/*
	Author: Joe Nicora
	www.seemecreate.com
	-------------------
	Attribution-Share Alike 3.0 United States
	You are free:
		* to Share � to copy, distribute, display, and perform the work
		* to Remix � to make derivative works
	Under the following conditions:
		* Attribution. You must attribute the work in the manner specified by the author or licensor (but not in any way that suggests that they endorse you or your use of the work).
		* Share Alike. If you alter, transform, or build upon this work, you may distribute the resulting work only under the same, similar or a compatible license.
		* For any reuse or distribution, you must make clear to others the license terms of this work. The best way to do this is with a link to this web page.
		* Any of the above conditions can be waived if you get permission from the copyright holder.
		* Apart from the remix rights granted under this license, nothing in this license impairs or restricts the author's moral rights.
		
	http://creativecommons.org/licenses/by-sa/3.0/us/
*/
/*
	lastmodified: 2/1/2008 by Andreas Stark www.cdpulse.com
*/
var lib={};lib.d=YAHOO.util.Dom;lib.e=YAHOO.util.Event;lib.ce=YAHOO.util.CustomEvent;lib.a=YAHOO.util.Anim;YAHOO.namespace("YAHOO.photoViewer");YAHOO.photoViewer.base=function(id){var container=null;var viewerDom=null;var maskDom=null;var showcaseImage=null;var headerDom=null;var titleDom=null;var closeDom=null;var bodyDom=null;var descDom=null;var footerDom=null;var prevDom=null;var nextDom=null;var flickrDom=null;var controlsDom=null;var playDom=null;var stopDom=null;var displayDom=null;var viewer=null;var controls=null;var thumbs=null;var that=this;var properties=YAHOO.photoViewer.config.viewers[id].properties;var events={};var currentThumb=null;var preloadtimer=null;var preloadimgs=[];var hasLoaded={};var defaultText={next:"next",prev:"prev",close:"close"};var shuffleArr=[];var slideShowTimerTimeout=null;this.init=function(){properties.thumbEvent=properties.thumbEvent||"click";properties.slideShow=properties.slideShow||false;if(properties.slideShow){properties.slideShow.duration=properties.slideShow.duration||3000;properties.slideShow.loopMode=properties.slideShow.loopMode||"loop";properties.slideShow.startAt=properties.slideShow.startAt||"first";properties.slideShow.playMode=properties.slideShow.playMode||"ordered";properties.slideShow.applyControls=lib.d.get(properties.slideShow.applyControls)||false;properties.slideShow.loop=(properties.slideShow.loop==undefined)?true:properties.slideShow.loop;properties.slideShow.autoStart=(properties.slideShow.autoStart==undefined)?true:properties.slideShow.autoStart;properties.slideShow.state=0;}if(properties.loadFrom=="flickr"){if(!properties.flickrRss.id){alert("You cannot use a Flickr feed without an id");return;}properties.flickrRss.thumbSize=properties.flickrRss.thumbSize||"thumb";}switch(properties.loadFrom){case"xml":setEvents();if(properties.slideShow){if(properties.slideShow.autoStart){this.loadXML();events.xmlload.unsubscribe(this.play);events.xmlload.subscribe(this.play);}}break;case"flickr":setEvents();if(properties.slideShow){if(properties.slideShow.autoStart){this.loadFlickrRss();events.flickrload.unsubscribe(this.play);events.flickrload.subscribe(this.play);}}break;case"html":config();if(properties.slideShow){if(properties.slideShow.autoStart)this.play();}break;};if(properties.slideShow){if(!properties.slideShow.loop)events.lastphoto.subscribe(this.stop);}return