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elem.getAttribute(lazySizesConfig.sizesAttr);\n\t\tvar ratio = elem.getAttribute('data-ratio');\n\t\tvar optimumx = elem.getAttribute('data-optimumx');\n\n\t\tif(elem._lazybgset && elem._lazybgset.parentNode == elem){\n\t\t\telem.removeChild(elem._lazybgset);\n\t\t}\n\n\t\tObject.defineProperty(img, '_lazybgset', {\n\t\t\tvalue: elem,\n\t\t\twritable: true\n\t\t});\n\t\tObject.defineProperty(elem, '_lazybgset', {\n\t\t\tvalue: picture,\n\t\t\twritable: true\n\t\t});\n\n\t\tsets = sets.replace(regWhite, ' ').split(regSplitSet);\n\n\t\tpicture.style.display = 'none';\n\t\timg.className = lazySizesConfig.lazyClass;\n\n\t\tif(sets.length == 1 && !sizes){\n\t\t\tsizes = 'auto';\n\t\t}\n\n\t\tsets.forEach(function(set){\n\t\t\tvar source = document.createElement('source');\n\n\t\t\tif(sizes && sizes != 'auto'){\n\t\t\t\tsource.setAttribute('sizes', sizes);\n\t\t\t}\n\n\t\t\tif(set.match(regSource)){\n\t\t\t\tsource.setAttribute(lazySizesConfig.srcsetAttr, RegExp.$1);\n\t\t\t\tif(RegExp.$2){\n\t\t\t\t\tsource.setAttribute('media', lazySizesConfig.customMedia[RegExp.$2] || RegExp.$2);\n\t\t\t\t}\n\t\t\t}\n\t\t\tpicture.appendChild(source);\n\t\t});\n\n\t\tif(sizes){\n\t\t\timg.setAttribute(lazySizesConfig.sizesAttr, sizes);\n\t\t\telem.removeAttribute(lazySizesConfig.sizesAttr);\n\t\t\telem.removeAttribute('sizes');\n\t\t}\n\t\tif(optimumx){\n\t\t\timg.setAttribute('data-optimumx', optimumx);\n\t\t}\n\t\tif(ratio) {\n\t\t\timg.setAttribute('data-ratio', ratio);\n\t\t}\n\n\t\tpicture.appendChild(img);\n\n\t\telem.appendChild(picture);\n\t};\n\n\tvar proxyLoad = function(e){\n\t\tif(!e.target._lazybgset){return;}\n\n\t\tvar image = e.target;\n\t\tvar elem = image._lazybgset;\n\t\tvar bg = image.currentSrc || image.src;\n\n\t\tif(bg){\n\t\t\telem.style.backgroundImage = 'url(' + (regBgUrlEscape.test(bg) ? JSON.stringify(bg) : bg ) + ')';\n\t\t}\n\n\t\tif(image._lazybgsetLoading){\n\t\t\tlazySizes.fire(elem, '_lazyloaded', {}, false, true);\n\t\t\tdelete image._lazybgsetLoading;\n\t\t}\n\t};\n\n\taddEventListener('lazybeforeunveil', function(e){\n\t\tvar set, image, elem;\n\n\t\tif(e.defaultPrevented || !(set = e.target.getAttribute('data-bgset'))){return;}\n\n\t\telem = e.target;\n\t\timage = document.createElement('img');\n\n\t\timage.alt = '';\n\n\t\timage._lazybgsetLoading = true;\n\t\te.detail.firesLoad = true;\n\n\t\tcreatePicture(set, elem, image);\n\n\t\tsetTimeout(function(){\n\t\t\tlazySizes.loader.unveil(image);\n\n\t\t\tlazySizes.rAF(function(){\n\t\t\t\tlazySizes.fire(image, '_lazyloaded', {}, true, true);\n\t\t\t\tif(image.complete) {\n\t\t\t\t\tproxyLoad({target: image});\n\t\t\t\t}\n\t\t\t});\n\t\t});\n\n\t});\n\n\tdocument.addEventListener('load', proxyLoad, true);\n\n\twindow.addEventListener('lazybeforesizes', function(e){\n\t\tif(e.target._lazybgset && e.detail.dataAttr){\n\t\t\tvar elem = e.target._lazybgset;\n\t\t\tvar bgSize = getBgSize(elem);\n\n\t\t\tif(allowedBackgroundSize[bgSize]){\n\t\t\t\te.target._lazysizesParentFit = bgSize;\n\n\t\t\t\tlazySizes.rAF(function(){\n\t\t\t\t\te.target.setAttribute('data-parent-fit', bgSize);\n\t\t\t\t\tif(e.target._lazysizesParentFit){\n\t\t\t\t\t\tdelete e.target._lazysizesParentFit;\n\t\t\t\t\t}\n\t\t\t\t});\n\t\t\t}\n\t\t}\n\t}, true);\n\n\tdocument.documentElement.addEventListener('lazybeforesizes', function(e){\n\t\tif(e.defaultPrevented || !e.target._lazybgset){return;}\n\t\te.detail.width = proxyWidth(e.target._lazybgset);\n\t});\n})();\n","(function(window, factory) {\n\tvar lazySizes = factory(window, window.document);\n\twindow.lazySizes = lazySizes;\n\tif(typeof module == 'object' && module.exports){\n\t\tmodule.exports = lazySizes;\n\t}\n}(window, function l(window, document) {\n\t'use strict';\n\t/*jshint eqnull:true */\n\tif(!document.getElementsByClassName){return;}\n\n\tvar lazySizesConfig;\n\n\tvar docElem = document.documentElement;\n\n\tvar Date = window.Date;\n\n\tvar supportPicture = window.HTMLPictureElement;\n\n\tvar _addEventListener = 'addEventListener';\n\n\tvar _getAttribute = 'getAttribute';\n\n\tvar addEventListener = window[_addEventListener];\n\n\tvar setTimeout = window.setTimeout;\n\n\tvar requestAnimationFrame = window.requestAnimationFrame || setTimeout;\n\n\tvar requestIdleCallback = window.requestIdleCallback;\n\n\tvar regPicture = /^picture$/i;\n\n\tvar loadEvents = ['load', 'error', 'lazyincluded', '_lazyloaded'];\n\n\tvar regClassCache = {};\n\n\tvar forEach = Array.prototype.forEach;\n\n\tvar hasClass = function(ele, cls) {\n\t\tif(!regClassCache[cls]){\n\t\t\tregClassCache[cls] = new RegExp('(\\\\s|^)'+cls+'(\\\\s|$)');\n\t\t}\n\t\treturn regClassCache[cls].test(ele[_getAttribute]('class') || '') && regClassCache[cls];\n\t};\n\n\tvar addClass = function(ele, cls) {\n\t\tif (!hasClass(ele, cls)){\n\t\t\tele.setAttribute('class', (ele[_getAttribute]('class') || '').trim() + ' ' + cls);\n\t\t}\n\t};\n\n\tvar removeClass = function(ele, cls) {\n\t\tvar reg;\n\t\tif ((reg = hasClass(ele,cls))) {\n\t\t\tele.setAttribute('class', (ele[_getAttribute]('class') || '').replace(reg, ' '));\n\t\t}\n\t};\n\n\tvar addRemoveLoadEvents = function(dom, fn, add){\n\t\tvar action = add ? _addEventListener : 'removeEventListener';\n\t\tif(add){\n\t\t\taddRemoveLoadEvents(dom, fn);\n\t\t}\n\t\tloadEvents.forEach(function(evt){\n\t\t\tdom[action](evt, fn);\n\t\t});\n\t};\n\n\tvar triggerEvent = function(elem, name, detail, noBubbles, noCancelable){\n\t\tvar event = document.createEvent('CustomEvent');\n\n\t\tevent.initCustomEvent(name, !noBubbles, !noCancelable, detail || {});\n\n\t\telem.dispatchEvent(event);\n\t\treturn event;\n\t};\n\n\tvar updatePolyfill = function (el, full){\n\t\tvar polyfill;\n\t\tif( !supportPicture && ( polyfill = (window.picturefill || lazySizesConfig.pf) ) ){\n\t\t\tpolyfill({reevaluate: true, elements: [el]});\n\t\t} else if(full && full.src){\n\t\t\tel.src = full.src;\n\t\t}\n\t};\n\n\tvar getCSS = function (elem, style){\n\t\treturn (getComputedStyle(elem, null) || {})[style];\n\t};\n\n\tvar getWidth = function(elem, parent, width){\n\t\twidth = width || elem.offsetWidth;\n\n\t\twhile(width < lazySizesConfig.minSize && parent && !elem._lazysizesWidth){\n\t\t\twidth =  parent.offsetWidth;\n\t\t\tparent = parent.parentNode;\n\t\t}\n\n\t\treturn width;\n\t};\n\n\tvar rAF = (function(){\n\t\tvar running, waiting;\n\t\tvar firstFns = [];\n\t\tvar secondFns = [];\n\t\tvar fns = firstFns;\n\n\t\tvar run = function(){\n\t\t\tvar runFns = fns;\n\n\t\t\tfns = firstFns.length ? secondFns : firstFns;\n\n\t\t\trunning = true;\n\t\t\twaiting = false;\n\n\t\t\twhile(runFns.length){\n\t\t\t\trunFns.shift()();\n\t\t\t}\n\n\t\t\trunning = false;\n\t\t};\n\n\t\tvar rafBatch = function(fn, queue){\n\t\t\tif(running && !queue){\n\t\t\t\tfn.apply(this, arguments);\n\t\t\t} else {\n\t\t\t\tfns.push(fn);\n\n\t\t\t\tif(!waiting){\n\t\t\t\t\twaiting = true;\n\t\t\t\t\t(document.hidden ? setTimeout : requestAnimationFrame)(run);\n\t\t\t\t}\n\t\t\t}\n\t\t};\n\n\t\trafBatch._lsFlush = run;\n\n\t\treturn rafBatch;\n\t})();\n\n\tvar rAFIt = function(fn, simple){\n\t\treturn simple ?\n\t\t\tfunction() {\n\t\t\t\trAF(fn);\n\t\t\t} :\n\t\t\tfunction(){\n\t\t\t\tvar that = this;\n\t\t\t\tvar args = arguments;\n\t\t\t\trAF(function(){\n\t\t\t\t\tfn.apply(that, args);\n\t\t\t\t});\n\t\t\t}\n\t\t;\n\t};\n\n\tvar throttle = function(fn){\n\t\tvar running;\n\t\tvar lastTime = 0;\n\t\tvar gDelay = 125;\n\t\tvar RIC_DEFAULT_TIMEOUT = 666;\n\t\tvar rICTimeout = RIC_DEFAULT_TIMEOUT;\n\t\tvar run = function(){\n\t\t\trunning = false;\n\t\t\tlastTime = Date.now();\n\t\t\tfn();\n\t\t};\n\t\tvar idleCallback = requestIdleCallback ?\n\t\t\tfunction(){\n\t\t\t\trequestIdleCallback(run, {timeout: rICTimeout});\n\t\t\t\tif(rICTimeout !== RIC_DEFAULT_TIMEOUT){\n\t\t\t\t\trICTimeout = RIC_DEFAULT_TIMEOUT;\n\t\t\t\t}\n\t\t\t}:\n\t\t\trAFIt(function(){\n\t\t\t\tsetTimeout(run);\n\t\t\t}, true)\n\t\t;\n\n\t\treturn function(isPriority){\n\t\t\tvar delay;\n\t\t\tif((isPriority = isPriority === true)){\n\t\t\t\trICTimeout = 44;\n\t\t\t}\n\n\t\t\tif(running){\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\trunning =  true;\n\n\t\t\tdelay = gDelay - (Date.now() - lastTime);\n\n\t\t\tif(delay < 0){\n\t\t\t\tdelay = 0;\n\t\t\t}\n\n\t\t\tif(isPriority || (delay < 9 && requestIdleCallback)){\n\t\t\t\tidleCallback();\n\t\t\t} else {\n\t\t\t\tsetTimeout(idleCallback, delay);\n\t\t\t}\n\t\t};\n\t};\n\n\t//based on http://modernjavascript.blogspot.de/2013/08/building-better-debounce.html\n\tvar debounce = function(func) {\n\t\tvar timeout, timestamp;\n\t\tvar wait = 99;\n\t\tvar run = function(){\n\t\t\ttimeout = null;\n\t\t\tfunc();\n\t\t};\n\t\tvar later = function() {\n\t\t\tvar last = Date.now() - timestamp;\n\n\t\t\tif (last < wait) {\n\t\t\t\tsetTimeout(later, wait - last);\n\t\t\t} else {\n\t\t\t\t(requestIdleCallback || run)(run);\n\t\t\t}\n\t\t};\n\n\t\treturn function() {\n\t\t\ttimestamp = Date.now();\n\n\t\t\tif (!timeout) {\n\t\t\t\ttimeout = setTimeout(later, wait);\n\t\t\t}\n\t\t};\n\t};\n\n\n\tvar loader = (function(){\n\t\tvar lazyloadElems, preloadElems, isCompleted, resetPreloadingTimer, loadMode, started;\n\n\t\tvar eLvW, elvH, eLtop, eLleft, eLright, eLbottom;\n\n\t\tvar defaultExpand, preloadExpand, hFac;\n\n\t\tvar regImg = /^img$/i;\n\t\tvar regIframe = /^iframe$/i;\n\n\t\tvar supportScroll = ('onscroll' in window) && !(/glebot/.test(navigator.userAgent));\n\n\t\tvar shrinkExpand = 0;\n\t\tvar currentExpand = 0;\n\n\t\tvar isLoading = 0;\n\t\tvar lowRuns = -1;\n\n\t\tvar resetPreloading = function(e){\n\t\t\tisLoading--;\n\t\t\tif(e && e.target){\n\t\t\t\taddRemoveLoadEvents(e.target, resetPreloading);\n\t\t\t}\n\n\t\t\tif(!e || isLoading < 0 || !e.target){\n\t\t\t\tisLoading = 0;\n\t\t\t}\n\t\t};\n\n\t\tvar isNestedVisible = function(elem, elemExpand){\n\t\t\tvar outerRect;\n\t\t\tvar parent = elem;\n\t\t\tvar visible = getCSS(document.body, 'visibility') == 'hidden' || getCSS(elem, 'visibility') != 'hidden';\n\n\t\t\teLtop -= elemExpand;\n\t\t\teLbottom += elemExpand;\n\t\t\teLleft -= elemExpand;\n\t\t\teLright += elemExpand;\n\n\t\t\twhile(visible && (parent = parent.offsetParent) && parent != document.body && parent != docElem){\n\t\t\t\tvisible = ((getCSS(parent, 'opacity') || 1) > 0);\n\n\t\t\t\tif(visible && getCSS(parent, 'overflow') != 'visible'){\n\t\t\t\t\touterRect = parent.getBoundingClientRect();\n\t\t\t\t\tvisible = eLright > outerRect.left &&\n\t\t\t\t\t\teLleft < outerRect.right &&\n\t\t\t\t\t\teLbottom > outerRect.top - 1 &&\n\t\t\t\t\t\teLtop < outerRect.bottom + 1\n\t\t\t\t\t;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\treturn visible;\n\t\t};\n\n\t\tvar checkElements = function() {\n\t\t\tvar eLlen, i, rect, autoLoadElem, loadedSomething, elemExpand, elemNegativeExpand, elemExpandVal, beforeExpandVal;\n\n\t\t\tif((loadMode = lazySizesConfig.loadMode) && isLoading < 8 && (eLlen = lazyloadElems.length)){\n\n\t\t\t\ti = 0;\n\n\t\t\t\tlowRuns++;\n\n\t\t\t\tif(preloadExpand == null){\n\t\t\t\t\tif(!