LightboxOptions=Object.extend({fileLoadingImage:"/img/loading.gif",fileBottomNavCloseImage:"/img/close.gif",overlayOpacity:0.5,animate:false,resizeSpeed:7,borderSize:10,labelImage:"Attēls",labelOf:"no"},window.LightboxOptions||{});var Lightbox=Class.create();Lightbox.prototype={imageArray:[],activeImage:undefined,initialize:function(){this.updateImageList();this.keyboardAction=this.keyboardAction.bindAsEventListener(this);if(LightboxOptions.resizeSpeed>10){LightboxOptions.resizeSpeed=10}if(LightboxOptions.resizeSpeed<1){LightboxOptions.resizeSpeed=1}this.resizeDuration=LightboxOptions.animate?((11-LightboxOptions.resizeSpeed)*0.15):0;this.overlayDuration=LightboxOptions.animate?0.2:0;var B=(LightboxOptions.animate?250:1)+"px";var A=$$("body")[0];A.appendChild(Builder.node("div",{id:"overlay"}));A.appendChild(Builder.node("div",{id:"lightbox"},[Builder.node("div",{id:"outerImageContainer"},Builder.node("div",{id:"imageContainer"},[Builder.node("img",{id:"lightboxImage"}),Builder.node("div",{id:"hoverNav"},[Builder.node("a",{id:"prevLink",href:"#"}),Builder.node("a",{id:"nextLink",href:"#"})]),Builder.node("div",{id:"loading"},Builder.node("a",{id:"loadingLink",href:"#"},Builder.node("img",{src:LightboxOptions.fileLoadingImage})))])),Builder.node("div",{id:"imageDataContainer"},Builder.node("div",{id:"imageData"},[Builder.node("div",{id:"imageDetails"},[Builder.node("span",{id:"caption"}),Builder.node("span",{id:"numberDisplay"})]),Builder.node("div",{id:"bottomNav"},Builder.node("a",{id:"bottomNavClose",href:"#"},Builder.node("img",{src:LightboxOptions.fileBottomNavCloseImage})))]))]));$("overlay").hide().observe("click",(function(){this.end()}).bind(this));$("lightbox").hide().observe("click",(function(D){if(D.element().id=="lightbox"){this.end()}}).bind(this));$("outerImageContainer").setStyle({width:B,height:B});$("prevLink").observe("click",(function(D){D.stop();this.changeImage(this.activeImage-1)}).bindAsEventListener(this));$("nextLink").observe("click",(function(D){D.stop();this.changeImage(this.activeImage+1)}).bindAsEventListener(this));$("loadingLink").observe("click",(function(D){D.stop();this.end()}).bind(this));$("bottomNavClose").observe("click",(function(D){D.stop();this.end()}).bind(this));var C=this;(function(){var D="overlay lightbox outerImageContainer imageContainer lightboxImage hoverNav prevLink nextLink loading loadingLink imageDataContainer imageData imageDetails caption numberDisplay bottomNav bottomNavClose";$w(D).each(function(E){C[E]=$(E)})}).defer()},updateImageList:function(){this.updateImageList=Prototype.emptyFunction;document.observe("click",(function(A){var B=A.findElement("a[rel^=lightbox]")||A.findElement("area[rel^=lightbox]");if(B){A.stop();this.start(B)}}).bind(this))},start:function(H){$$("select","object","embed").each(function(I){I.style.visibility="hidden"});var E=this.getPageSize();$("overlay").setStyle({width:E[0]+"px",height:E[1]+"px"});new Effect.Appear(this.overlay,{duration:this.overlayDuration,from:0,to:LightboxOptions.overlayOpacity});this.imageArray=[];var D=0;if((H.rel=="lightbox")){this.imageArray.push([H.href,H.title])}else{var C=$$(H.tagName+'[href][rel="'+H.rel+'"]');var B=C.collect(function(I){return I.href});this.imageArray=B.uniq();while(this.imageArray[D]!