this;};this.loadXML=function(url){var sUrl=url?url:properties.url;var postData="";var callback={success:readPhotos,failure:fail,that:this};YAHOO.photoViewer.loading.on();var request=YAHOO.util.Connect.asyncRequest('GET',sUrl,callback,postData);};this.loadFlickrRss=function(){var scriptSrc="http://api.flickr.com/services/feeds/photos_public.gne?id="+properties.flickrRss.id+"&lang=en-us&format=json&jsoncallback=YAHOO.photoViewer.controller.viewers."+properties.id+".registerFlickr";flickrDom=document.createElement("script");flickrDom.setAttribute("type","text/javascript");flickrDom.setAttribute("src",scriptSrc);document.getElementsByTagName("head")[0].appendChild(flickrDom);};this.registerFlickr=function(rsp){if(properties.flickrRss){var photo={};var start=0;var replaceStr="&quot; /&gt;&lt;/a&gt;&lt;/p&gt;";var thumbReplace=(properties.flickrRss.thumbSize=="square")?"_s":"_t";var photoNodes=rsp.items;for(var i=0;i<photoNodes.length;i++){photo.thumbsource=photoNodes[i].media.m.replace("_m",thumbReplace);photo.fullsource=photoNodes[i].media.m.replace("_m","");photo.title=photoNodes[i].title;photo.description=photoNodes[i].description;if(!YAHOO.env.ua.ie){var maxLen=600;photo.description=photo.description.replace(/&lt;/g,"<").replace(/&gt;/g,">").replace(/&quot;/g,'"');photo.description=mid(photo.description,0,maxLen);}else{var tempDesc=document.createElement("div");tempDesc.innerHTML=photo.description.replace(/&lt;/g,"<").replace(/&gt;/g,">").replace(/&quot;/g,'"');photo.description=tempDesc.innerText;tempDesc=null;}if(photo.description.length>maxLen){photo.description+=" ...";}createPhoto(photo);}config();events.flickrload.fire();YAHOO.photoViewer.loading.off();}};this.prev=function(){var currentIndex=getThumbIndexFromId(currentThumb);var prevousIndex=(currentIndex>0)?(currentIndex-1):(thumbs.length-1);currentThumb=thumbs[prevousIndex].getElementsByTagName("img")[0];loadViewer(thumbs[prevousIndex]);};this.next=function(){var currentIndex=getThumbIndexFromId(currentThumb);var nextIndex=(currentIndex<(thumbs.length-1))?(currentIndex+1):0;currentThumb=thumbs[nextIndex].getElementsByTagName("img")[0];loadViewer(thumbs[nextIndex]);};this.close=function(){viewer.hide();lib.d.setStyle(maskDom,"visibility","hidden");if(properties.slideShow){that.stop();lib.d.setStyle(controlsDom,"display","none");}events.closeviewer.fire(that);};this.open=function(index){var thumb=currentThumb?currentThumb.parentNode:thumbs[0];var index=Number(index);if(index>-1&&index<thumbs.length){thumb=thumbs[index];}currentThumb=thumb.getElementsByTagName("img")[0];events.openviewer.fire(that);loadViewer(thumb);if(lib.d.getStyle(viewer.element,"display")=="none"){viewer.show();}};this.on=function(evt,callback){events[evt].subscribe(callback);};this.un=function(evt,callback){events[evt].unsubscribe(callback);};this.getProperty=function(p){if(!properties[p]){return null;}return properties[p]};this.setProperty=function(p,v){if(!properties[p]){return null;}properties[p]=v;return properties[p]};this.preload=function(){var func="YAHOO.photoViewer.controller.getViewer('"+properties.id+"').preload()";if(preloadtimer){clearTimeout(preloadtimer);}for(var a=0;a<thumbs.length;a++){var href=thumbs[a].getAttribute("href");var fullsource=thumbs[a].getAttribute("fullsource");preloadimgs.push(new Image());if(href!