// iepp v2.1pre @jon_neal & @aFarkas github.com/aFarkas/iepp
// html5shiv @rem remysharp.com/html5-enabling-script
// Dual licensed under the MIT or GPL Version 2 licenses
/*@cc_on(function(a,b){function r(a){var b=-1;while(++b<f)a.createElement(e[b])}if(!window.attachEvent||!b.createStyleSheet||!function(){var a=document.createElement("div");return a.innerHTML="<elem></elem>",a.childNodes.length!==1}())return;a.iepp=a.iepp||{};var c=a.iepp,d=c.html5elements||"abbr|article|aside|audio|canvas|datalist|details|figcaption|figure|footer|header|hgroup|mark|meter|nav|output|progress|section|subline|summary|time|video",e=d.split("|"),f=e.length,g=new RegExp("(^|\\s)("+d+")","gi"),h=new RegExp("<(/*)("+d+")","gi"),i=/^\s*[\{\}]\s*$/,j=new RegExp("(^|[^\\n]*?\\s)("+d+")([^\\n]*)({[\\n\\w\\W]*?})","gi"),k=b.createDocumentFragment(),l=b.documentElement,m=b.getElementsByTagName("script")[0].parentNode,n=b.createElement("body"),o=b.createElement("style"),p=/print|all/,q;c.getCSS=function(a,b){try{if(a+""===undefined)return""}catch(d){return""}var e=-1,f=a.length,g,h=[];while(++e<f){g=a[e];if(g.disabled)continue;b=g.media||b,p.test(b)&&h.push(c.getCSS(g.imports,b),g.cssText),b="all"}return h.join("")},c.parseCSS=function(a){var b=[],c;while((c=j.exec(a))!=null)b.push(((i.exec(c[1])?"\n":c[1])+c[2]+c[3]).replace(g,"$1.iepp-$2")+c[4]);return b.join("\n")},c.writeHTML=function(){var a=-1;q=q||b.body;while(++a<f){var c=b.getElementsByTagName(e[a]),d=c.length,g=-1;while(++g<d)c[g].className.indexOf("iepp-")<0&&(c[g].className+=" iepp-"+e[a])}k.appendChild(q),l.appendChild(n),n.className=q.className,n.id=q.id,n.innerHTML=q.innerHTML.replace(h,"<$1font")},c._beforePrint=function(){if(c.disablePP)return;o.styleSheet.cssText=c.parseCSS(c.getCSS(b.styleSheets,"all")),c.writeHTML()},c.restoreHTML=function(){if(c.disablePP)return;n.swapNode(q)},c._afterPrint=function(){c.restoreHTML(),o.styleSheet.cssText=""},r(b),r(k);if(c.disablePP)return;m.insertBefore(o,m.firstChild),o.media="print",o.className="iepp-printshim",a.attachEvent("onbeforeprint",c._beforePrint),a.attachEvent("onafterprint",c._afterPrint)})(this,document)@*/

$(window).load(initW);
$(function(){
	initLandingPage();
	initHideNav();
	initBgBodyResize();
	initSelectedClass();
	if (!$('link[href^="/Admin/ICE/bundles/"]').length) VSA_initScrollbars();
});

function initSelectedClass(){
	var windowUrl = window.location.href;
	$('#nav li').each(function(){
		var holder = $(this);
		var link = holder.find('>a');
		var href = link.attr('href'); 
		var index = windowUrl.indexOf(href);
		if (index != -1) {
			if (windowUrl.charAt(index+href.length) == '/' || windowUrl.charAt(index+href.length) == '') {
				holder.addClass('selected');	
			}
		}
	});
}

function initW(){
	$('#nav > div > ul > li').each(function(){
		var holder = $(this);
		var drop = $('>ul',holder);
		var lis = $('>li',drop);
		var maxW = 0;
		lis.each(function(){
			var li = $(this);
			li.css({display:'block'});
			var width = li.outerWidth();
			if (width > maxW) maxW = width;
		});
		drop.css({left:holder.outerWidth()/2-maxW/2});
		lis.removeAttr('style').width(maxW);
	});
}

function initBgBodyResize(){
	var img = document.getElementById('bg-body');
	if (img) imageStretcher.stretch(img);
}

function initHideNav(){
	var hideLink = $('div.hide-link > a');
	var navHolder = $('div.nav-holder');
	var nav = $('#nav');
	
	hideLink.click(function(){
		if (nav.is(':animated')) return false;
		if (hideLink.hasClass('closed')) {
			nav.animate({marginTop:0},350,function(){
				navHolder.css({overflow:'visible',height:'auto'});
			});
			hideLink.removeClass('closed');
			hideLink.text('hide menu');
		} else {
			var h = navHolder.height();
			navHolder.css({overflow:'hidden',height:h});
			nav.animate({marginTop:-h},350);
			hideLink.addClass('closed');
			hideLink.text('show menu');
		}
		return false;
	});
}


function initLandingPage(){
	if (!$('body').hasClass('landing')) return;
	
	var header = $('#header');
	var navHolder = $('div.nav-holder',header);
	var nav = $('#nav');
	var text = $('div.footer-holder');
	var headerH;
	var navH;
	header.show();
	headerH = header.outerHeight();
	navH = nav.outerHeight();
	navHolder.css({overflow:'hidden'});
	header.css({marginTop:-headerH});
	nav.css({marginTop:-navH});
	
	setTimeout(FirstStep,1000);

	function FirstStep(){
		header.css({display:'block'}).animate({marginTop:0},{duration:1000,easing:'swing',complete:function(){
			setTimeout(SecondStep,500);			
		}});
	}

	function SecondStep(){
		nav.animate({marginTop:0},500,function(){
			navHolder.css({overflow:'visible'});
		});
		text.fadeIn(1000);
	}
}

function initGallery(XML_GALLERY_URL){
	var slideshow = $('<ul class="slideshow">');
	var gallery = $('div.gallery');
	var caption = $('div.gallery-caption',gallery);
	var galleryHolder = $('div.gallery-holder',gallery);
	var galleryList = $('<ul>');
	
	$.ajax({
		url:XML_GALLERY_URL,
		dataType:'xml',
		success:function(msg){
			msg = $(msg);
			var imagePath = msg.find('album').attr('lgpath')
			msg.find('img').each(function(){
				var img = $(this);
				var src = imagePath+img.attr('src');
				var alt = img.attr('alt');
				$('<li><img src="images/none.gif" rel="'+src+'" alt="'+alt+'" /></li>').appendTo(slideshow);
				$('<li><a href="#"><img src="'+src+'?Action=thumbnail&Width=69&Height=52&algorithm=fill_proportional" alt="'+alt+'" /></a></li>').appendTo(galleryList);
			});
			$('body').append(slideshow);
			galleryHolder.append(galleryList);
			slideshow.slideshow({
				pagingHolder:$('div.gallery-holder'),
				onChange:function(nextSlide){
					var alt = nextSlide.find('img').attr('alt');
					if (alt && alt != 'undefined') {
						caption.show();
						caption.text(alt);
					} else {
						caption.hide();
					}
				}
			});
			gallery.scrollGallery();
		},
		error:function(){
			alert('ajax error');
		}
	});
}

