//  Lightview 1.1.0 - 27-01-2008

//  Copyright (c) 2008 Nick Stakenburg (http://www.nickstakenburg.com)
//
//  Licensed under a Creative Commons Attribution-No Derivative Works 3.0 Unported License
//  http://creativecommons.org/licenses/by-nd/3.0/
//
//  In order to use this software the above copyright notice must be left intact.

//  More information on this project:
//  http://www.nickstakenburg.com/projects/lightview/

var Lightview = {
  Version: '1.1.0',

  // Configuration
  options: {
    backgroundColor: '#ffffff',                            // Background color of the lightview
    border: 8,                                            // Size of the border
    buttons: { opacity: { normal: 0.8, hover: 1 } },      // Opacity of inner buttons
    effects: !!window.Effect,                              // Use effects when available, or true/false
    images: '../images/gallery/assets/',                   // The directory of the images, from this file
    imgNumberTemplate: 'Image #{position} of #{total}',    // Want a different language? change it here
    overlay: { display: true, opacity: 0.40 },             // Overlay display and opacity
    radius: 5,                                            // Corner radius of the border
    resizeDuration: 2,                                   // When effects are used, the duration of resizing in seconds
    slideshow: { delay: 3 },                               // Seconds each image is visible in slideshow
    titleSplit: '::',                                      // The characters you want to split title with
    transition: function(pos) {                            // Or your own transition
      return ((pos/=0.5) < 1 ? 0.5 * Math.pow(pos, 4) :
        -0.5 * ((pos-=2) * Math.pow(pos,3) - 2));
    },
    viewport: true,                                        // Resize large images to screen when they open
    zIndex: 5000,                                          // zIndex of #lightview, #overlay is this -1
	
	// Optional
	closeDimensions: {                                     // If you've changed the close button you can change these
      large: { width: 72, height: 22 },                    // not required but it speeds things up.
      small: { width: 32, height: 22 }
    },
	sideDimensions: { width: 61, height: 22 }              // See closeDimensions
  }
};


Object.extend(Lightview,{REQUIRED_Prototype:"1.6.0",REQUIRED_Scriptaculous:"1.8.0",preloadedImages:[],preloadedData:[],queue:{position:"end",scope:"lightview"},load:function(){this.require("Prototype");if(this.options.effects){this.require("Scriptaculous")}var A=/lightview(?:-[\w\d.]+)?\.js(.*)/;this.images=(($$("head script[src]").find(function(B){return B.src.match(A)})||{}).src||"").replace(A,"")+this.options.images;if(Prototype.Browser.IE&&!document.namespaces.v){document.createStyleSheet().addRule("v\\:*","behavior: url(#default#VML);");document.namespaces.add("v","urn:schemas-microsoft-com:vml")}},require:function(A){if((typeof window[A]=="undefined")||(this.convertVersionString(window[A].Version)<this.convertVersionString(this["REQUIRED_"+A]))){throw("Lightview requires "+A+" >= "+this["REQUIRED_"+A])}},convertVersionString:function(A){var B=A.split(".");return parseInt(B[0])*100000+parseInt(B[1])*1000+parseInt(B[2])},fixIE:(function(B){var A=new RegExp("MSIE ([\\d.]+)").exec(B);return A?