="javascript")preloadimgs[a].src=href;else preloadimgs[a].src=fullsource;}if(preloadimgs.length<thumbs.length)preloadtimer=setTimeout(func,1000);};this.play=function(index){var next=0;if(properties.slideShow.playMode=="shuffle"){next=shuffle();}if(properties.slideShow.playMode=="random"){next=randRange(0,thumbs.length);}if(properties.slideShow.state==1){next=(getThumbIndexFromId(currentThumb)+1);}if(arguments.length){next=index+1;}events.viewerload.unsubscribe(startTimer);events.viewerload.subscribe(startTimer);that.open(next);properties.slideShow.state=2;events.play.fire(that);};this.stop=function(){events.viewerload.unsubscribe(startTimer);clearTimeout(slideShowTimerTimeout);slideShowTimerTimeout=null;resetShuffle();properties.slideShow.state=0;events.stop.fire(that);};this.pause=function(){events.viewerload.unsubscribe(startTimer);clearTimeout(slideShowTimerTimeout);slideShowTimerTimeout=null;properties.slideShow.state=1;events.pause.fire(that);};this.destroyViewer=function(){if(viewer){lib.e.purgeElement(showcaseImage,true,"load");viewer.destroy();for(var a in events){var us=events[a].unsubscribeAll();}for(var a=0;a<thumbs.length;a++){lib.e.removeListener(thumbs[a],properties.thumbEvent,thumbClick);thumbs[a].setAttribute("href",thumbs[a].fullsource);}events.viewerload.unsubscribe(startTimer);clearTimeout(slideShowTimerTimeout);slideShowTimerTimeout=null;if(maskDom){if(maskDom.parentNode)maskDom.parentNode.removeChild(maskDom);}YAHOO.photoViewer.loading.destroy();YAHOO.photoViewer.controller.removeViewer(properties.id);}};function startTimer(){var func="YAHOO.photoViewer.controller.getViewer('"+properties.id+"').getNextSlide()";if(slideShowTimerTimeout)clearTimeout(slideShowTimerTimeout);slideShowTimerTimeout=setTimeout(func,properties.slideShow.duration);};function shuffle(){if(shuffleArr.length==0){resetShuffle();}var seed=randRange(0,(shuffleArr.length-1));var next=shuffleArr[seed];shuffleArr.splice(seed,1);if(shuffleArr.length==0){events.lastphoto.fire();if(properties.slideShow.state<2){return;}}return next;};function resetShuffle(){for(var a=0;a<thumbs.length;a++){shuffleArr[a]=a;}};function randRange(intFrom,intTo,intSeed){intFrom=Math.floor(intFrom);intTo=Math.floor(intTo);return(Math.floor(intFrom+((intTo-intFrom+1)*Math.random((intSeed!=null)?intSeed:0))));};this.getNextSlide=function(){var next=0;if(properties.slideShow.playMode=="ordered"){var currentIndex=getThumbIndexFromId(currentThumb);var nextIndex=(currentIndex<(thumbs.length-1))?(currentIndex+1):0;this.open(nextIndex);}if(properties.slideShow.playMode=="shuffle"){this.open(shuffle());}if(properties.slideShow.playMode=="random"){this.open(randRange(0,thumbs.length));}};function getThumbIndexFromId(el){return Number(lib.d.getAncestorByTagName(el,"a").getAttribute("id").split("_")[1]);};function getThumbIndex(el){for(var a=0;a<thumbs.length;a++){if(el===thumbs[a])return a;}};function loadViewer(e){if(!viewer){createViewer();if(properties.slideShow){createControls();}if(YAHOO.env.ua.ie==0||YAHOO.env.ua.ie==7){lib.e.on(showcaseImage,"load",viewerLoaded);}else{that.checkLoadForIe();}}var thumbImage=lib.e.getTarget(e)?lib.e.getTarget(e):e.getElementsByTagName("img")[0];var thumbAnchor=thumbImage.parentNode;var titleText=thumbAnchor.getAttribute("title").length?thumbAnchor.getAttribute("title"):"";var descText=thumbImage.getAttribute("alt");var photoCount=getThumbIndexFromId(thumbImage)+1;if(properties.slideShow){lib.d.setStyle(controlsDom,"display","block");}if(photoCount==(thumbs.length)){var flag=false;if(properties.slideShow){if(properties.slideShow.playMode=="ordered"){flag=true;}}else{flag=true;}if(flag)events.beforelastphoto.fire();}insertStr(titleDom,titleText);insertStr(descDom.firstChild,descText);if(!YAHOO.env.ua.ie!