// image stretcher module
var imageStretcher = (function(){
	var windowWidth, windowHeight, images = [];
	function addImage(img) {
		recalcSize();
		images.push(img);
		if(img.complete) {
			getRatio(img, resizeImage);
		} else {
			img.onload = function(){
				getRatio(img, resizeImage);
				img.onload = null;
			}
			img.src = img.src; // IE Fix
		}
	}
	function removeImage(img) {
		for(var i=0; i<images.length; i++) {
			if(images[i] === img) {
				images.splice(i,1);
				return;
			}
		}
	}
	function getRatio(img, cb) {
		img.style['msInterpolationMode'] = 'bicubic'; // IE7 fix
		var newImg = new Image();
		newImg.onload = function() {
			img.ratio = newImg.width / newImg.height;
			if(typeof cb === 'function') cb.apply(img)
			newImg.onload = null;
		}
		newImg.src = img.src;
	}
	function resizeImage(img) {
		var _ratio = this.ratio;
		var _slideWidth = windowWidth;
		var _slideHeight = _slideWidth/_ratio;
		if(_slideHeight < windowHeight) {
			_slideHeight = windowHeight;
			_slideWidth = _slideHeight * _ratio;
		}
		this.style.width = _slideWidth+'px';
		this.style.height = _slideHeight+'px';
		this.style.top = (windowHeight-_slideHeight)/2+'px';
		this.style.left = (windowWidth-_slideWidth)/2+'px';
	}
	function recalcSize() {
		windowWidth = getClientWidth();
		windowHeight = getClientHeight();
	}
	function handleResize() {
		recalcSize();
		for(var i=0; i<images.length; i++) resizeImage.apply(images[i]);
	}
	addHandler(window, 'resize', handleResize);

	// util functions
	function addHandler(object, event, handler) {
		if (typeof object.addEventListener != 'undefined') object.addEventListener(event, handler, false);
		else if (typeof object.attachEvent != 'undefined') object.attachEvent('on' + event, handler);
	}
	function getClientWidth(){return window.document.compatMode === 'CSS1Compat' && window.document.documentElement['clientWidth'] || window.document.body['clientWidth']}
	function getClientHeight(){return window.document.compatMode === 'CSS1Compat' && window.document.documentElement['clientHeight'] || window.document.body['clientHeight']}

	// methods
	return {
		stretch: addImage,
		unstretch: removeImage
	}
})();

//create jQuery plugin
$.fn.slideshow = function(options){return new slideshow(this, options);}

//constructor
function slideshow(obj, options){this.init(obj,options)}

//prototype
slideshow.prototype = {
	init:function(obj, options) {
		this.options = $.extend({
			slides:'>li',
			nextBtn:false,
			prevBtn:false,
			pagingHolder:'div.switcher',
			pagingTag:'li',
			createPaging:false,
			autoPlay:false,
			dynamicLoad:'img',
			imgAttr:'rel',
			imgScale:true,
			windowResize:true,
			effect:'fade',//fade, slideX, slideY,
			startSlide:false,
			switchTime:7000,
			animSpeed:700,
			autoHeight:false,
			onChange:null
		},options);
		
		this.mainHolder = $(obj);
		this.slides = $(this.options.slides,this.mainHolder);		
		this.nextBtn = $(this.options.nextBtn,this.mainHolder);
		this.prevBtn = $(this.options.prevBtn,this.mainHolder);
		this.dynamicLoad = this.options.dynamicLoad;
		this.imgAttr = this.options.imgAttr;
		this.animSpeed = this.options.animSpeed;
		this.switchTime = this.options.switchTime;
		this.effect = this.options.effect;
		this.autoPlay = this.options.autoPlay;
		this.imgScale = this.options.imgScale;
		this.windowResize = this.options.windowResize;
		this.previous = -1;
		this.loadingFrame = 1;
		this.busy = false;
		this.direction = 1;
		this.timer;
		this.pagingArray = new Array;
		this.loadArray = new Array;
		this.preloader = new Array;
		this.scaleImages = new Array;
		this.slidesParent = this.slides.eq(0).parent();
		this.window = $(window);
		
		;(function(){
			//start slide
			if (this.options.startSlide) this.current = this.options.startSlide
			else {
				var active = -1;
				for(var i = 0; i< this.slides.length-1; i++) {
					if (this.slides.eq(i).hasClass('active')) {
						active = i;
						break;						
					}
				}
				if (active != -1) this.current = active;
				else this.current = 0;
			}
			//scale
			if (this.imgScale) {
				if (this.windowResize) this.scaleHolder = this.window;
				else this.scaleHolder = this.slidesParent;
				this.resizeHolder();
			}
			//images
			for(var i = 0; i< this.slides.length; i++) {
				var slide = this.slides.eq(i);
				slide.data('images',slide.find(this.options.dynamicLoad));
			}
		}).apply(this);
		
		//init
		this.initPaging();
		this.setStyles();
		this.bindEvents();
		this.showSlide();
	},
	
	initPaging:function(){
		var obj = this;
		
		if (typeof this.options.pagingHolder === 'object') this.pagingHolder = this.options.pagingHolder;
		else this.pagingHolder = $(this.options.pagingHolder,this.mainHolder);
		
		if (this.options.createPaging) {
			this.pagingHolder.each(function(i){
				var _this = $(this);
				_this.empty();
				var list = $('<ul>');
				for (var i = 0; i < obj.slides.length; i++) $('<li><a href="#">' + (i + 1) + '</a></li>').appendTo(list);
				_this.append(list);
			});
		}
		
		this.paging = $(this.options.pagingTag, this.pagingHolder);
		var ratio = Math.ceil(this.paging.length / this.slides.length);
		for (var i = 0; i < ratio; i++) {
			this.pagingArray.push(this.paging.slice(i*this.slides.length, (i*this.slides.length)+this.slides.length));
		}
	},
	
	setStyles:function(){
		//loader
		if (this.dynamicLoad) {
			this.loader = $('<div class="loader">');
			this.loaderDiv = $('<div>').appendTo(this.loader)
			this.loader.append(this.loaderDiv).appendTo(this.slidesParent);
		}
		
