			//lazy:false,// (default) if true, the plugin looks for the items on each event(allows AJAX or JS content, or reordering)
			//interval:1000, // It's the number of milliseconds to automatically go to the next
			//constant:true, // constant speed
			
			onBefore:function( e, elem, $pane, $items, pos ){
				/**
				 * 'this' is the triggered element 
				 * e is the event object
				 * elem is the element we'll be scrolling to
				 * $pane is the element being scrolled
				 * $items is the items collection at this moment
				 * pos is the position of elem in the collection
				 * if it returns false, the event will be ignored
				 */
				 //those arguments with a $ are jqueryfied, elem isn't.
				e.preventDefault();
				if( this.blur )
					this.blur();
			},
			onAfter:function( elem ){
				//'this' is the element being scrolled ($pane) not jqueryfied
			}
		});
		
		/**
		 * No need to have only one element in view, you can use it for slideshows or similar.
		 * In this case, clicking the images, scrolls to them.
		 * No target in this case, so the selectors are absolute.
		 */
		
		$('#slideshow').serialScroll({
			items:'li',
			prev:'#screen2 a.prev',
			next:'#screen2 a.next',
			offset:-230, //when scrolling to photo, stop 230 before reaching it (from the left)
			start:1, //as we are centering it, start at the 2nd
			duration:1200,
			force:true,
			stop:true,
			lock:false,
			cycle:false, //don't pull back once you reach the end
			easing:'easeOutQuart', //use this easing equation for a funny effect
			jump: true //click on the images to scroll to them
		});
		
		/**
		 * The call below, is just to show that you are not restricted to prev/next buttons
		 * In this case, the plugin will react to a custom event on the container
		 * You can trigger the event from the outside.
		 */
		
		var $news = $('#news-ticker');//we'll re use it a lot, so better save it to a var.
		$news.serialScroll({
			items:'div',
			duration:14000,
			force:true,
			axis:'y',
			easing:'linear',
			lazy:true,// NOTE: it's set to true, meaning you can add/remove/reorder items and the changes are taken into account.
			interval:1, // yeah! I now added auto-scrolling
			step:2 // scroll 2 news each time
		});	
		
		/**
		 * The following you don't need to see, is just for the "Add 2 Items" and "Shuffle"" buttons
		 * These exemplify the use of the option 'lazy'.
		 */
		$('#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(){//don't shuffle the first, don't wanna deal with css
			var shuffled = $news.find('div').get().slice(1).sort(function(){
				return Math.round(Math.random())-0.5;//just a random number between -0.5 and 0.5
			});
			$(shuffled).appendTo($news);//add them all reordered
		});
	});