=6){events.viewerupdated.unsubscribe(attachShowcaseEvts);events.viewerupdated.subscribe(attachShowcaseEvts);events.viewerupdated.fire();}else that.checkLoadForIe();showcaseImage.src=thumbAnchor.fullsource;if(!hasLoaded[thumbAnchor.fullsource]){YAHOO.photoViewer.loading.on({applyTo:viewerDom});}lib.d.setStyle(bodyDom,"opacity","0");lib.d.setStyle(titleDom,"opacity","0");lib.d.setStyle(viewerDom,"z-index",YAHOO.photoViewer.zIndex++);lib.d.setStyle(maskDom,"z-index",YAHOO.photoViewer.zIndex-1);};function attachShowcaseEvts(){lib.e.purgeElement(showcaseImage,true,"load");lib.e.on(showcaseImage,"load",viewerLoaded);};var checkLoadTimeout=null;this.checkLoadForIe=function(){var func="YAHOO.photoViewer.controller.getViewer('"+properties.id+"').checkLoadForIe()";if(checkLoadTimeout){clearTimeout(checkLoadTimeout);}if(!showcaseImage.complete){checkLoadTimeout=setTimeout(func,1000);}else{viewerLoaded();}};function getClassName(el){if(!typeof el=="object"){return null;}if(YAHOO.env.ua.ie)return el.getAttribute("className");else return el.getAttribute("class");};function readPhotos(data){var photo={};if(data.responseXML!==undefined){var photoNodes=data.responseXML.getElementsByTagName("photo");for(var i=0;i<photoNodes.length;i++){photo.thumbsource=photoNodes[i].getElementsByTagName("thumbsource")[0].firstChild.nodeValue;photo.fullsource=photoNodes[i].getElementsByTagName("fullsource")[0].firstChild.nodeValue;if(photoNodes[i].getElementsByTagName("title")[0].firstChild){photo.title=photoNodes[i].getElementsByTagName("title")[0].firstChild.nodeValue;}else{photo.title="";}if(photoNodes[i].getElementsByTagName("description")[0].firstChild){photo.description=photoNodes[i].getElementsByTagName("description")[0].firstChild.nodeValue;}else{photo.description="";}createPhoto(photo);}config();events.xmlload.fire();YAHOO.photoViewer.loading.off();}};function fail(data){alert("XML file failed to load");YAHOO.photoViewer.loading.off();};function createPhoto(photo){var anchor=document.createElement("a");var img=document.createElement("img");container=lib.d.get(properties.id);anchor.setAttribute("href",photo.fullsource);anchor.setAttribute("fullsource",photo.fullsource);anchor.setAttribute("title",photo.title);lib.d.addClass(anchor,"photoViewer");img.setAttribute("src",photo.thumbsource);img.setAttribute("alt",photo.description);anchor.appendChild(img);container.appendChild(anchor);};function config(){container=lib.d.get(properties.id);thumbs=lib.d.getElementsByClassName("photoViewer","a",container);that.preload();setEvents();};function setEvents(){if(thumbs){for(var a=0;a<thumbs.length;a++){if(thumbs[a].getAttribute("href")!