		//slides
		if (this.effect == 'fade') {
			this.slides.css({display:'none'});
			this.slides.eq(this.current).css({display:'block'});
		} else if (this.effect == 'slideX'){
			this.slides.css({display: 'none',left:-this.slideW});
			this.slides.eq(this.current).css({display:'block',left:0});
		} else if (this.effect == 'slideY'){
			this.slides.css({display:'none',top:-this.slideH});
			this.slides.eq(this.current).css({display:'block',top:0});
		}
		
		if (this.options.autoHeight) this.slidesParent.css({
			height:this.slides.eq(this.current).height()
		})
	},
	
	bindEvents:function(){
		var obj = this;
		this.nextBtn.bind('click',function(){
			if (!obj.busy) obj.nextSlide();
			return false;
		});
		
		this.prevBtn.bind('click',function(){
			if (!obj.busy) obj.prevSlide();
			return false;
		});
		
		for (var i = 0; i < this.pagingArray.length; i++) {
			this.pagingArray[i].each(function(i){
				$(this).bind('click',function(){
					if (i != obj.current && !obj.busy) {
						obj.previous = obj.current;
						obj.current = i;
						if (obj.previous > i) obj.direction = -1
						else obj.direction = 1;
						obj.showSlide();
					}
					return false;
				});
			});
		}
		
		if (this.dynamicLoad) this.loader.bind('click',function(){
			obj.abortLoading();
		});
		
		if (this.imgScale) {
			if (this.windowResize) {
				this.window.resize(function(){
					obj.resizeHolder();
					obj.resizeImages();
				});
			} else {
				this.slidesParent.bind('customresize',function(){
					obj.resizeHolder();
					obj.resizeImages();
				});
			}
		}			
	},
	
	gotoSlide:function(i,instant){
		var obj = this;
		if (i != obj.current && !obj.busy) {
			obj.previous = obj.current;
			obj.current = i;
			if (obj.previous > i) obj.direction = -1
			else obj.direction = 1;
			obj.showSlide(instant);
		}
	},
	
	nextSlide:function(){
		this.previous = this.current;
		if (this.current < this.slides.length-1) this.current++
		else this.current = 0;
		this.direction = 1;
		this.showSlide();
	},
	
	prevSlide:function(){
		this.previous = this.current;
		if (this.current > 0) this.current--
		else this.current = this.slides.length-1;
		this.direction = -1;
		this.showSlide();
	},
	
	showSlide:function(instant){
		var obj = this;
		var _current = this.current;
		this.busy = true;
		clearTimeout(this.timer);
		
		if (typeof this.loadArray[_current] != 'undefined' || !this.dynamicLoad) {
			//slide already loaded
			this.switchSlide(instant);
		} else {
			//slide not loaded
			this.showLoading();
			var images = $(this.slides.eq(this.current).data('images'));
			if (images.length) {
				var counter = 0;
				images.each(function(){
					var preloader = new Image;
					obj.preloader.push(preloader);
					var img = $(this);
					preloader.onload = function(){
						counter++;
						checkImages();
					}
					preloader.onerror = function(){
						//ignore errors
						counter++;
						checkImages();
					}
					preloader.src = img.attr(obj.imgAttr);
				});
				
				function checkImages(){
					if (counter == images.length) {
						successLoad();
						images.each(function(){
							var img = $(this);
							img.attr('src',img.attr(obj.imgAttr));
						});
						if (obj.imgScale) {
							obj.getRatio(obj.slides.eq(_current));
							obj.startScale(obj.slides.eq(_current));
						} 
					}
				}
			} else successLoad();
		}
		
		function successLoad(){
			obj.loadArray[_current] = 1;
			obj.hideLoading();
			obj.switchSlide(instant);
		}
	},
	
	switchSlide:function(instant){
		var obj = this;
		var nextSlide = this.slides.eq(this.current);
		var prevSlide = this.slides.eq(this.previous);
		
		if (this.previous != -1) {
			this.startScale(nextSlide);
			
			if (instant) {
				nextSlide.css({opacity:'auto',display:'block',left:0,top:0});
				callback();
				if (this.options.autoHeight) this.slidesParent.css({height:nextSlide.height()});
			} else {
				if (this.effect == 'fade') {
					nextSlide.css({display:'block',opacity:0}).animate({opacity:1},this.animSpeed,function(){
						$(this).css({opacity:'auto'});
					});
					prevSlide.animate({opacity:0},this.animSpeed,callback);
				} else if (this.effect == 'slideX'){
					this.slideW = this.slidesParent.width();
					nextSlide.css({display:'block',left:this.slideW*this.direction}).animate({left:0},this.animSpeed);
					prevSlide.animate({left:-this.slideW*this.direction},this.animSpeed+10,callback);
				} else if (this.effect == 'slideY'){
					this.slideH = this.slidesParent.height();
					nextSlide.css({display:'block',top:this.slideH*this.direction}).animate({top:0},this.animSpeed);
					prevSlide.animate({top:-this.slideH*this.direction},this.animSpeed+10,callback);
				}
				if (this.options.autoHeight) this.slidesParent.animate({height:nextSlide.height()},this.animSpeed);
			}
			
		} else {
			if (this.autoPlay) this.startAutoPlay();
			this.busy = false;
		}
		this.refreshStatus();
		
		if (typeof this.options.onChange === 'function') this.options.onChange(nextSlide);
		
		function callback(){
			prevSlide.css({display:'none'});
			if (obj.autoPlay) obj.startAutoPlay();
			obj.busy = false;
			obj.stopScale(prevSlide);
		}
	},
	
	refreshStatus:function(){
		for (var i = 0; i < this.pagingArray.length;i++) {
			this.pagingArray[i].eq(this.previous).removeClass('active');
			this.pagingArray[i].eq(this.current).addClass('active');
		}
		this.slides.eq(this.previous).removeClass('active');
		this.slides.eq(this.current).addClass('active');
	},
	
	showLoading:function(){
		var obj = this;
		this.loader.show();
		clearInterval(this.loadingTimer);
		obj.loadingTimer = setInterval(animateLoading, 66);
		
		function animateLoading(){
			obj.loaderDiv.css('top', obj.loadingFrame * -40);
			obj.loadingFrame = (obj.loadingFrame + 1) % 12;
		}
	},
	
	hideLoading:function(){
		this.loader.hide();
		clearInterval(this.loadingTimer);
	},
	
	abortLoading:function(){
		this.busy = false;
		this.hideLoading();
		this.current = this.previous;
		for (var i = 0; i < this.preloader.length; i++) {
			this.preloader[i].onload = null;
			this.preloader[i].onerror = null;
		}
		if (this.autoPlay) this.startAutoPlay();
	},
	
	startAutoPlay:function(){
		var obj = this;
		clearTimeout(obj.timer);
		obj.timer = setTimeout(function(){
			obj.nextSlide();
		},obj.switchTime);
	},
	
