var MooScroll=new Class({Implements:Options,options:{selector:".scroll",increment:30,scrollBarClass:"scrollBar",scrollHandleClass:"scrollHandle",scrollHandleBGClass:"scrollHandleBG",scrollHandleTopClass:"scrollHandleTop",scrollHandleMiddleClass:"scrollHandleMiddle",scrollHandleBottomClass:"scrollHandleBottom",scrollControlsYClass:"scrollControlsY",handleOpacity:1,handleActiveOpacity:0.85,disabledOpacity:0.5,fullWindowMode:false,smoothMooScroll:{toAnchor:true,toMooScrollArea:true},restrictedBrowsers:[Browser.Engine.presto925,Browser.Platform.ipod,Browser.Engine.webkit419]},initialize:function(options){if(this.options.restrictedBrowsers.contains(true)){return}this.setOptions(options);this.mooScrollAreas=[];this.windowFxScroll=new Fx.Scroll(document.window,{wait:false});$(document.body).getElements(this.options.selector).each(function(item,index){var scrollArea=new MooScrollArea(this.options,item,this.windowFxScroll);this.mooScrollAreas.include(scrollArea);if(this.options.smoothMooScroll.toAnchor||this.options.smoothMooScroll.toMooScrollArea){this.smoothMooScroll=new SmoothMooScroll({toAnchor:this.options.smoothMooScroll.toAnchor,toMooScrollArea:this.options.smoothMooScroll.toMooScrollArea},scrollArea.contentEl,this.windowFxScroll)}}.bind(this))},loadContent:function(content){this.mooScrollAreas.each(function(item,index){item.loadContent(content)})},refresh:function(){this.mooScrollAreas.each(function(item,index){item.refresh()})},setSlider:function(v){this.mooScrollAreas.each(function(item,index){item.setSlider(v)})}});var MooScrollArea=new Class({Implements:Options,initialize:function(options,parentEl,windowFxScroll){this.windowFxScroll=windowFxScroll;this.setOptions(options);this.parentEl=parentEl.setProperty("rel","MooScrollArea");this.viewPort={x:$(window).getSize().x,y:$(window).getSize().y};this.parentElPadding=this.parentEl.getStyles("padding-top","padding-right","padding-bottom","padding-left");this.paddingHeight=parseFloat(this.parentEl.getStyle("padding-top"))+parseFloat(this.parentEl.getStyle("padding-bottom"));this.paddingWidth=parseFloat(this.parentEl.getStyle("padding-left"))+parseFloat(this.parentEl.getStyle("padding-right"));this.contentEl=new Element("div",{"class":"contentEl"}).adopt(this.parentEl.getChildren()).inject(this.parentEl,"top");this.parentEl.setStyle("overflow","hidden").setStyles({padding:0,width:parseFloat(this.parentEl.getStyle("width"))+this.paddingWidth,height:parseFloat(this.parentEl.getStyle("height"))+this.paddingHeight});this.borderHeight=parseFloat(this.parentEl.getStyle("border-top-width"))+parseFloat(this.parentEl.getStyle("border-bottom-width"));this.contentEl.setStyles({height:this.parentEl.getSize().y-this.borderHeight,overflow:"hidden",padding:0});this.paddingEl=new Element("div",{"class":"paddingEl"}).adopt(this.contentEl.getChildren()).inject(this.contentEl,"top").setStyles(this.parentElPadding);if(this.options.fullWindowMode){$(document).getElement("html").setStyle("overflow","hidden");this.parentEl.setStyles({height:"100%",width:"100%",position:"absolute"});this.contentEl.setStyles({height:"100%",width:"100%",position:"absolute"})}this.scrollControlsYWrapper=new Element("div",{"class":this.options.scrollControlsYClass}).inject(this.parentEl,"bottom");this.scrollBar=new Element("div",{"class":this.options.scrollBarClass}).inject(this.scrollControlsYWrapper,"bottom");this.scrollHandle=new Element("div",{"class":this.options.scrollHandleClass}).inject(this.scrollBar,"inside");this.scrollHandleTop=new Element("div",{"class":this.options.scrollHandleTopClass}).inject(this.scrollHandle,"inside");this.scrollHandleBG=new Element("div",{"class":this.options.scrollHandleBGClass}).inject(this.scrollHandle,"inside");this.scrollHandleMiddle=new Element("div",{"class":this.options.scrollHandleMiddleClass}).inject(this.scrollHandle,"inside");this.scrollHandleBottom=new Element("div",{"class":this.options.scrollHandleBottomClass}).inject(this.scrollHandle,"inside");this.coverUp=new Element("div").inject(this.scrollControlsYWrapper,"bottom");this.fixIE6CSSbugs();this.overHang=this.paddingEl.getSize().y-this.parentEl.getSize().y;this.setHandleHeight();if(this.overHang<=0){this.greyOut();return}this.initSlider();this.parentEl.addEvents({mousewheel:function(e){e=new