(parseFloat(A[1])<=6.2):false})(navigator.userAgent),webkit419:(Prototype.Browser.WebKit&&!document.evaluate),start:function(){this.radius=this.options.radius;this.border=(this.radius>this.options.border)?this.radius:this.options.border;this.closeDimensions=this.options.closeDimensions;this.sideDimensions=this.options.sideDimensions;this.build();this.updateViews();this.addObservers()},build:function(){var G,E,D=this.pixelClone(this.sideDimensions);$(document.body).insert(this.overlay=new Element("div",{id:"overlay"}).setStyle({zIndex:this.options.zIndex-1}).setOpacity(this.options.overlay.opacity).hide()).insert(this.lightview=new Element("div",{id:"lightview"}).setStyle({zIndex:this.options.zIndex,position:"absolute",top:"-10000px",left:"-10000px"}).setOpacity(0).insert(this.container=new Element("div",{className:"container"}).insert(new Element("ul",{className:"sideButtons"}).insert(this.prevSide=new Element("li",{className:"side prev"}).setStyle(E=Object.extend({marginLeft:-1*this.sideDimensions.width+"px"},D)).insert(this.prevButtonImage=new Element("div",{className:"wrapper"}).setStyle(Object.extend({marginLeft:this.sideDimensions.width+"px"},D)).insert(new Element("div",{className:"button"})))).insert(this.nextSide=new Element("li",{className:"side next"}).setStyle(Object.extend({marginRight:-1*this.sideDimensions.width+"px"},D)).insert(this.nextButtonImage=new Element("div",{className:"wrapper"}).setStyle(E).insert(new Element("div",{className:"button"}))))).insert(new Element("ul",{className:"frames"}).insert(new Element("li",{className:"frame top"}).insert(G=new Element("div",{className:"liquid"}).setStyle({height:this.border+"px"}).insert(new Element("ul",{className:"half left"}).insert(new Element("li",{className:"wrap"}).insert(new Element("div",{className:"corner"})).insert(new Element("div",{className:"fill"}).setStyle({left:this.border+"px"})))).insert(new Element("div",{className:"filler"})).insert(new Element("ul",{className:"half right"}).insert(new Element("li",{className:"wrap"}).setStyle({marginTop:-1*this.border+"px"}).insert(new Element("div",{className:"corner"})).insert(new Element("div",{className:"fill"}).setStyle({left:-1*this.border+"px"})))))).insert(new Element("li",{className:"center"}).insert(new Element("div",{className:"wrapup"}).setStyle({bottom:this.border+"px"}).insert(new Element("div",{className:"wrapdown"}).setStyle({marginTop:2*this.border+"px"}).insert(this.center=new Element("div",{className:"wrapcenter"}).setOpacity(0).setStyle({padding:"0 "+this.border+"px"}).insert(this.mediaWrapper=new Element("div",{className:"mediaWrapper"}).hide().insert(this.image=new Element("img",{src:this.images+"blank.gif",alt:""}))).insert(this.dataContainer=new Element("div",{className:"dataContainer"}).insert(this.closeWrapper=new Element("div",{className:"close"}).setStyle({height:this.options.closeDimensions.large.height+"px",width:this.options.closeDimensions.large.width+"px"}).insert(this.closeButton=new Element("a",{className:"button"}).setStyle({background:"url("+this.images+"close.gif) top right no-repeat"}).setOpacity(this.options.buttons.opacity.normal))).insert(this.data=new Element("ul",{className:"data"}).insert(this.dataText=new Element("li",{className:"dataText"}).insert(this.title=new Element("div",{className:"title"})).insert(this.caption=new Element("div",{className:"caption"}))).insert(this.imgNumber=new Element("li",{className:"imgNumber"}).insert(new Element("div"))).insert(this.slideshow=new Element("li",{className:"slideshow"}).insert(this.slideshowButton=new Element("a",{className:"button"}).setOpacity(this.options.buttons.opacity.normal).setStyle({background:"url("+this.images+"slideshow_play.jpg) top left no-repeat"}))))).insert(this.importWrapper=new Element("div",{className:"importWrapper"}).hide().insert(this.imported=new Element("div",{className:"imported"})))))).insert(this.loading=new Element("li",{className:"loading"}).insert(new Element("div",{className:"button"}).setStyle({background:"url("+this.images+"loading.gif) top left no-repeat"})))).insert(this.prevnext=new Element("li",{className:"prevnext"}).setStyle({marginTop:this.border+"px",background:"url("+this.images+"blank.gif) top left repeat"}).insert(this.prevButton=new Element("div",{className:"prev button"})).insert(this.nextButton=new