	// images module
	resizeHolder:function(){
		this.scaleHolderW = this.scaleHolder.width();
		this.scaleHolderH = this.scaleHolder.height();
		
		if (this.windowResize) {
			this.slidesParent.css({
				width:this.scaleHolderW,
				height:this.scaleHolderH
			});
		}
	},
	
	getRatio:function(slide){
		var images = slide.data('images');
		images.each(function(){
			var img = $(this);
			img.data({'ratio':img.width()/img.height()});
			this.style['msInterpolationMode'] = 'bicubic'; // IE7 fix
			img.css({position:'absolute'});
		});
	},
	
	startScale:function(slide){
		this.scaleImages.push(slide.data('images'));
		this.resizeImages();
	},
	
	stopScale: function(slide){
		var obj = this;
		var images = slide.data('images');
		if (images && images.length) {
			images.each(function(){
				removeImage(this);
			});
		}
		
		function removeImage(img){
			for (var i = 0; i < obj.scaleImages.length; i++) {
				if (obj.scaleImages[i] && obj.scaleImages[i].length) {
					if (obj.scaleImages[i].get(0) === img) {
						obj.scaleImages.splice(i, 1);
						return;
					}
				}
			}
		}
	},
	
	resizeImages:function(){
		var obj = this;
		for (var i = 0; i < this.scaleImages.length; i++) {
			(function(){
				var img = this.scaleImages[i];
				if (img && img.length) {
					var ratio = img.data('ratio');
					var newW = this.scaleHolderW;
					var newH = this.scaleHolderW/ratio;
					if (newH < this.scaleHolderH) {
						newH = this.scaleHolderH;
						newW = newH * ratio;
					}
					img.css({
						width:newW,
						height:newH,
						top:(this.scaleHolderH-newH)/2,
						left:(this.scaleHolderW-newW)/2
					});
				}
			}).apply(this);
		}
	}
}

//create jQuery plugin
$.fn.scrollGallery = function(options){return new scrollGallery(this,options)}

//constructor
function scrollGallery(obj,options){this.init(obj,options);}

//prototype
scrollGallery.prototype = {
	init:function(obj,options){
		this.options = $.extend({
			holder:'div.gallery-holder', 
			slider:'>ul',
			slides:'>li',
			prevBtn:'a.prev',
			nextBtn:'a.next',
			slideSpeed:500
		},options);
		
		// elems
		this.mainHolder = $(obj);
		this.holder = $(this.options.holder, this.mainHolder);
		this.slider = $(this.options.slider, this.holder)
		this.slides = $(this.options.slides ,this.slider);
		this.prevBtn = $(this.options.prevBtn, this.mainHolder);
		this.nextBtn = $(this.options.nextBtn, this.mainHolder);
		
		//variables
		this.holderW = this.holder.width();
		this.slideW = this.slides.eq(0).outerWidth(true);
		this.maxOffset = this.slideW*this.slides.length - this.holderW;
		this.visibleStep = Math.round(this.holder.width()/this.slideW);
		this.disable = false;
		this.offset = 0;
		
		if (this.visibleStep >= this.slides.length) this.disable = true;
		
		this.ratio = 0;
		this.offset = 0;
		this.moveTimer;
		//next & prev
		this.nextBtn.click(function(){
			if (!this.disable) this.nextSlide();
			return false;
		}.bind(this));
		this.prevBtn.click(function(){
			if (!this.disable) this.prevSlide();
			return false;
		}.bind(this));
		
		if (!this.disable) {
			this.holder.bind({
				mousemove:function(e){
					this.slider.stop();
					this.ratio = (e.pageX - this.holder.offset().left - this.holderW/2)/this.holderW*15;
				}.bind(this),
				mouseenter:function(e){
					this.ratio = (this.holder.offset().left - this.holderW/2 - e.pageX)/this.holderW*15;
					this.moveTimer = setInterval(function(){
						this.offset = this.offset + this.ratio;
						if (this.offset < 0) this.offset = 0;
						else if (this.offset > this.maxOffset) this.offset = this.maxOffset;
						this.slider.css({marginLeft:-this.offset});
					}.bind(this),25);
				
				}.bind(this),
				mouseleave:function(){
					clearInterval(this.moveTimer);
				}.bind(this)
			});
		}
	},
	nextSlide:function(){
		this.offset += this.visibleStep*this.slideW;
		if (this.offset > this.maxOffset) this.offset = this.maxOffset;
		this.move();
	},
	prevSlide:function(){
		this.offset -= this.visibleStep*this.slideW;
		if (this.offset < 0) this.offset = 0;
		this.move();
	},
	move:function(instant){
		this.slider.animate({marginLeft:-this.offset},this.options.slideSpeed);
	}
}

// bind scope function
Function.prototype.bind = function(scope) {
	var _function = this;
	return function() {
		return _function.apply(scope, arguments);
	}
}

var VSA_scrollAreas = new Array();
var VSA_default_imagesPath = "images";
var VSA_default_btnUpImage = "button-up.gif";
var VSA_default_btnDownImage = "button-down.gif";
var VSA_default_scrollStep = 5;
var VSA_default_wheelSensitivity = 10;
var VSA_default_scrollbarPosition = 'right';//'left','right','inline';
var VSA_default_scrollButtonHeight = 22;
var VSA_default_scrollbarWidth = 22;
var VSA_resizeTimer = 2000;
var VSA_touchFlag = isTouchDevice(); // true/false - move scroll with scrollable body

function VSA_initScrollbars() {
	if(!document.body.children) return;
	var scrollElements = VSA_getElements("vscrollable", "DIV", document, "class");
	for (var i=0; i<scrollElements.length; i++)
	{
		VSA_scrollAreas[i] = new VScrollArea(i, scrollElements[i]);
	}
}

function isTouchDevice() {
	try {
		document.createEvent("TouchEvent");
		return true;
	} catch (e) {
		return false;
	}
}

function touchHandler(event) {
	var touches = event.changedTouches, first = touches[0], type = "";
	switch(event.type) {
		case "touchstart": type = "mousedown"; break;
		case "touchmove":  type = "mousemove"; break;
		case "touchend":   type = "mouseup"; break;
		default: return;
	}
	var simulatedEvent = document.createEvent("MouseEvent");
	simulatedEvent.initMouseEvent(type, true, true, window, 1, first.screenX, first.screenY, first.clientX, first.clientY, false, false, false, false, 0/*left*/, null);
	first.target.dispatchEvent(simulatedEvent);
	event.preventDefault();
}

function VScrollArea(index, elem) //constructor
{
	this.index = index;
	this.element = elem;

	var attr = this.element.getAttribute("imagesPath");
	this.imagesPath = attr ? attr : VSA_default_imagesPath;