=H.href){D++}}var A=document.viewport.getScrollOffsets();var G=A[1]+(document.viewport.getHeight()/10);var F=A[0];this.lightbox.setStyle({top:G+"px",left:F+"px"}).show();this.changeImage(D)},changeImage:function(B){this.activeImage=B;if(LightboxOptions.animate){this.loading.show()}this.lightboxImage.hide();this.hoverNav.hide();this.prevLink.hide();this.nextLink.hide();this.imageDataContainer.setStyle({opacity:0.0001});this.numberDisplay.hide();var A=new Image();A.onload=(function(){this.lightboxImage.src=this.imageArray[this.activeImage];this.resizeImageContainer(A.width,A.height)}).bind(this);A.src=this.imageArray[this.activeImage]},resizeImageContainer:function(E,F){var H=this.outerImageContainer.getWidth();var C=this.outerImageContainer.getHeight();var G=(E+LightboxOptions.borderSize*2);var J=(F+LightboxOptions.borderSize*2);var K=(G/H)*100;var B=(J/C)*100;var I=H-G;var A=C-J;if(A!=0){new Effect.Scale(this.outerImageContainer,B,{scaleX:false,duration:this.resizeDuration,queue:"front"})}if(I!=0){new Effect.Scale(this.outerImageContainer,K,{scaleY:false,duration:this.resizeDuration,delay:this.resizeDuration})}var D=0;if((A==0)&&(I==0)){D=100;if(Prototype.Browser.IE){D=250}}(function(){this.prevLink.setStyle({height:F+"px"});this.nextLink.setStyle({height:F+"px"});this.imageDataContainer.setStyle({width:G+"px"});this.showImage()}).bind(this).delay(D/1000)},showImage:function(){this.loading.hide();new Effect.Appear(this.lightboxImage,{duration:this.resizeDuration,queue:"end",afterFinish:(function(){this.updateDetails()}).bind(this)});this.preloadNeighborImages()},updateDetails:function(){var A=$("lightbox-image-thumbnails");if(A!=null){this.caption.update(A.innerHTML).show()}new Effect.Parallel([new Effect.SlideDown(this.imageDataContainer,{sync:true,duration:this.resizeDuration,from:0,to:1}),new Effect.Appear(this.imageDataContainer,{sync:true,duration:this.resizeDuration})],{duration:this.resizeDuration,afterFinish:(function(){var B=this.getPageSize();this.overlay.setStyle({height:B[1]+"px"});this.updateNav()}).bind(this)})},updateNav:function(){this.hoverNav.show();if(this.activeImage>0){this.prevLink.show()}if(this.activeImage<(this.imageArray.length-1)){this.nextLink.show()}this.enableKeyboardNav()},enableKeyboardNav:function(){document.observe("keydown",this.keyboardAction)},disableKeyboardNav:function(){document.stopObserving("keydown",this.keyboardAction)},keyboardAction:function(D){var A=D.keyCode;var B;if(D.DOM_VK_ESCAPE){B=D.DOM_VK_ESCAPE}else{B=27}var C=String.fromCharCode(A).toLowerCase();if(C.match(/x|o|c/)||(A==B)){this.end()}else{if((C=="p")||(A==37)){if(this.activeImage!=0){this.disableKeyboardNav();this.changeImage(this.activeImage-1)}}else{if((C=="n")||(A==39)){if(this.activeImage!=(this.imageArray.length-1)){this.disableKeyboardNav();this.changeImage(this.activeImage+1)}}}}},preloadNeighborImages:function(){var A,B;if(this.imageArray.length>this.activeImage+1){A=new Image();A.src=this.imageArray[this.activeImage+1]}if(this.activeImage>0){B=new Image();B.src=this.imageArray[this.activeImage-1]}},end:function(){this.disableKeyboardNav();this.lightbox.hide();new Effect.Fade(this.overlay,{duration:this.overlayDuration});$$("select","object","embed").each(function(A){A.style.visibility="visible"})},getPageSize:function(){var C,A;if(window.innerHeight&&window.scrollMaxY){C=window.innerWidth+window.scrollMaxX;A=window.innerHeight+window.scrollMaxY}else{if(document.body.scrollHeight>document.body.offsetHeight){C=document.body.scrollWidth;A=document.body.scrollHeight}else{C=document.body.offsetWidth;A=document.body.offsetHeight}}var B,D;if(self.innerHeight){if(document.documentElement.clientWidth){B=document.documentElement.clientWidth}else{B=self.innerWidth}D=self.innerHeight}else{if(document.documentElement&&document.documentElement.clientHeight){B=document.documentElement.clientWidth;D=document.documentElement.clientHeight}else{if(document.body){B=document.body.clientWidth;D=document.body.clientHeight}}}if(A<D){pageHeight=D}else{pageHeight=A}if(C<B){pageWidth=C}else{pageWidth=B}return[pageWidth,pageHeight]}};document.observe("dom:loaded",function(){new Lightbox()});