="javascript:;"){thumbs[a].fullsource=thumbs[a].href;thumbs[a].setAttribute("href","javascript:;");}lib.e.removeListener(thumbs[a],properties.thumbEvent,thumbClick,that,true);lib.e.on(thumbs[a],properties.thumbEvent,thumbClick,that,true);thumbs[a].setAttribute("id","thumb_"+a);}lib.e.on(window,"resize",adjustPosition);lib.e.on(window,"resize",adjustControls);lib.e.on(window,"scroll",adjustControls);}if(!events.opeviewer)events.openviewer=new lib.ce("openviewer",this,true,1);if(!events.closeviewer)events.closeviewer=new lib.ce("closeviewer",this,true,1);if(!events.xmlload)events.xmlload=new lib.ce("xmlload",this,true,1);if(!events.viewerload)events.viewerload=new lib.ce("viewerload",this,true,1);if(!events.viewerupdated)events.viewerupdated=new lib.ce("viewerupdated",this,true,1);if(!events.beforelastphoto)events.beforelastphoto=new lib.ce("beforelastphoto",this,true,1);if(!events.lastphoto)events.lastphoto=new lib.ce("lastphoto",this,true,1);if(!events.play)events.play=new lib.ce("play",this,true,1);if(!events.stop)events.stop=new lib.ce("stop",this,true,1);if(!events.pause)events.pause=new lib.ce("pause",this,true,1);if(!events.flickrload)events.flickrload=new lib.ce("flickrload",this,true,1);};function thumbClick(e,scope){currentThumb=lib.e.getTarget(e);events.openviewer.fire(that);loadViewer(e);lib.e.preventDefault(e);};function viewerLoaded(){if(showcaseImage.src==""||!showcaseImage.src){return;}lib.d.setStyle(maskDom,"visibility","visible");hasLoaded[showcaseImage.src]=true;var widthTo=(lib.d.getRegion(showcaseImage).right-lib.d.getRegion(showcaseImage).left)+parseInt(lib.d.getStyle(imageContDom,"padding-left"),10)+parseInt(lib.d.getStyle(imageContDom,"padding-right"),10);if(!isVisible(viewerDom)){if(properties.fixedcenter){lib.d.setStyle(viewerDom,"width","10px");lib.d.setStyle(viewerDom,"height","10px");}try{viewer.center();}catch(e){}viewer.show();}lib.d.setStyle(descDom,"width",widthTo+"px");if(YAHOO.env.ua.ie>5)widthTo+=40;var heightTo=lib.d.getRegion(showcaseImage).bottom-lib.d.getRegion(showcaseImage).top+parseInt(lib.d.getStyle(imageContDom,"padding-top"),10)+parseInt(lib.d.getStyle(imageContDom,"padding-bottom"),10)+lib.d.getRegion(descDom).bottom-lib.d.getRegion(descDom).top+lib.d.getRegion(headerDom).bottom-lib.d.getRegion(headerDom).top+lib.d.getRegion(footerDom).bottom-lib.d.getRegion(footerDom).top;if(YAHOO.env.ua.ie>5)heightTo+=40;var topTo=(lib.d.getViewportHeight()/2)-(heightTo/2)-20+lib.d.getDocumentScrollTop();var leftTo=(lib.d.getViewportWidth()/2)-(widthTo/2)-20+lib.d.getDocumentScrollLeft();var attr={width:{to:widthTo},height:{to:heightTo},top:{to:topTo},left:{to:leftTo}};if(!properties.fixedcenter){var x=eval(properties.xy)[0];var y=eval(properties.xy)[1];attr={width:{to:widthTo},height:{to:heightTo}};lib.d.setStyle(viewerDom,"top",y+"px");lib.d.setStyle(viewerDom,"left",x+"px");}var resize=new lib.a(viewerDom,attr,properties.grow,properties.easing);resize.animate();resize.onComplete.unsubscribe(fadeViewer);resize.onComplete.subscribe(fadeViewer);adjustPosition();resize=null;events.viewerload.fire();YAHOO.photoViewer.loading.off();};function fadeViewer(){var fade=null;var domEls=[bodyDom,titleDom];for(var a=0;a<domEls.length;a++){fade=new lib.a(domEls[a],{opacity:{to:1}},properties.fade,properties.easing);fade.animate();}fade.onComplete.unsubscribe(finishLoad);fade.onComplete.subscribe(finishLoad);fade=null;};function finishLoad(){if((getThumbIndexFromId(currentThumb)+1)==(thumbs.length)){var flag=false;if(properties.slideShow){if(properties.slideShow.playMode=="ordered"){flag=true;}}else{flag=true;}if(flag)events.lastphoto.fire();}};function createControls(){var