var initPhotoSwipeFromDOM=function(gallerySelector){var parseThumbnailElements=function(el){var thumbElements=el.childNodes,numNodes=thumbElements.length,items=[],figureEl,linkEl,size,item;for(var i=0;i<numNodes;i++){figureEl=thumbElements[i];if(figureEl.nodeType!==1){continue;}
linkEl=figureEl.children[0];size=linkEl.getAttribute('data-size').split('x');item={src:linkEl.getAttribute('href'),w:parseInt(size[0],10),h:parseInt(size[1],10)};if(figureEl.children.length>1){item.title=figureEl.children[1].innerHTML;}
if(linkEl.children.length>0){item.msrc=linkEl.children[0].getAttribute('src');}
item.el=figureEl;items.push(item);}
return items;};var closest=function closest(el,fn){return el&&(fn(el)?el:closest(el.parentNode,fn));};var onThumbnailsClick=function(e){e=e||window.event;e.preventDefault?e.preventDefault():e.returnValue=false;var eTarget=e.target||e.srcElement;var clickedListItem=closest(eTarget,function(el){return(el.tagName&&el.tagName.toUpperCase()==='FIGURE');});if(!clickedListItem){return;}
var clickedGallery=clickedListItem.parentNode,childNodes=clickedListItem.parentNode.childNodes,numChildNodes=childNodes.length,nodeIndex=0,index;for(var i=0;i<numChildNodes;i++){if(childNodes[i].nodeType!==1){continue;}
if(childNodes[i]===clickedListItem){index=nodeIndex;break;}
nodeIndex++;}
if(index>=0){openPhotoSwipe(index,clickedGallery);}
return false;};var photoswipeParseHash=function(){var hash=window.location.hash.substring(1),params={};if(hash.length<5){return params;}
var vars=hash.split('&');for(var i=0;i<vars.length;i++){if(!vars[i]){continue;}
var pair=vars[i].split('=');if(pair.length<2){continue;}
params[pair[0]]=pair[1];}
if(params.gid){params.gid=parseInt(params.gid,10);}
return params;};var openPhotoSwipe=function(index,galleryElement,disableAnimation,fromURL){var pswpElement=document.querySelectorAll('.pswp')[0],gallery,options,items;items=parseThumbnailElements(galleryElement);options={galleryUID:galleryElement.getAttribute('data-pswp-uid'),getThumbBoundsFn:function(index){var thumbnail=items[index].el.getElementsByTagName('img')[0],pageYScroll=window.pageYOffset||document.documentElement.scrollTop,rect=thumbnail.getBoundingClientRect();return{x:rect.left,y:rect.top+pageYScroll,w:rect.width};}};if(fromURL){if(options.galleryPIDs){for(var j=0;j<items.length;j++){if(items[j].pid==index){options.index=j;break;}}}else{options.index=parseInt(index,10)-1;}}else{options.index=parseInt(index,10);}
if(isNaN(options.index)){return;}
if(disableAnimation){options.showAnimationDuration=0;}
gallery=new PhotoSwipe(pswpElement,PhotoSwipeUI_Default,items,options);gallery.init();};var galleryElements=document.querySelectorAll(gallerySelector);for(var i=0,l=galleryElements.length;i<l;i++){galleryElements[i].setAttribute('data-pswp-uid',i+1);galleryElements[i].onclick=onThumbnailsClick;}
var hashData=photoswipeParseHash();if(hashData.pid&&hashData.gid){openPhotoSwipe(hashData.pid,galleryElements[hashData.gid-1],true,true);}};initPhotoSwipeFromDOM('.photo_gallery');