Element("div",{className:"next button"}))).insert(new Element("li",{className:"frame bottom"}).insert(G.cloneNode(true))))));if(!this.webkit419){this.lightview.hide()}var H=new Image();H.onload=function(){H.onload=Prototype.emptyFunction;this.sideDimensions={width:H.width,height:H.height};var J=this.pixelClone(this.sideDimensions),C;this.prevSide.setStyle(C=Object.extend({marginLeft:-1*this.sideDimensions.width+"px"},J));this.prevButtonImage.setStyle(Object.extend({marginLeft:J.width},J));this.nextSide.setStyle(Object.extend({marginRight:-1*this.sideDimensions.width+"px"},J));this.nextButtonImage.setStyle(C)}.bind(this);H.src=this.images+"prev.png";if(this.fixIE){$$("html, body").invoke("setStyle",{width:"100%",height:"100%"});this.overlay.setStyle({position:"absolute"})}this.lightview.select(".title",".caption",".imgNumber").invoke("setStyle",{backgroundColor:this.options.backgroundColor});var F=this.container.select(".corner");$w("tl tr bl br").each(function(L,K){if(this.radius>0){var J=new Element("canvas",{id:"corner"+L,width:this.border+"px",height:this.border}),C={top:(L.charAt(0)=="t"),left:(L.charAt(1)=="l")};if(Prototype.Browser.WebKit){this.createWebKitCorner(F[K],J,C,L)}else{this.createCorner(F[K],J,C,L)}}else{F[K].insert(new Element("div",{className:"fill"}))}F[K].setStyle({width:this.border+"px",height:this.border+"px"}).addClassName(L)}.bind(this));this.lightview.select(".filler",".fill",".wrapdown").invoke("setStyle",{backgroundColor:this.options.backgroundColor});$w("prev next").each(function(J){var C=this.images+J+".png";this[J+"Button"].side=J;this[J+"ButtonImage"].setStyle(!this.fixIE?{background:"url("+C+")"}:{filter:"progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+C+"'', sizingMethod='scale')"})}.bind(this));var I={};$w("large small").each(function(C){I[C]=new Image();I[C].onload=function(){I[C].onload=Prototype.emptyFunction}.bind(this);I[C].src=this.images+"close"+(C!="large"?"_"+C+".jpg":".jpg")}.bind(this));var B=new Image();B.onload=function(){B.onload=Prototype.emptyFunction;this.loading.setStyle({width:B.width+"px",height:B.height+"px",marginTop:-0.5*B.height+"px",marginLeft:-0.5*B.width+"px"})}.bind(this);B.src=this.images+"loading.gif";var A=new Image();A.onload=function(){A.onload=Prototype.emptyFunction;this.slideshowButton.setStyle({width:A.width+"px",height:A.height+"px"})}.bind(this);A.src=this.images+"slideshow_play.jpg"},identify:function(){if(!this.element.rel){return}var A=this.element.rel.toLowerCase();this.isGallery=(A.startsWith("gallery"));this.isImage=(this.isGallery||A=="image");this.isVideo=(A=="video");this.isAudio=(A=="audio");this.isIframe=(A=="iframe");this.isInline=(A=="inline");this.isAjax=(A=="ajax")},createOptions:function(b){var c=null;if(Object.isString(b)){c={};b.split(",").each(function(a){var s=a.split("=");c[s[0].strip()]=eval(s[1].strip())});this.element._lightview.options=c}this.element._lightview.options=c},prepareView:function(){this.identify();if(!this.isMedia()&&this.mediaWrapper.visible()){this.set=null;this.elements=null;this.mediaWrapper.hide();this.hideData()}if(this.isMedia()&&this.importWrapper.visible()){this.importWrapper.hide();this.imported.hide();if(this.iframe){this.iframe.remove();this.iframe=null}}this._lightview=this.element._lightview;if(!this._lightview.type){this._lightview.type=this.isImage?"image":this.element.rel;var B=this.element.getAttribute("title");if(B){var