controlsZ=99999999999999999999;var defaultPlayText=properties.slideShow.controlsText.pause;var playClass="photoViewer-pause";controlsDom=document.createElement("div");controlsDom.setAttribute("id",properties.id+"-controls");lib.d.addClass(controlsDom,"photoViewer-controls");playDom=document.createElement("a");playDom.setAttribute("id",properties.id+"-play");lib.d.addClass(playDom,playClass);playDom.setAttribute("href","javascript:;");lib.e.on(playDom,"click",btnPlay);insertStr(playDom,defaultPlayText);stopDom=document.createElement("a");stopDom.setAttribute("id",properties.id+"-stop");lib.d.addClass(stopDom,"photoViewer-stop");stopDom.setAttribute("href","javascript:;");lib.e.on(stopDom,"click",btnStop);insertStr(stopDom,properties.slideShow.controlsText.stop);displayDom=document.createElement("span");displayDom.setAttribute("id",properties.id+"-display");lib.d.addClass(displayDom,"photoViewer-display");displayUpdate();controlsDom.appendChild(playDom);controlsDom.appendChild(stopDom);controlsDom.appendChild(displayDom);if(properties.slideShow.applyControls){lib.d.get(properties.slideShow.applyControls).appendChild(controlsDom);lib.d.addClass(controlsDom,"photoViewer-controls-relative");}else{document.body.appendChild(controlsDom);lib.d.addClass(controlsDom,"photoViewer-controls-absolute");lib.d.setStyle(controlsDom,"z-index",controlsZ);var marginLeft=((lib.d.getRegion(controlsDom).right-lib.d.getRegion(controlsDom).left)/2)*-1;lib.d.setStyle(controlsDom,"margin-left",marginLeft+"px");}events.viewerload.unsubscribe(displayUpdate);events.viewerload.subscribe(displayUpdate);events.lastphoto.unsubscribe(playBtnDisplay);events.lastphoto.subscribe(playBtnDisplay);};function displayUpdate(){var displayText=properties.slideShow.controlsText.display;var newText="";newText=displayText.replace("{0}",Number(getThumbIndexFromId(currentThumb)+1));newText=newText.replace("{1}",thumbs.length);displayDom.innerHTML=newText;playBtnDisplay();};function adjustControls(){if(YAHOO.env.ua.ie<7){if(controlsDom){var top=(lib.d.getViewportHeight()-controlsDom.offsetHeight)+(lib.d.getDocumentScrollTop()-10);lib.d.setY(controlsDom,top);}}else{var bottom=10-lib.d.getDocumentScrollTop();lib.d.setStyle(controlsDom,"bottom",bottom+"px");}};function btnPlay(){if(lib.d.hasClass(playDom,"photoViewer-play")){that.play();insertStr(playDom,properties.slideShow.controlsText.pause);lib.d.replaceClass(playDom,"photoViewer-play","photoViewer-pause");}else{that.pause();insertStr(playDom,properties.slideShow.controlsText.play);lib.d.replaceClass(playDom,"photoViewer-pause","photoViewer-play");}};function playBtnDisplay(){if(properties.slideShow.state!=2){insertStr(playDom,properties.slideShow.controlsText.play);lib.d.replaceClass(playDom,"photoViewer-pause","photoViewer-play");}else{insertStr(playDom,properties.slideShow.controlsText.pause);lib.d.replaceClass(playDom,"photoViewer-play","photoViewer-pause");}};function btnStop(){that.stop();insertStr(playDom,properties.slideShow.controlsText.play);lib.d.replaceClass(playDom,"photoViewer-pause","photoViewer-play");};function createViewer(){var