// ******************* Feature Show for Serv-U *******************
	//easing equation, borrowed from jQuery easing plugin
	//http://gsgd.co.uk/sandbox/jquery/easing/
	$.easing.easeOutQuart = function (x, t, b, c, d) {
		return -c * ((t=t/d-1)*t*t*t - 1) + b;
	};
	LoadingImg1 = new Image();
	LoadingImg1.src = "./images/FS-Previous-on.gif";
	LoadingImg2 = new Image();
	LoadingImg2.src = "./images/FS-Previous-off.gif";
	LoadingImg3 = new Image();
	LoadingImg3.src = "./images/FS-Next-on.gif";
	LoadingImg4 = new Image();
	LoadingImg4.src = "./images/FS-Next-off.gif";

	jQuery(function( $ ){
		/**
		 * Most jQuery.serialScroll's settings, actually belong to jQuery.ScrollTo, check it's demo for an example of each option.
		 * @see http://flesler.webs.com/jQuery.ScrollTo/
		 * You can use EVERY single setting of jQuery.ScrollTo, in the settings hash you send to jQuery.serialScroll.
		 */
		
		/**
		 * The plugin binds 6 events to the container to allow external manipulation.
		 * prev, next, goto, start, stop and notify
		 * You use them like this: $(your_container).trigger('next'), $(your_container).trigger('goto', [5]) (0-based index).
		 * If for some odd reason, the element already has any of these events bound, trigger it with the namespace.
		 */		
		
		/**
		 * IMPORTANT: this call to the plugin specifies ALL the settings (plus some of jQuery.ScrollTo)
		 * This is done so you can see them. You DON'T need to specify them all.
		 * A 'target' is specified, that means that #screen is the context for target, prev, next and navigation.
		 */
	 	document.getElementById("FeatureNext-HL").onmouseover = function(){
			this.style.backgroundColor='#b8e364';
		};
		
		document.getElementById("FeatureNext-HL").onmouseout = function(){
			this.style.backgroundColor='transparent';
		};
		
		$('#screen').serialScroll({
			target:'#sections',
			items:'li.Feature', //selector to the items ( relative to the matched elements, '#sections' in this case )
			prev:'div.prev',//selector to the 'prev' button (absolute!, meaning it's relative to the document)
			next:'div.next',//selector to the 'next' button (absolute too)
			axis:'x',//the default is 'y'
			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)
			duration:700,//length of the animation (if you scroll 2 axes and use queue, then each axis take half this time)
			start: 0, //on which element (index) to begin ( 0 is the default, redundant in this case )
			force:true, //force a scroll to the element specified by 'start' (some browsers don't reset on refreshes)
			cycle:false,//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:false, //it's the number of milliseconds to automatically go to the next
			navigation:false, //'#navigation li',
			constant:true,
			onBefore:function( e, elem, $pane, $items, pos ){
				nMaxScrollTo = ($items.length - 1);
				
				
					
				if(pos >= 1){
					document.getElementById("FeaturePrev-img").style.cursor = "pointer";
					document.getElementById("FeaturePrev-img").src = "./images/FS-Previous-on.gif";
					document.getElementById("FeaturePrev-HL").onmouseover = function(){
						this.style.backgroundColor='#b8e364';
					};
					
					document.getElementById("FeaturePrev-HL").onmouseout = function(){
						this.style.backgroundColor='transparent';
					};
				} // if
				else if(pos == 0){
					document.getElementById("FeaturePrev-img").style.cursor = "auto";
					document.getElementById("FeaturePrev-img").src = "./images/FS-Previous-off.gif";
					document.getElementById("FeaturePrev-HL").style.backgroundColor='transparent';
					document.getElementById("FeaturePrev-HL").onmouseover = function(){
						this.style.backgroundColor='transparent';
					};
					
					document.getElementById("FeaturePrev-HL").onmouseout = function(){
						this.style.backgroundColor='transparent';
					};
				} //else if
				if(pos == nMaxScrollTo){
					document.getElementById("FeatureNext-img").style.cursor = "auto";
					document.getElementById("FeatureNext-img").src = "./images/FS-Next-off.gif";
					document.getElementById("FeatureNext-HL").style.backgroundColor='transparent';

					document.getElementById("FeatureNext-HL").onmouseover = function(){
						this.style.backgroundColor='transparent';
					};
					
					document.getElementById("FeatureNext-HL").onmouseout = function(){
						this.style.backgroundColor='transparent';
					};
				} // if
				else{
					document.getElementById("FeatureNext-img").style.cursor = "pointer";
					document.getElementById("FeatureNext-img").src = "./images/FS-Next-on.gif";

					document.getElementById("FeatureNext-HL").onmouseover = function(){
						this.style.backgroundColor='#b8e364';
					};
					
					document.getElementById("FeatureNext-HL").onmouseout = function(){
						this.style.backgroundColor='transparent';
					};
				} // else	
				/**
				 * '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',
			axis:'x',
			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:700,
			force:true,
			axis:'y',
			lazy:true,//NOTE: it's set to true, meaning you can add/remove/reorder items and the changes are taken into account.
			interval:5000, //yeah! I now added auto-scrolling
			step:2 //scroll 2 news each time
		});	
		
		
	});