A=B.split(this.options.titleSplit),C=this.isMedia(this.element);this._lightview.title=A[0];if(C){this._lightview.caption=A[1]}this.createOptions(C?A[2]:A[1])}}},restoreInlineContent:function(){if(!this.inlineContent||!this.inlineMarker){return}this.inlineMarker.insert({after:this.inlineContent.setStyle({display:this.inlineContent._inlineDisplayRestore})});this.inlineMarker.remove();this.inlineMarker=null},show:function(A){this.element=Object.isNumber(A)?this.elements[A]:$(A);if(!this.element.href){return}this.element.blur();this.restoreCenter();this.restoreInlineContent();if(this.options.effects){Effect.Queues.get("lightview").each(function(D){D.cancel()})}if(this.isImage){this.scaledInnerDimensions=null}this.prepareView();if(this.isImage){this.elements=this.isGallery?this.getSet(this.element.rel).elements:[this.element];this.position=this.elements.indexOf(this.element);this.preloadSurroundingImages();this.innerDimensions=this.getPreloadedImageDimensions(this.element.href)}this.disableKeyboardNavigation();this.hideOverlapping();this.hideButtons();this.hideContent();this.appear();var C=(this.isMedia()?"media":"import")+"Show";if(this.isImage&&!this.innerDimensions){this.startLoading();var B=new Image();B.onload=function(){B.onload=Prototype.emptyFunction;this.stopLoading();this.innerDimensions={width:B.width,height:B.height};this[C]()}.bind(this);B.src=this.element.href}else{this[C]()}},mediaShow:function(){this.dataContainer.removeClassName("top");if(this.isImage){if(this.options.effects){new Effect.Event({queue:this.queue,afterFinish:function(){this.resizeImage(this.innerDimensions);this.setImage(this.images+"blank.gif");this.afterEffect()}.bind(this)})}else{this.resizeImage(this.innerDimensions);this.setImage(this.images+"blank.gif");this.afterShow()}}else{this["after"+(this.options.effects?"Effect":"Show")]()}},insertIframe:function(){this.importWrapper.insert(this.iframe=new Element("iframe",{name:"lightviewIframe",frameborder:0,src:this.element.href,scrolling:(this._lightview.options&&this._lightview.options.scrolling)?"auto":"no"}).setStyle(this.pixelClone(this.innerDimensions)))},importShow:function(){var D="after"+(this.options.effects?"Effect":"Show"),C=this._lightview.type,B=this._lightview.options;this.innerDimensions=this.options.defaultDimensions[C];if(B&&B.width){this.innerDimensions.width=B.width}if(B&&B.height){this.innerDimensions.height=B.height}this.dataContainer.addClassName("top");if(this.iframe){this.iframe.remove();this.iframe=null}this.imported.hide();if(C!="ajax"){this.stopLoading()}if(C=="iframe"){if(this.options.effects){new Effect.Event({queue:this.queue,afterFinish:function(){this.insertIframe();this[D]()}.bind(this)})}else{this.insertIframe();this[D]()}}else{if(C=="ajax"){new Ajax.Updater(this.imported,this.element.href,{method:(B&&B.method)||"post",parameters:(B&&B.parameters)||"",evalScripts:(B&&B.evalScripts)||false,onComplete:function(){this.stopLoading();if(this.options.effects){new Effect.Event({queue:this.queue,afterFinish:Element.show.bind(this,this.imported)})}else{this.imported.show()}this[D]()}.bind(this)})}else{if(C=="inline"){var A=this.element.href;target=$(A.substr(A.indexOf("#")+1));if(!target||!target.tagName){return}target.insert({before:this.inlineMarker=new Element(target.tagName)});target._inlineDisplayRestore=target.getStyle("display");this.inlineContent=target.show();this.imported.update(this.inlineContent);if(this.options.effects){new Effect.Event({queue:this.queue,afterFinish:Element.show.bind(this,this.imported)})}else{this.imported.show()}this[D]()}}}},afterEffect:function(){new Effect.Event({queue:this.queue,afterFinish:function(){this.afterShow()}.bind(this)})},afterShow:function(){this[(this.isMedia()?"media":"import")+"Wrapper"].show();this.fillData();this.enableKeyboardNavigation();this.stopLoading();this.resizeWithinViewport();if(this.isImage){if(this.options.effects){new Effect.Event({queue:this.queue,afterFinish:function(){this.setImage(this.element.href)}.bind(this)})}else{this.setImage(this.element.href)}}this.showContent();if(this.options.effects){new Effect.Event({queue:this.queue,afterFinish:function(){this.showButtons()}.bind(this)});if(this.sliding){new