Event(e).stop();if(e.wheel>0){this.scrollUp(true)}else{if(e.wheel<0){this.scrollDown(true)}}}.bind(this),keydown:function(e){if(e.key==="up"){e=new Event(e).stop();this.scrollUp(true)}else{if(e.key==="down"||e.key==="space"){e=new Event(e).stop();this.scrollDown(true)}}}.bind(this),click:function(e){this.hasFocus=true;this.hasFocusTimeout=(function(){$clear(this.hasFocusTimeout);this.hasFocus=true}.bind(this)).delay(50)}.bind(this)});this.contentEl.addEvents({scroll:function(e){this.slider.set(this.contentEl.getScroll().y)}.bind(this)});this.scrollHandle.addEvents({mousedown:function(e){this.scrollHandle.addClass(this.options.scrollHandleClass+"-Active").setStyle("opacity",this.options.handleActiveOpacity)}.bind(this)});document.addEvents({mouseup:function(e){this.scrollHandle.removeClass(this.options.scrollHandleClass+"-Active").setStyle("opacity",this.options.handleOpacity)}.bind(this),keydown:function(e){if((this.hasFocus||this.options.fullWindowMode)&&(e.key==="down"||e.key==="space"||e.key==="up")){this.parentEl.fireEvent("keydown",e)}}.bind(this),click:function(e){this.hasFocus=false}.bind(this)});window.addEvent("resize",function(){$clear(this.refreshTimeout);if(this.options.fullWindowMode){this.refreshTimeout=(function(){$clear(this.refreshTimeout);if(this.viewPort.x!=$(window).getSize().x||this.viewPort.y!=$(window).getSize().y){this.refresh();this.viewPort.x=$(window).getSize().x;this.viewPort.y=$(window).getSize().y}}.bind(this)).delay(250)}}.bind(this))},initSlider:function(){this.slider=new Slider(this.scrollBar,this.scrollHandle,{range:[0,Math.round(this.overHang)],mode:"vertical",onChange:function(step,e){this.contentEl.scrollTo(0,step);this.webKitKludge(step)}.bind(this)}).set(0)},webKitKludge:function(step){if(!Browser.Engine.webkit){return}if(this.step>step){this.step=step;return}$clear(this.sliderTimeout);this.sliderTimeout=(function(){$clear(this.sliderTimeout);var onePercent=(1*this.paddingEl.getSize().y)/100;if((onePercent+step)>=this.overHang){if(this.paddingElTopMargin==null){this.paddingElTopMargin=parseFloat(this.paddingEl.getStyle("margin-top"))}this.paddingEl.setStyle("margin-top",this.paddingElTopMargin-onePercent);if(!this.scrollHandleTopMargin){this.scrollHandleTopMargin=parseFloat(this.scrollHandle.getStyle("margin-top"))}this.scrollHandle.setStyle("margin-top",this.scrollHandleTopMargin+2);this.contentEl.scrollTo(0,this.overHang);this.step=this.overHang}else{this.paddingEl.setStyle("margin-top",this.paddingElTopMargin);this.scrollHandle.setStyle("margin-top",this.scrollHandleTopMargin);this.contentEl.scrollTo(0,step);this.step=step}}.bind(this)).delay(10)},scrollUp:function(scrollPageWhenDone){var target=this.contentEl.getScroll().y-30;this.slider.set(target);if(this.contentEl.getScroll().y<=0&&scrollPageWhenDone){document.window.scrollTo(0,document.window.getScroll().y-this.options.increment)}},scrollDown:function(scrollPageWhenDone){var target=this.contentEl.getScroll().y+this.options.increment;this.slider.set(target);var onePercent=(1*this.paddingEl.getSize().y)/100;var atBottom=(this.paddingEl.getSize().y-this.parentEl.getSize().y)<=(this.contentEl.getScroll().y+onePercent);if(atBottom&&scrollPageWhenDone){document.window.scrollTo(0,document.window.getScroll().y+this.options.increment)}},fixIE6CSSbugs:function(){if(Browser.Engine.trident4){this.parentEl.setStyle("height",this.parentEl.getStyle("height"));this.contentEl.setStyle("height",this.parentEl.getStyle("height"));var top=this.scrollBar.getStyle("top").toInt();var bottom=this.scrollBar.getStyle("bottom").toInt();var parentHeight=this.parentEl.getSize().y-this.borderHeight;this.scrollControlsYWrapper.setStyles({height:parentHeight});this.scrollBar.setStyles({height:parentHeight-top-bottom})}},setHandleHeight:function(){var