	attr = this.element.getAttribute("btnUpImage");
	this.btnUpImage = attr ? attr : VSA_default_btnUpImage;

	attr = this.element.getAttribute("btnDownImage");
	this.btnDownImage = attr ? attr : VSA_default_btnDownImage;

	attr = Number(this.element.getAttribute("scrollStep"));
	this.scrollStep = attr ? attr : VSA_default_scrollStep;

	attr = Number(this.element.getAttribute("wheelSensitivity"));
	this.wheelSensitivity = attr ? attr : VSA_default_wheelSensitivity;

	attr = this.element.getAttribute("scrollbarPosition");
	this.scrollbarPosition = attr ? attr : VSA_default_scrollbarPosition;
	
	attr = this.element.getAttribute("scrollButtonHeight");
	this.scrollButtonHeight = attr ? attr : VSA_default_scrollButtonHeight;

	attr = this.element.getAttribute("scrollbarWidth");
	this.scrollbarWidth = attr ? attr : VSA_default_scrollbarWidth;

	this.scrolling = false;

	this.iOffsetY = 0;
	this.scrollHeight = 0;
	this.scrollContent = null;
	this.scrollbar = null;
	this.scrollup = null;
	this.scrolldown = null;
	this.scrollslider = null;
	this.scroll = null;
	this.enableScrollbar = false;
	this.scrollFactor = 1;
	this.scrollingLimit = 0;
	this.topPosition = 0;

	//functions declaration
	this.init = VSA_init;
	this.scrollUp = VSA_scrollUp;
	this.scrollDown = VSA_scrollDown;
	this.createScrollBar = VSA_createScrollBar;
	this.scrollIt = VSA_scrollIt;

	this.init();
}

function VSA_init() {
	this.scrollContent = document.createElement("DIV");
	this.scrollContent.style.position = "absolute";
	this.scrollContent.style.overflow = "hidden";
	this.scrollContent.style.width = this.element.offsetWidth + "px";
	this.scrollContent.style.height = this.element.offsetHeight + "px";

	while(this.element.childNodes.length) this.scrollContent.appendChild(this.element.childNodes[0]);

	this.element.style.overflow = "hidden";
	this.element.style.display = "block";
	this.element.style.visibility = "visible";
	this.element.style.position = "relative";
	this.element.appendChild(this.scrollContent);

	this.scrollContent.className = 'scroll-content';

	this.element.index = this.index;
	this.element.over = false;
	
	var _this = this;

	if(document.all && !window.opera) {
		this.element.onmouseenter = function(){_this.element.over = true;};
		this.element.onmouseleave = function(){_this.element.over = false;}
	} else {
		this.element.onmouseover = function(){_this.element.over = true;};
		this.element.onmouseout = function(){_this.element.over = false;}
	}

	if (document.all)
	{
		this.element.onscroll = VSA_handleOnScroll;
		this.element.onresize = VSA_handleResize;
	}
	else
	{
		window.onresize = VSA_handleResize;
	}
	
	this.createScrollBar();
	
	if (window.addEventListener) {
		/* DOMMouseScroll is for mozilla. */
		this.element.addEventListener('DOMMouseScroll', VSA_handleMouseWheel, false);
	}
	/* IE/Opera. */
	this.element.onmousewheel = document.onmousewheel = VSA_handleMouseWheel;

	// move content by touch
	if(VSA_touchFlag) {
		_this.scrollContent.onmousedown = function(e) {
			var startY = e.pageY-getRealTop(_this.scrollContent);
			var origTop = _this.scrollContent.scrollTop;
			_this.scrollContent.onmousemove = function(e) {
				var moveY = e.pageY-getRealTop(_this.scrollContent);
				var iNewY = origTop-(moveY-startY);
				if(iNewY < 0) iNewY = 0;
				if(iNewY > _this.scrollContent.scrollHeight) iNewY = _this.scrollContent.scrollHeight;
				_this.scrollContent.scrollTop = iNewY;
				_this.scrollslider.style.top =  1 / _this.scrollFactor * Math.abs(_this.scrollContent.scrollTop) + _this.scrollButtonHeight + "px";
			}
		}
		_this.scrollContent.onmouseup = function(e) {
			_this.scrollContent.onmousemove = null;
		}
		this.scrollContent.addEventListener("touchstart", touchHandler, true);
		this.scrollContent.addEventListener("touchmove", touchHandler, true);
		this.scrollContent.addEventListener("touchend", touchHandler, true);
	}
}

function VSA_createScrollBar()
{
	if (this.scrollbar != null)
	{
		this.element.removeChild(this.scrollbar);
		this.scrollbar = null;
	}
	
	if (this.scrollContent.scrollHeight <= this.scrollContent.offsetHeight)
		this.enableScrollbar = false;
	else if (this.element.offsetHeight > 2*this.scrollButtonHeight)
		this.enableScrollbar = true;
	else
		this.enableScrollbar = false;

	if (this.scrollContent.scrollHeight - Math.abs(this.scrollContent.scrollTop) < this.element.offsetHeight)
		this.scrollContent.style.top = 0;

	if (this.enableScrollbar)
	{
		this.scrollbar = document.createElement("DIV");
		this.element.appendChild(this.scrollbar);
		this.scrollbar.style.position = "absolute";
		this.scrollbar.style.top = "0px";
		this.scrollbar.style.height = this.element.offsetHeight+"px";
		this.scrollbar.style.width = this.scrollbarWidth + "px";

		this.scrollbar.className = 'vscroll-bar';

		if(this.scrollbarWidth != this.scrollbar.offsetWidth)
		{
			this.scrollbarWidth = this.scrollbar.offsetHeight;
		}
		
		this.scrollbarWidth = this.scrollbar.offsetWidth;

		if(this.scrollbarPosition == 'left')
		{
			this.scrollContent.style.left = this.scrollbarWidth + 5 + "px";
			this.scrollContent.style.width = this.element.offsetWidth - this.scrollbarWidth - 5 + "px";
		}
		else if(this.scrollbarPosition == 'right')
		{
			this.scrollbar.style.left = this.element.offsetWidth - this.scrollbarWidth  + "px";
			this.scrollContent.style.width = this.element.offsetWidth - this.scrollbarWidth - 5 + "px";
		}