Effect.Event({queue:this.queue,afterFinish:function(){this.nextSlide()}.bind(this)})}}else{this.showButtons();if(this.sliding){this.nextSlide()}}},previous:function(){this.show(this.getSurroundingIndexes().previous)},next:function(){this.show(this.getSurroundingIndexes().next)},resizeWithinViewport:function(){var B=this.getInnerDimensions(),D=this.getBounds();if(this.options.viewport&&(B.width>D.width||B.height>D.height)){var E=Object.clone(this.getOuterDimensions()),A=D,C=Object.clone(E);if(C.width>A.width){C.height*=A.width/C.width;C.width=A.width;if(C.height>A.height){C.width*=A.height/C.height;C.height=A.height}}else{if(C.height>A.height){C.width*=A.height/C.height;C.height=A.height;if(C.width>A.width){C.height*=A.width/C.width;C.width=A.width}}}var F=(C.width%1>0?C.height/E.height:C.height%1>0?C.width/E.width:1);this.scaledInnerDimensions={width:(this.innerDimensions.width*F).round(),height:(this.innerDimensions.height*F).round()};if(this.isImage){this.resizeImage(this.scaledInnerDimensions)}else{if(this.iframe){this.iframe.setStyle(this.pixelClone(this.scaledInnerDimensions))}}this.fillData();B={width:this.scaledInnerDimensions.width,height:this.scaledInnerDimensions.height+this.dataDimensions.height}}else{this.resizeImage(this.innerDimensions);this.scaledInnerDimensions=null}this.resize(B)},resize:function(B){var F=this.lightview.getDimensions(),I=2*this.border,D=B.width+I,L=B.height+I;if(F.width==B.width&&F.height==B.height){return}var C={width:D+"px",height:L+"px"};if(!this.fixIE){Object.extend(C,{marginLeft:0-D/2+"px",marginTop:0-L/2+"px"})}if(this.options.effects){var G=D-F.width,K=L-F.height,J=parseInt(this.lightview.getStyle("marginLeft").replace("px","")),E=parseInt(this.lightview.getStyle("marginTop").replace("px",""));if(!this.fixIE){var A=(0-D/2)-J,H=(0-L/2)-E}this.resizing=new Effect.Tween(this.lightview,0,1,{duration:this.options.resizeDuration,queue:this.queue,transition:this.options.transition,afterFinish:function(){this.restoreCenter();this.resizing=null}.bind(this)},function(P){var M=(F.width+P*G).toFixed(0),O=(F.height+P*K).toFixed(0);if(this.fixIE){this.lightview.setStyle({top:"50%",left:"50%",width:(F.width+P*G).toFixed(0)+"px",height:(F.height+P*K).toFixed(0)+"px"})}else{var N=document.viewport.getDimensions(),Q=document.viewport.getScrollOffsets();this.lightview.setStyle({position:"absolute",marginLeft:0,marginTop:0,width:M+"px",height:O+"px",left:(Q[0]+(N.width/2)-(M/2)).round()+"px",top:(Q[1]+(N.height/2)-(O/2)).round()+"px"})}}.bind(this))}else{this.lightview.setStyle(C)}},showContent:function(){if(this.options.effects){new Effect.Event({queue:this.queue,afterFinish:Element[this.isImage?"show":"hide"].bind(this,this.prevnext)});new Effect.Opacity(this.center,{duration:0.5,from:0,to:1,queue:this.queue,afterFinish:Event.fire.bind(this,this.element,"lightview:opened")})}else{this.prevnext[this.isImage?"show":"hide"]();if(this.isImage){this.setImage(this.element.href)}this.center.setOpacity(1);$(this.element).fire("lightview:opened")}},hideContent:function(){this.hideButtons();if(this.options.effects&&this.lightview.visible()){new Effect.Opacity(this.center,{duration:0.18,from:1,to:0,queue:this.queue})}else{this.center.setOpacity(0)}},resizeImage:function(D){var C=this.pixelClone(D);this.prevnext.setStyle({height:D.height+"px"});this.mediaWrapper.setStyle(C);this.image.setStyle(C);var B=this.sideDimensions.width;var A=(D.width/2-1)+B+this.border;this.prevButton.setStyle({width:A+"px",marginLeft:-1*B+"px"});this.nextButton.setStyle({width:A+"px",marginRight:-1*B+"px"})},setImage:function(A){this.image.src=A},hideData:function(){this.dataText.hide();this.title.hide();this.caption.hide();this.imgNumber.hide();this.slideshow.hide()},fillData:function(){this.hideData();if(this._lightview.title||this._lightview.caption){this.dataText.show()}if(this._lightview.title){this.title.update(this._lightview.title).show()}if(this._lightview.caption){this.caption.update(this._lightview.caption).show()}if(this.elements&&this.elements.length>1){this.imgNumber.show().down().update(new