buttonText=properties.buttonText?properties.buttonText:defaultText;showcaseImage=document.createElement("img");lib.d.addClass(showcaseImage,"photoViewer-showcaseImage");lib.d.addClass(showcaseImage,"photoViewer-showcase");if(!viewerDom){viewerDom=document.createElement("div");viewerDom.setAttribute("id",properties.id+"-viewer");lib.d.addClass(viewerDom,"photoViewer-viewer");maskDom=document.createElement("div");maskDom.setAttribute("id",properties.id+"-mask");lib.d.addClass(maskDom,"photoViewer-mask");lib.d.setStyle(maskDom,"z-index",YAHOO.photoViewer.zIndex-1);headerDom=document.createElement("div");headerDom.setAttribute("id",properties.id+"-header");lib.d.addClass(headerDom,"photoViewer-header");titleDom=document.createElement("h1");titleDom.setAttribute("id",properties.id+"-title");lib.d.addClass(titleDom,"photoViewer-title");closeDom=document.createElement("a");var closeText=buttonText.close?buttonText.close:defaultText.close;insertStr(closeDom,closeText);closeDom.setAttribute("id",properties.id+"-close");closeDom.setAttribute("href","javascript:;");lib.d.addClass(closeDom,"photoViewer-close");lib.e.on(closeDom,"click",that.close);bodyDom=document.createElement("div");bodyDom.setAttribute("id",properties.id+"-body");lib.d.addClass(maskDom,"photoViewer-body");imageContDom=document.createElement("div");imageContDom.setAttribute("id",properties.id+"-imageCont");lib.d.addClass(imageContDom,"photoViewer-imageCont");descDom=document.createElement("div");descDom.setAttribute("id",properties.id+"-desc");lib.d.addClass(descDom,"photoViewer-desc");footerDom=document.createElement("div");footerDom.setAttribute("id",properties.id+"-footer");lib.d.addClass(footerDom,"photoViewer-footer");prevDom=document.createElement("a");var prevText=buttonText.prev?buttonText.prev:defaultText.prev;insertStr(prevDom,prevText);prevDom.setAttribute("id",properties.id+"-prev");prevDom.setAttribute("href","javascript:;");lib.d.addClass(prevDom,"photoViewer-prev");lib.e.on(prevDom,"click",that.prev);nextDom=document.createElement("a");var nextText=buttonText.next?buttonText.next:defaultText.next;insertStr(nextDom,nextText);nextDom.setAttribute("id",properties.id+"-next");nextDom.setAttribute("href","javascript:;");lib.d.addClass(nextDom,"photoViewer-next");lib.e.on(nextDom,"click",that.next);headerDom.appendChild(titleDom);headerDom.appendChild(closeDom);bodyDom.appendChild(imageContDom);imageContDom.appendChild(showcaseImage);bodyDom.appendChild(descDom);descDom.appendChild(document.createElement("p"));footerDom.appendChild(prevDom);footerDom.appendChild(nextDom);if(properties.modal){document.body.appendChild(maskDom);}if(properties.position=="absolute"||!properties.container){document.body.appendChild(viewerDom);}else{lib.d.get(properties.container).appendChild(viewerDom);}if(properties.dragable){var dragObj=new YAHOO.photoViewer.DDOnTop(viewerDom.getAttribute("id"));dragObj.setHandleElId(titleDom.getAttribute("id"));lib.d.setStyle(titleDom,"cursor","move");lib.e.on(viewerDom,"click",function(){lib.d.setStyle(this,"z-index",YAHOO.photoViewer.zIndex++);});}}var posXY=properties.xy?properties.xy:null;var type,attr;if(properties.position=="absolute"){type=YAHOO.widget.Overlay;attr={xy:eval(posXY),fixedcenter:properties.fixedcenter,constraintoviewport:true,visible:false,zIndex:YAHOO.photoViewer.zIndex,effect:{effect:YAHOO.widget.ContainerEffect.FADE,duration:properties.fade}};}else{type=YAHOO.widget.Module;attr={visible:true};lib.d.setStyle(viewerDom,"position","relative");}viewer=new type(properties.id+"-viewer",attr);viewer.setHeader(headerDom);viewer.setBody(bodyDom);viewer.setFooter(footerDom);viewer.render();};function