handleHeightPercent=(100-((this.overHang*100)/this.paddingEl.getSize().y));this.handleHeight=((handleHeightPercent*this.parentEl.getSize().y)/100)-(this.scrollHandleTop.getSize().y+this.scrollHandleBottom.getSize().y);if((this.handleHeight+this.scrollHandleTop.getSize().y+this.scrollHandleBottom.getSize().y)>=this.scrollBar.getSize().y){this.handleHeight-=(this.scrollHandleTop.getSize().y+this.scrollHandleBottom.getSize().y)*2}if(this.scrollHandle.getStyle("min-height")&&this.handleHeight<parseFloat(this.scrollHandle.getStyle("min-height"))){this.handleHeight=parseFloat(this.scrollHandle.getStyle("min-height"))+this.scrollHandleBottom.getSize().y+this.scrollHandleTop.getSize().y}this.scrollHandle.setStyles({height:this.handleHeight})},greyOut:function(){this.scrollHandle.setStyles({display:"none"});this.scrollControlsYWrapper.setStyles({opacity:this.options.disabledOpacity});this.scrollBar.setStyles({opacity:this.options.disabledOpacity});this.coverUp.setStyles({display:"block",position:"absolute",background:"white",opacity:0.01,right:"0",top:"0",width:"100%",height:this.scrollControlsYWrapper.getSize().y})},unGrey:function(){this.scrollHandle.setStyles({display:"block",height:"auto"});this.scrollControlsYWrapper.setStyles({opacity:1});this.scrollBar.setStyles({opacity:1});this.coverUp.setStyles({display:"none",width:0,height:0});this.setHandleHeight()},loadContent:function(content){this.slider.set(0);this.paddingEl.empty().set("html",content);this.refresh()},refresh:function(){var scrollPercent=Math.round(((100*this.step)/this.overHang));if(this.options.fullWindowMode){var windowSize=$(window).getSize();this.parentEl.setStyles({width:"100%",height:"100%"})}this.fixIE6CSSbugs();this.overHang=this.paddingEl.getSize().y-this.parentEl.getSize().y;this.setHandleHeight();if(this.overHang<=0){this.greyOut();return}else{this.unGrey()}this.scrollHandle.removeEvents();var newStep=Math.round((scrollPercent*this.overHang)/100);this.initSlider();this.slider.set(newStep);if(Browser.Engine.trident4){this.scrollHandleBG.setStyle("height","0").setStyle("height","100%")}if(this.options.smoothMooScroll.toAnchor||this.options.smoothMooScroll.toMooScrollArea){this.smoothMooScroll=new SmoothMooScroll({toAnchor:this.options.smoothMooScroll.toAnchor,toMooScrollArea:this.options.smoothMooScroll.toMooScrollArea},this.contentEl,this.windowFxScroll)}},setSlider:function(v){if(v=="top"){this.slider.set(0)}else{if(v=="bottom"){this.slider.set("100%")}else{this.slider.set(v)}}}});var SmoothMooScroll=new Class({Extends:Fx.Scroll,initialize:function(options,context,windowFxScroll){this.setOptions(options);this.windowFxScroll=windowFxScroll;this.context=context;context=context||document;this.context=context;var doc=context.getDocument(),win=context.getWindow();this.parent(context,options);this.links=(this.options.links)?$$(this.options.links):$$(doc.links);var location=win.location.href.match(/^[^#]*/)[0]+"#";this.links.each(function(link){if(link.href.indexOf(location)!=0){return}var anchor=link.href.substr(location.length);if(anchor&&$(anchor)&&$(anchor).getParents().contains($(this.context))){this.useLink(link,anchor,true)}else{if(anchor&&$(anchor)&&!this.inMooScrollArea($(anchor))){this.useLink(link,anchor,false)}}},this);if(!Browser.Engine.webkit419){this.addEvent("complete",function(){win.location.hash=this.anchor},true)}},inMooScrollArea:function(el){return el.getParents().filter(function(item,index){return item.match("[rel=MooScrollArea]")}).length>0},putAnchorInAddressBar:function(anchor){window.location.href="#"+anchor},useLink:function(link,anchor,inThisMooScrollArea){link.removeEvents("click");link.addEvent("click",function(event){if(!anchor||!$(anchor)){return}this.anchor=anchor;if(inThisMooScrollArea){if(this.options.toMooScrollArea&&this.options.toAnchor){this.windowFxScroll.toElement(this.context.getParent()).chain(function(item,index){this.toElement(anchor).chain(function(){this.putAnchorInAddressBar(anchor)}.bind(this))}.bind(this))}else{if(this.options.toMooScrollArea){this.windowFxScroll.toElement(this.context.getParent()).chain(function(){this.putAnchorInAddressBar(anchor)}.bind(this))}else{if(this.options.toAnchor){this.toElement(anchor).chain(function(){this.putAnchorInAddressBar(anchor)}.bind(this))}}}}else{this.windowFxScroll.toElement(anchor).chain(function(){this.putAnchorInAddressBar(anchor)}.bind(this))}event.stop()}.bind(this))}});