Template(this.options.imgNumberTemplate).evaluate({position:this.position+1,total:this.elements.length}));this.slideshow.show();this.slideshowButton.show()}this.closeButtonWidth=this.setCloseButtons();this.dataDimensions=this.setDataDimensions()},setCloseButtons:function(){var E=this.closeDimensions.small.width,D=this.closeDimensions.large.width,G=this.closeDimensions.small.width,A=this.scaledInnerDimensions?this.scaledInnerDimensions.width:this.innerDimensions.width,F=180,C=0,B=this.options.borderColor;if(!this.isMedia()){B="url("+this.images+"close_small.jpg)";C=G}else{if(A>=F+E&&A<F+D){B="url("+this.images+"close_small.jpg)";C=E}else{if(A>=F+D){B="url("+this.images+"close.gif)";C=D}}}if(C>0){this.closeWrapper.setStyle({width:C+"px"}).show()}else{this.closeWrapper.hide()}this.closeButton.setStyle({background:B});return C},startLoading:function(){if(this.options.effects){this.loadingEffect=new Effect.Appear(this.loading,{duration:0.3,from:0,to:1,queue:this.queue})}else{this.loading.show()}},stopLoading:function(){if(!this.loading.visible()){return}if(this.options.effects){if(this.loadingEffect){Effect.Queues.get("lightview").remove(this.loadingEffect)}new Effect.Fade(this.loading,{duration:1,queue:this.queue})}else{this.loading.hide()}},showButtons:function(){var B=(this.position!=0?"show":"hide"),A=(this.isGallery&&this.getSurroundingIndexes().next!=0?"show":"hide");this.prevButton[B]();this.nextButton[A]();this.prevButtonImage[B]();this.nextButtonImage[A]()},hideButtons:function(){this.prevButton.hide();this.nextButton.hide();this.prevButtonImage.hide();this.nextButtonImage.hide()},appear:function(){if(this.lightview.getStyle("opacity")!=0){return}if(this.options.effects){new Effect.Appear(this.overlay,{duration:0.4,from:0,to:this.options.overlay.opacity,queue:this.queue,afterFinish:function(){if(!this.webkit419){this.lightview.show()}this.lightview.setOpacity(1)}.bind(this)})}else{this.overlay.show();if(!this.webkit419){this.lightview.show()}this.lightview.setOpacity(1)}},hide:function(){if(this.lightview.getStyle("opacity")==0){return}this.stopSlideshow();this.prevnext.hide();this.center.hide();if(this.options.effects){if(Effect.Queues.get("lightview_hide").effects.length>0){return}Effect.Queues.get("lightview").each(function(A){A.cancel()});new Effect.Opacity(this.lightview,{duration:0.1,from:1,to:0,queue:{position:"end",scope:"lightview_hide"}});new Effect.Fade(this.overlay,{duration:0.4,queue:{position:"end",scope:"lightview_hide"},afterFinish:this.afterHide.bind(this)})}else{if(!this.webkit419){this.lightview.hide()}this.lightview.setOpacity(0);this.overlay.hide();this.afterHide()}},afterHide:function(){if(this.webkit419){this.lightview.setStyle({marginLeft:"-10000px",marginTop:"-10000px"})}else{this.lightview.hide()}this.center.setOpacity(0).show();this.prevnext.show();this.disableKeyboardNavigation();this.showOverlapping();this.mediaWrapper.hide();this.importWrapper.hide();if(this.iframe){this.iframe.remove();this.iframe=null}this.restoreInlineContent();if(this.element){$(this.element).fire("lightview:hidden")}this.setNull()},setNull:function(){this.element=null;this.elements=null;this.set=null;this.scaledInnerDimensions=null},setDataDimensions:function(){var C={},B=this.scaledInnerDimensions?this.scaledInnerDimensions.width:this.innerDimensions.width,D=this.lightview.getStyle("display"),A=this.center.getStyle("display");this.dataContainer.setStyle({width:B+"px"});this.data.setStyle({width:B-this.closeButtonWidth-1+"px"});this.center.setStyle({visibility:"hidden"}).show();this.lightview.setStyle({visibility:"hidden"}).show();C=this.dataContainer.getDimensions();this.lightview.setStyle({visibility:"visible",display:D});this.center.setStyle({visibility:"visible",display:A});this.dataContainer.setStyle({width:"100%"});return