adjustPosition(){var width=(lib.d.getDocumentWidth()>lib.d.getViewportWidth())?lib.d.getDocumentWidth():lib.d.getViewportWidth();var height=(lib.d.getDocumentHeight()>lib.d.getViewportHeight())?lib.d.getDocumentHeight():lib.d.getViewportHeight();lib.d.setStyle(maskDom,"width",width+"px");lib.d.setStyle(maskDom,"height",height+"px");};function isVisible(el){if(lib.d.getStyle(el,"visibility")=="visible")return true;else return false;};function insertStr(el,str,append){var append=append?append:false;if(append)el.innerHTML+=str;else el.innerHTML=str;};function testForThumb(el){return lib.d.hasClass(el,"photoViewer");};function mid(str,start,len){if(start<0||len<0)return"";var iEnd,iLen=String(str).length;if(start+len>iLen)iEnd=iLen;else iEnd=start+len;return String(str).substring(start,iEnd);};};YAHOO.photoViewer.loading=function(){var loadingScreen=null;var applyTo=null;var public={on:function(config){if(!config){config={};}applyTo=config.applyTo?lib.d.get(config.applyTo):document.body;createLoadingScreen();},off:function(){lib.d.setStyle(loadingScreen,"display","none");},destroy:function(){if(loadingScreen){loadingScreen.parentNode.removeChild(loadingScreen);loadingScreen=null;}}};function createLoadingScreen(){if(!loadingScreen){loadingScreen=document.createElement("div");loadingScreen.setAttribute("id","photoViewer-loading");lib.d.addClass(loadingScreen,"photoViewer-loading");lib.d.setStyle(loadingScreen,"position","absolute");lib.d.setStyle(loadingScreen,"display","none");document.body.appendChild(loadingScreen);}position();lib.d.setStyle(loadingScreen,"display","block");lib.d.setStyle(loadingScreen,"z-index",YAHOO.photoViewer.zIndex+10);};function position(){lib.d.setStyle(loadingScreen,"top",lib.d.getRegion(applyTo).top+"px");lib.d.setStyle(loadingScreen,"left",lib.d.getRegion(applyTo).left+"px");lib.d.setStyle(loadingScreen,"width",(lib.d.getRegion(applyTo).right-lib.d.getRegion(applyTo).left)+"px");lib.d.setStyle(loadingScreen,"height",(lib.d.getRegion(applyTo).bottom-lib.d.getRegion(applyTo).top)+"px");if(applyTo.tagName.toLowerCase()=="body"){if((lib.d.getRegion(applyTo).bottom-lib.d.getRegion(applyTo).top)<lib.d.getViewportHeight()){lib.d.setStyle(loadingScreen,"height",lib.d.getViewportHeight()+"px");}}};return public;}();YAHOO.photoViewer.DDOnTop=function(id,sGroup,config){YAHOO.photoViewer.DDOnTop.superclass.constructor.apply(this,arguments);};YAHOO.extend(YAHOO.photoViewer.DDOnTop,YAHOO.util.DD,{startDrag:function(x,y){var style=this.getEl().style;style.zIndex=YAHOO.photoViewer.zIndex++;},endDrag:function(x,y){var pos="["+lib.d.getRegion(this.getEl()).left+","+lib.d.getRegion(this.getEl()).top+"]";var id=this.getEl().id.split("-");id.splice(id.length-1,1);id=id.join("-");YAHOO.photoViewer.controller.getViewer(id).setProperty("xy",pos);}});YAHOO.photoViewer.zIndex=1000;YAHOO.photoViewer.controller=function(){var viewers={};var public={init:function(){for(var a in YAHOO.photoViewer.config.viewers){viewers[a]=new YAHOO.photoViewer.base(YAHOO.photoViewer.config.viewers[a].properties.id);viewers[a].init();}},getViewer:function(id){if(viewers[id])return viewers[id];},getViewers:function(){return viewers;},removeViewer:function(id){delete viewers[id];},viewers:viewers};return public;}();lib.e.onDOMReady(YAHOO.photoViewer.controller.init,YAHOO.photoViewer.controller,YAHOO.photoViewer.controller);