		//create scroll up button
		this.scrollup = document.createElement("DIV");
		this.scrollup.index = this.index;
		this.scrollup.onmousedown = VSA_handleBtnUpMouseDown;
		this.scrollup.onmouseup = VSA_handleBtnUpMouseUp;
		this.scrollup.onmouseout = VSA_handleBtnUpMouseOut;
		
		if(VSA_touchFlag) {
			this.scrollup.addEventListener("touchstart", touchHandler, true);
			this.scrollup.addEventListener("touchend", touchHandler, true);
		}
		
		this.scrollup.style.position = "absolute";
		this.scrollup.style.top = "0px";
		this.scrollup.style.left = "0px";
		this.scrollup.style.height = this.scrollButtonHeight + "px";
		this.scrollup.style.width = this.scrollbarWidth + "px";
		
		this.scrollup.innerHTML = '<img src="' + this.imagesPath + '/' + this.btnUpImage + '" border="0"/>';
		this.scrollbar.appendChild(this.scrollup);

		this.scrollup.className = 'vscroll-up';

		if(this.scrollButtonHeight != this.scrollup.offsetHeight)
		{
			this.scrollButtonHeight = this.scrollup.offsetHeight;
		}
		
		//create scroll down button
		this.scrolldown = document.createElement("DIV");
		this.scrolldown.index = this.index;
		this.scrolldown.onmousedown = VSA_handleBtnDownMouseDown;
		this.scrolldown.onmouseup = VSA_handleBtnDownMouseUp;
		this.scrolldown.onmouseout = VSA_handleBtnDownMouseOut;
		
		if(VSA_touchFlag) {
			this.scrolldown.addEventListener("touchstart", touchHandler, true);
			this.scrolldown.addEventListener("touchend", touchHandler, true);
		}
		
		this.scrolldown.style.position = "absolute";
		this.scrolldown.style.left = "0px";
		this.scrolldown.style.top =  this.scrollbar.offsetHeight - this.scrollButtonHeight + "px";
		this.scrolldown.style.width = this.scrollbarWidth + "px";
		this.scrolldown.innerHTML = '<img src="' + this.imagesPath + '/' + this.btnDownImage + '" border="0"/>';
		this.scrollbar.appendChild(this.scrolldown);

		this.scrolldown.className = 'vscroll-down';

		//create scroll
		this.scroll = document.createElement("DIV");
		this.scroll.index = this.index;
		this.scroll.style.position = "absolute";
		this.scroll.style.zIndex = 0;
		this.scroll.style.textAlign = "center";
		this.scroll.style.top = this.scrollButtonHeight + "px";
		this.scroll.style.left = "0px";
		this.scroll.style.width = this.scrollbarWidth + "px";
		
		var h = this.scrollbar.offsetHeight - 2*this.scrollButtonHeight;
		this.scroll.style.height = ((h > 0) ? h : 0) + "px";
		
		this.scroll.innerHTML = '';
		this.scroll.onclick = VSA_handleScrollbarClick;
		this.scrollbar.appendChild(this.scroll);
		this.scroll.style.overflow = "hidden";

		this.scroll.className = "vscroll-line";

		//create slider
		this.scrollslider = document.createElement("DIV");
		this.scrollslider.index = this.index;
		this.scrollslider.style.position = "absolute";
		this.scrollslider.style.zIndex = 1000;
		this.scrollslider.style.textAlign = "center";
		this.scrollslider.innerHTML = '<div id="scrollslider' + this.index + '" style="padding:0;margin:0;"><div class="scroll-bar-top"></div><div class="scroll-bar-bottom"></div></div>';
		this.scrollbar.appendChild(this.scrollslider);
		
		this.subscrollslider = document.getElementById("scrollslider"+this.index);
		this.subscrollslider.style.height = Math.round((this.scrollContent.offsetHeight/this.scrollContent.scrollHeight)*(this.scrollbar.offsetHeight - 2*this.scrollButtonHeight)) + "px";
		
		this.scrollslider.className = "vscroll-slider";
		
		this.scrollHeight = this.scrollbar.offsetHeight - 2*this.scrollButtonHeight - this.scrollslider.offsetHeight;
		this.scrollFactor = (this.scrollContent.scrollHeight - this.scrollContent.offsetHeight)/this.scrollHeight;
		this.topPosition = getRealTop(this.scrollbar) + this.scrollButtonHeight;
		/* this.scrollbarHeight = this.scrollbar.offsetHeight - 2*this.scrollButtonHeight - this.scrollslider.offsetHeight; */

		this.scrollslider.style.top = /* 1 / this.scrollFactor * Math.abs(this.scrollContent.offsetTop) +*/ this.scrollButtonHeight + "px";
		this.scrollslider.style.left = "0px";
		this.scrollslider.style.width = "100%";
		this.scrollslider.onmousedown = VSA_handleSliderMouseDown;
		if(VSA_touchFlag) {
			this.scrollslider.addEventListener("touchstart", touchHandler, true);
		}
		if (document.all)
			this.scrollslider.onmouseup = VSA_handleSliderMouseUp;
	}
	else
		this.scrollContent.style.width = this.element.offsetWidth + "px";
}

function VSA_handleBtnUpMouseDown()
{
	var sa = VSA_scrollAreas[this.index];
	sa.scrolling = true;
	sa.scrollUp();
}

function VSA_handleBtnUpMouseUp()
{
	VSA_scrollAreas[this.index].scrolling = false;
}

function VSA_handleBtnUpMouseOut()
{
	VSA_scrollAreas[this.index].scrolling = false;
}

function VSA_handleBtnDownMouseDown()
{
	var sa = VSA_scrollAreas[this.index];
	sa.scrolling = true;
	sa.scrollDown();
}

function VSA_handleBtnDownMouseUp()
{
	VSA_scrollAreas[this.index].scrolling = false;
}

function VSA_handleBtnDownMouseOut()
{
	VSA_scrollAreas[this.index].scrolling = false;
}

function VSA_scrollIt()
{
	this.scrollContent.scrollTop = this.scrollFactor * ((this.scrollslider.offsetTop + this.scrollslider.offsetHeight/2) - this.scrollButtonHeight - this.scrollslider.offsetHeight/2);
}

function VSA_scrollUp()
{
	if (this.scrollingLimit > 0)
	{
		this.scrollingLimit--;
		if (this.scrollingLimit == 0) this.scrolling = false;
	}
	if (!this.scrolling) return;
	if ( this.scrollContent.scrollTop - this.scrollStep > 0)
	{
		this.scrollContent.scrollTop -= this.scrollStep;
		this.scrollslider.style.top = 1 / this.scrollFactor * Math.abs(this.scrollContent.scrollTop) + this.scrollButtonHeight + "px";
	}
	else
	{
		this.scrollContent.scrollTop = "0";
		this.scrollslider.style.top = this.scrollButtonHeight + "px";
		return;
	}
	setTimeout("VSA_Ext_scrollUp(" + this.index + ")", 30);
}

function VSA_Ext_scrollUp(index)
{
	VSA_scrollAreas[index].scrollUp();
}

function VSA_scrollDown()
{
	if (this.scrollingLimit > 0)
	{
		this.scrollingLimit--;
		if (this.scrollingLimit == 0) this.scrolling = false;
	}
	if (!this.scrolling) return;