C},restoreCenter:function(){if(this.fixIE){return}var B=this.lightview.getDimensions();if(this.webkit419){var A=document.viewport.getDimensions(),C=document.viewport.getScrollOffsets();this.lightview.setStyle({marginLeft:0,marginTop:0,left:(C[0]+(A.width/2)-(B.width/2)).round()+"px",top:(C[1]+(A.height/2)-(B.height/2)).round()+"px"})}else{this.lightview.setStyle({position:"fixed",left:"50%",top:"50%",marginLeft:(0-B.width/2).round()+"px",marginTop:(0-B.height/2).round()+"px"})}},startSlideshow:function(){this.stopSlideshow();this.sliding=true;this.next.bind(this).delay(0.25);this.slideshowButton.setStyle({background:"url("+this.images+"slideshow_stop.jpg) top left no-repeat"}).hide()},stopSlideshow:function(){if(this.sliding){this.sliding=false}if(this.slideTimer){clearTimeout(this.slideTimer)}this.slideshowButton.setStyle({background:"url("+this.images+"slideshow_play.jpg) top left no-repeat"})},toggleSlideshow:function(){this[(this.sliding?"stop":"start")+"Slideshow"]()},nextSlide:function(){if(this.sliding){this.slideTimer=this.next.bind(this).delay(this.options.slideshow.delay)}},enableKeyboardNavigation:function(){this.keyboardEvent=this.keyboardDown.bindAsEventListener(this);document.observe("keydown",this.keyboardEvent)},disableKeyboardNavigation:function(){if(this.keyboardEvent){document.stopObserving("keydown",this.keyboardEvent)}},keyboardDown:function(B){B.stop();var A=String.fromCharCode(B.keyCode).toLowerCase(),C=(B.keyCode==Event.KEY_ESC||["x","c"].member(A))?"hide":(B.keyCode==37&&this.isGallery&&!this.resizing&&this.position!=0)?"previous":(B.keyCode==39&&this.isGallery&&!this.resizing&&this.getSurroundingIndexes().next!=0)?"next":(A=="p"&&this.isGallery)?"startSlideshow":(A=="s"&&this.isGallery)?"stopSlideshow":null;if(A!="s"){this.stopSlideshow()}if(C){this[C]()}if(B.keyCode==Event.KEY_HOME&&this.isGallery&&!this.resizing&&this.elements.first()!=this.element){this.show(this.elements.first())}if(B.keyCode==Event.KEY_END&&this.isGallery&&!this.resizing&&this.elements.last()!=this.element){this.show(this.elements.last())}},updateViews:function(){this.sets=[];var A=$$("a[class^=lightview]");A.each(function(B){B.stopObserving("click");if(!B.hasAttribute("rel")){B.rel="image"}});A.each(function(B){if(!B._lightview){B._lightview={}}B.observe("click",this.show.curry(B).wrap(function(E,D){D.stop();E(D)}).bindAsEventListener(this));if(B.rel=="image"||B.rel.startsWith("gallery")){B.observe("mouseover",this.preloadImageHover.bind(this,B));var C=A.partition(function(D){return D.rel==B.rel});if(C[0].length){this.sets.push({rel:B.rel,elements:C[0]});A=C[1]}}else{}}.bind(this))},getSet:function(A){return this.sets.find(function(B){return B.rel==A})},isMedia:function(A){var B=A||this.element;return!["iframe","inline","ajax"].member(B.rel)},addObservers:function(){$(document.body).observe("click",this.bodyClick.bindAsEventListener(this));$w("prev next").each(function(A){this[A+"Button"].observe("mouseover",this.toggleSideButton.bindAsEventListener(this)).observe("mouseout",this.toggleSideButton.bindAsEventListener(this)).observe("click",this[A=="next"?A:"previous"].wrap(function(C,B){this.stopSlideshow();C(B)}).bindAsEventListener(this))}.bind(this));if(!this.webkit419){this.container.select("a.button").each(function(A){A.observe("mouseover",Element.setOpacity.bind(this,A,this.options.buttons.opacity.hover)).observe("mouseout",Element.setOpacity.bind(this,A,this.options.buttons.opacity.normal))}.bind(this))}this.closeButton.observe("click",this.hide.bindAsEventListener(this));this.slideshowButton.observe("click",this.toggleSlideshow.bindAsEventListener(this));if(this.webkit419){Event.observe(window,"scroll",this.restoreCenter.bindAsEventListener(this))}},bodyClick:function(B){var