	this.scrollContent.scrollTop += this.scrollStep;
	this.scrollslider.style.top =  1 / this.scrollFactor * Math.abs(this.scrollContent.scrollTop) + this.scrollButtonHeight + "px";

	if (this.scrollContent.scrollTop >= (this.scrollContent.scrollHeight - this.scrollContent.offsetHeight))
	{
		this.scrollContent.scrollTop = (this.scrollContent.scrollHeight - this.scrollContent.offsetHeight);
		this.scrollslider.style.top = this.scrollbar.offsetHeight - this.scrollButtonHeight - this.scrollslider.offsetHeight + "px";
		return;
	}

	setTimeout("VSA_Ext_scrollDown(" + this.index + ")", 30);
}

function VSA_Ext_scrollDown(index)
{
	VSA_scrollAreas[index].scrollDown();
}

function VSA_handleMouseMove(evt)
{
	var sa = VSA_scrollAreas[((document.all && !window.opera) ? this.index : document.documentElement.scrollAreaIndex)];
	var posy = 0;
	if (!evt) var evt = window.event;
	
	if (evt.pageY)
		posy = evt.pageY;
	else if (evt.clientY)
		posy = evt.clientY;
			
		if (document.all && !window.opera)
		{
			if(!document.addEventListener) {
				posy += document.documentElement.scrollTop;
			}
		}

	var iNewY = posy - sa.iOffsetY - getRealTop(sa.scrollbar) - sa.scrollButtonHeight;
		iNewY += sa.scrollButtonHeight;
		
	if (iNewY < sa.scrollButtonHeight)
		iNewY = sa.scrollButtonHeight;
	if (iNewY > (sa.scrollbar.offsetHeight - sa.scrollButtonHeight) - sa.scrollslider.offsetHeight)
		iNewY = (sa.scrollbar.offsetHeight - sa.scrollButtonHeight) - sa.scrollslider.offsetHeight;

	sa.scrollslider.style.top = iNewY + "px";

	sa.scrollIt();
}

function VSA_handleSliderMouseDown(evt)
{
	if (!(document.uniqueID && document.compatMode && !window.XMLHttpRequest))
	{
		document.onselectstart = function() { return false; }
		document.onmousedown = function() { return false; }
	}

	var sa = VSA_scrollAreas[this.index];
	if (document.all && !window.opera)
	{
		sa.scrollslider.setCapture()
		sa.iOffsetY = event.offsetY;
		sa.scrollslider.onmousemove = VSA_handleMouseMove;
		if(VSA_touchFlag) {
			sa.scrollslider.addEventListener("touchmove", touchHandler, true);
		}
	}
	else
	{
		if(window.opera)
		{
			sa.iOffsetY = event.offsetY;
		}
		else
		{
			sa.iOffsetY = evt.layerY;
		}
		document.documentElement.scrollAreaIndex = sa.index;
		document.documentElement.addEventListener("mousemove", VSA_handleMouseMove, true);
		document.documentElement.addEventListener("mouseup", VSA_handleSliderMouseUp, true);
		if(VSA_touchFlag) {
			document.documentElement.addEventListener("touchmove", touchHandler, true);
			document.documentElement.addEventListener("touchend", touchHandler, true);
		}
	}
	return false;
}

function VSA_handleSliderMouseUp()
{
	if (!(document.uniqueID && document.compatMode && !window.XMLHttpRequest))
	{
		document.onmousedown = null;
		document.onselectstart = null;
	}

	if (document.all && !window.opera)
	{
		var sa = VSA_scrollAreas[this.index];
		sa.scrollslider.onmousemove = null;
		sa.scrollslider.releaseCapture();
		sa.scrollIt();
	}
	else
	{
		var sa = VSA_scrollAreas[document.documentElement.scrollAreaIndex];
		document.documentElement.removeEventListener("mousemove", VSA_handleMouseMove, true);
		document.documentElement.removeEventListener("mouseup", VSA_handleSliderMouseUp, true);
		if(VSA_touchFlag) {
			document.documentElement.removeEventListener("touchmove", touchHandler, true);
			document.documentElement.removeEventListener("touchend", touchHandler, true);
		}
		sa.scrollIt();
	}
	return false;
}

function VSA_handleResize()
{
	if (VSA_resizeTimer)
	{
		clearTimeout(VSA_resizeTimer);
		VSA_resizeTimer = 0;
	}
	VSA_resizeTimer = setTimeout("VSA_performResizeEvent()", 100);
}

function VSA_performResizeEvent()
{
	for (var i=0; i<VSA_scrollAreas.length; i++)
		VSA_scrollAreas[i].createScrollBar();
}
function VSA_handleMouseWheel(event){
	if (this.index != null) {
		var sa = VSA_scrollAreas[this.index];
		if (sa.scrollbar == null) return;
		sa.scrolling = true;
		sa.scrollingLimit = sa.wheelSensitivity;

		var delta = 0;
		if (!event) /* For IE. */
			event = window.event;
		if (event.wheelDelta) { /* IE/Opera. */
			delta = event.wheelDelta/120;
			/*if (window.opera) delta = -delta;*/
		} else if (event.detail) { /* Mozilla case. */
			delta = -event.detail/3;
		}

		if (delta && sa.element.over) {
			if (delta > 0) {
				sa.scrollUp();
			} else {
				sa.scrollDown();
			}
			if (event.preventDefault) {
				event.preventDefault();
			}
			event.returnValue = false;
		}
	}
}

function VSA_handleSelectStart()
{
	event.returnValue = false;
}

function VSA_handleScrollbarClick(evt)
{
	var sa = VSA_scrollAreas[this.index];
	var offsetY = (document.all ? event.offsetY : evt.layerY);

	if (offsetY < (sa.scrollButtonHeight + sa.scrollslider.offsetHeight/2))
		sa.scrollslider.style.top = sa.scrollButtonHeight + "px";
	else if (offsetY > (sa.scrollbar.offsetHeight - sa.scrollButtonHeight - sa.scrollslider.offsetHeight))
		sa.scrollslider.style.top = sa.scrollbar.offsetHeight - sa.scrollButtonHeight - sa.scrollslider.offsetHeight + "px";
	else
	{
		sa.scrollslider.style.top = offsetY + sa.scrollButtonHeight - sa.scrollslider.offsetHeight/2 + "px";
	}
	sa.scrollIt();
}

function VSA_handleOnScroll()
{
	//event.srcElement.doScroll("pageUp");
}

//--- common functions ----

function VSA_getElements(attrValue, tagName, ownerNode, attrName) //get Elements By Attribute Name
{
	if (!tagName) tagName = "*";
	if (!ownerNode) ownerNode = document;
	if (!attrName) attrName = "name";
	var result = [];
	var nl = ownerNode.getElementsByTagName(tagName);
	for (var i=0; i<nl.length; i++)
	{
	//	if (nl.item(i).getAttribute(attrName) == attrValue)
//		result.push(nl.item(i));
		if (nl.item(i).className.indexOf(attrValue) != -1)
		result.push(nl.item(i));
	}
	return result;
}



function getRealTop(obj) {
	var posTop = 0;
	while (obj.offsetParent) {
		posTop += obj.offsetTop;
		obj = obj.offsetParent;
	}
	return posTop;
}