A=[this.overlay,this.left,this.right,this.loading.down()];if(Prototype.Browser.IE){A.push(this.closeable)}if(B.target&&A.include(B.target)){this.hide()}},preloadImageHover:function(A){if(A._lightview.preloaded||!A.rel||this.getPreloadedImageDimensions(A.href)){return}this.preloadFromSet(A)},preloadSurroundingImages:function(){if(this.elements.length==0){return}surrounding=this.getSurroundingIndexes();this.preloadFromSet([surrounding.next,surrounding.previous])},preloadFromSet:function(C){var B=(this.elements&&this.elements.member(C)||Object.isArray(C))?this.elements:C.rel?this.getSet(C.rel).elements:null;if(!B){return}var A=$A(Object.isNumber(C)?[C]:Object.isElement($(C))?[B.indexOf(C)]:C).uniq();A.each(function(F){var G=B[F],E=G.href;if(G._lightview.preloaded||!E||this.getPreloadedImageDimensions(E)){return}var D=new Image();D.onload=function(){D.onload=Prototype.emptyFunction;this.preloadedImages.push({href:E,width:D.width,height:D.height});$$("a[href]").findAll(function(H){return H.href==E}).each(function(H){if(!H._lightview){H._lightview={}}H._lightview.preloaded=true})}.bind(this);D.src=E}.bind(this))},getPreloadedImageDimensions:function(A){var B=this.preloadedImages.find(function(C){return C.href==A});return B?{width:B.width,height:B.height}:null},toggleSideButton:function(E){var C=E.element(),B=C.side,A=this.sideDimensions.width,F=(E.type=="mouseover")?0:B=="prev"?A:-1*A,D={marginLeft:F+"px"};if(this.options.effects){if(!this.sideEffect){this.sideEffect={}}if(this.sideEffect[B]){Effect.Queues.get("lightview_side"+B).remove(this.sideEffect[B])}this.sideEffect[B]=new Effect.Morph(this[B+"ButtonImage"],{style:D,duration:0.2,queue:{scope:"lightview_side"+B,limit:1}})}else{this[B+"ButtonImage"].setStyle(D)}},getSurroundingIndexes:function(){if(!this.elements){return}var D=this.position,C=this.elements.length;var B=(D<=0)?C-1:D-1,A=(D>=C-1)?0:D+1;return{previous:B,next:A}},createWebKitCorner:function(C,B,A,D){C.insert(B);B=$("corner"+D);this.drawCanvasCorner(B,A);return B},drawCanvasCorner:function(E,B){var A=this.radius,D=this.border,C=E.getContext("2d");C.fillStyle=this.options.backgroundColor;C.arc((B.left?A:D-A),(B.top?A:D-A),A,0,Math.PI*2,true);C.fill();C.fillRect((B.left?A:0),0,D-A,D);C.fillRect(0,(B.top?A:0),D,D-A)},createCorner:function(D,C,A,E){if(C&&C.getContext&&C.getContext("2d")){if(Prototype.Browser.WebKit){this.createWebKitCorner(D,C,A)}else{this.drawCanvasCorner(C,A)}}else{var B=this.border;C=new Element("div").setStyle({width:B+"px",height:B+"px",margin:0,padding:0,display:"block",position:"relative",overflow:"hidden"});C.insert(new Element("v:roundrect",{fillcolor:this.options.backgroundColor,strokeWeight:"1px",strokeColor:this.options.backgroundColor,arcSize:(this.radius/B*0.5).toFixed(2)}).setStyle({width:2*B-1+"px",height:2*B-1+"px",position:"absolute",left:(A.left?0:(-1*B))+"px",top:(A.top?0:(-1*B))+"px"}))}if(!Prototype.Browser.WebKit){D.insert(C)}},hideOverlapping:function(){if(this.preventingOverlap){return}$$("select","embed","object").invoke("setStyle",{visibility:"hidden"});this.preventingOverlap=true},showOverlapping:function(){$$("select","embed","object").invoke("setStyle",{visibility:"visible"});this.preventingOverlap=false},pixelClone:function(A){var B={};Object.keys(A).each(function(C){B[C]=A[C]+"px"});return B},getInnerDimensions:function(){return{width:this.innerDimensions.width,height:this.innerDimensions.height+this.dataDimensions.height}},getOuterDimensions:function(){var B=this.getInnerDimensions(),A=2*this.border;return{width:B.width+A,height:B.height+A}},getBounds:function(){var C=20,A=2*this.sideDimensions.height+C,B=document.viewport.getDimensions();return{width:B.width-A,height:B.height-A}}});Lightview.load();document.observe("dom:loaded",Lightview.start.bind(Lightview))