/*
 * jQuery Easing v1.3 - http://gsgd.co.uk/sandbox/jquery/easing/
*/
jQuery.easing.jswing=jQuery.easing.swing;jQuery.extend(jQuery.easing,{def:"easeOutQuad",swing:function(e,f,a,h,g){return jQuery.easing[jQuery.easing.def](e,f,a,h,g)},easeInQuad:function(e,f,a,h,g){return h*(f/=g)*f+a},easeOutQuad:function(e,f,a,h,g){return -h*(f/=g)*(f-2)+a},easeInOutQuad:function(e,f,a,h,g){if((f/=g/2)<1){return h/2*f*f+a}return -h/2*((--f)*(f-2)-1)+a},easeInCubic:function(e,f,a,h,g){return h*(f/=g)*f*f+a},easeOutCubic:function(e,f,a,h,g){return h*((f=f/g-1)*f*f+1)+a},easeInOutCubic:function(e,f,a,h,g){if((f/=g/2)<1){return h/2*f*f*f+a}return h/2*((f-=2)*f*f+2)+a},easeInQuart:function(e,f,a,h,g){return h*(f/=g)*f*f*f+a},easeOutQuart:function(e,f,a,h,g){return -h*((f=f/g-1)*f*f*f-1)+a},easeInOutQuart:function(e,f,a,h,g){if((f/=g/2)<1){return h/2*f*f*f*f+a}return -h/2*((f-=2)*f*f*f-2)+a},easeInQuint:function(e,f,a,h,g){return h*(f/=g)*f*f*f*f+a},easeOutQuint:function(e,f,a,h,g){return h*((f=f/g-1)*f*f*f*f+1)+a},easeInOutQuint:function(e,f,a,h,g){if((f/=g/2)<1){return h/2*f*f*f*f*f+a}return h/2*((f-=2)*f*f*f*f+2)+a},easeInSine:function(e,f,a,h,g){return -h*Math.cos(f/g*(Math.PI/2))+h+a},easeOutSine:function(e,f,a,h,g){return h*Math.sin(f/g*(Math.PI/2))+a},easeInOutSine:function(e,f,a,h,g){return -h/2*(Math.cos(Math.PI*f/g)-1)+a},easeInExpo:function(e,f,a,h,g){return(f==0)?a:h*Math.pow(2,10*(f/g-1))+a},easeOutExpo:function(e,f,a,h,g){return(f==g)?a+h:h*(-Math.pow(2,-10*f/g)+1)+a},easeInOutExpo:function(e,f,a,h,g){if(f==0){return a}if(f==g){return a+h}if((f/=g/2)<1){return h/2*Math.pow(2,10*(f-1))+a}return h/2*(-Math.pow(2,-10*--f)+2)+a},easeInCirc:function(e,f,a,h,g){return -h*(Math.sqrt(1-(f/=g)*f)-1)+a},easeOutCirc:function(e,f,a,h,g){return h*Math.sqrt(1-(f=f/g-1)*f)+a},easeInOutCirc:function(e,f,a,h,g){if((f/=g/2)<1){return -h/2*(Math.sqrt(1-f*f)-1)+a}return h/2*(Math.sqrt(1-(f-=2)*f)+1)+a},easeInElastic:function(f,h,e,l,k){var i=1.70158;var j=0;var g=l;if(h==0){return e}if((h/=k)==1){return e+l}if(!j){j=k*0.3}if(g<Math.abs(l)){g=l;var i=j/4}else{var i=j/(2*Math.PI)*Math.asin(l/g)}return -(g*Math.pow(2,10*(h-=1))*Math.sin((h*k-i)*(2*Math.PI)/j))+e},easeOutElastic:function(f,h,e,l,k){var i=1.70158;var j=0;var g=l;if(h==0){return e}if((h/=k)==1){return e+l}if(!j){j=k*0.3}if(g<Math.abs(l)){g=l;var i=j/4}else{var i=j/(2*Math.PI)*Math.asin(l/g)}return g*Math.pow(2,-10*h)*Math.sin((h*k-i)*(2*Math.PI)/j)+l+e},easeInOutElastic:function(f,h,e,l,k){var i=1.70158;var j=0;var g=l;if(h==0){return e}if((h/=k/2)==2){return e+l}if(!j){j=k*(0.3*1.5)}if(g<Math.abs(l)){g=l;var i=j/4}else{var i=j/(2*Math.PI)*Math.asin(l/g)}if(h<1){return -0.5*(g*Math.pow(2,10*(h-=1))*Math.sin((h*k-i)*(2*Math.PI)/j))+e}return g*Math.pow(2,-10*(h-=1))*Math.sin((h*k-i)*(2*Math.PI)/j)*0.5+l+e},easeInBack:function(e,f,a,i,h,g){if(g==undefined){g=1.70158}return i*(f/=h)*f*((g+1)*f-g)+a},easeOutBack:function(e,f,a,i,h,g){if(g==undefined){g=1.70158}return i*((f=f/h-1)*f*((g+1)*f+g)+1)+a},easeInOutBack:function(e,f,a,i,h,g){if(g==undefined){g=1.70158}if((f/=h/2)<1){return i/2*(f*f*(((g*=(1.525))+1)*f-g))+a}return i/2*((f-=2)*f*(((g*=(1.525))+1)*f+g)+2)+a},easeInBounce:function(e,f,a,h,g){return h-jQuery.easing.easeOutBounce(e,g-f,0,h,g)+a},easeOutBounce:function(e,f,a,h,g){if((f/=g)<(1/2.75)){return h*(7.5625*f*f)+a}else{if(f<(2/2.75)){return h*(7.5625*(f-=(1.5/2.75))*f+0.75)+a}else{if(f<(2.5/2.75)){return h*(7.5625*(f-=(2.25/2.75))*f+0.9375)+a}else{return h*(7.5625*(f-=(2.625/2.75))*f+0.984375)+a}}}},easeInOutBounce:function(e,f,a,h,g){if(f<g/2){return jQuery.easing.easeInBounce(e,f*2,0,h,g)*0.5+a}return jQuery.easing.easeOutBounce(e,f*2-g,0,h,g)*0.5+h*0.5+a}});