('expand' in lazySizesConfig)){\n\t\t\t\t\t\tlazySizesConfig.expand = docElem.clientHeight > 500 && docElem.clientWidth > 500 ? 500 : 370;\n\t\t\t\t\t}\n\n\t\t\t\t\tdefaultExpand = lazySizesConfig.expand;\n\t\t\t\t\tpreloadExpand = defaultExpand * lazySizesConfig.expFactor;\n\t\t\t\t}\n\n\t\t\t\tif(currentExpand < preloadExpand && isLoading < 1 && lowRuns > 2 && loadMode > 2 && !document.hidden){\n\t\t\t\t\tcurrentExpand = preloadExpand;\n\t\t\t\t\tlowRuns = 0;\n\t\t\t\t} else if(loadMode > 1 && lowRuns > 1 && isLoading < 6){\n\t\t\t\t\tcurrentExpand = defaultExpand;\n\t\t\t\t} else {\n\t\t\t\t\tcurrentExpand = shrinkExpand;\n\t\t\t\t}\n\n\t\t\t\tfor(; i < eLlen; i++){\n\n\t\t\t\t\tif(!lazyloadElems[i] || lazyloadElems[i]._lazyRace){continue;}\n\n\t\t\t\t\tif(!supportScroll){unveilElement(lazyloadElems[i]);continue;}\n\n\t\t\t\t\tif(!(elemExpandVal = lazyloadElems[i][_getAttribute]('data-expand')) || !(elemExpand = elemExpandVal * 1)){\n\t\t\t\t\t\telemExpand = currentExpand;\n\t\t\t\t\t}\n\n\t\t\t\t\tif(beforeExpandVal !== elemExpand){\n\t\t\t\t\t\teLvW = innerWidth + (elemExpand * hFac);\n\t\t\t\t\t\telvH = innerHeight + elemExpand;\n\t\t\t\t\t\telemNegativeExpand = elemExpand * -1;\n\t\t\t\t\t\tbeforeExpandVal = elemExpand;\n\t\t\t\t\t}\n\n\t\t\t\t\trect = lazyloadElems[i].getBoundingClientRect();\n\n\t\t\t\t\tif ((eLbottom = rect.bottom) >= elemNegativeExpand &&\n\t\t\t\t\t\t(eLtop = rect.top) <= elvH &&\n\t\t\t\t\t\t(eLright = rect.right) >= elemNegativeExpand * hFac &&\n\t\t\t\t\t\t(eLleft = rect.left) <= eLvW &&\n\t\t\t\t\t\t(eLbottom || eLright || eLleft || eLtop) &&\n\t\t\t\t\t\t((isCompleted && isLoading < 3 && !elemExpandVal && (loadMode < 3 || lowRuns < 4)) || isNestedVisible(lazyloadElems[i], elemExpand))){\n\t\t\t\t\t\tunveilElement(lazyloadElems[i]);\n\t\t\t\t\t\tloadedSomething = true;\n\t\t\t\t\t\tif(isLoading > 9){break;}\n\t\t\t\t\t} else if(!loadedSomething && isCompleted && !autoLoadElem &&\n\t\t\t\t\t\tisLoading < 4 && lowRuns < 4 && loadMode > 2 &&\n\t\t\t\t\t\t(preloadElems[0] || lazySizesConfig.preloadAfterLoad) &&\n\t\t\t\t\t\t(preloadElems[0] || (!elemExpandVal && ((eLbottom || eLright || eLleft || eLtop) || lazyloadElems[i][_getAttribute](lazySizesConfig.sizesAttr) != 'auto')))){\n\t\t\t\t\t\tautoLoadElem = preloadElems[0] || lazyloadElems[i];\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tif(autoLoadElem && !loadedSomething){\n\t\t\t\t\tunveilElement(autoLoadElem);\n\t\t\t\t}\n\t\t\t}\n\t\t};\n\n\t\tvar throttledCheckElements = throttle(checkElements);\n\n\t\tvar switchLoadingClass = function(e){\n\t\t\taddClass(e.target, lazySizesConfig.loadedClass);\n\t\t\tremoveClass(e.target, lazySizesConfig.loadingClass);\n\t\t\taddRemoveLoadEvents(e.target, rafSwitchLoadingClass);\n\t\t};\n\t\tvar rafedSwitchLoadingClass = rAFIt(switchLoadingClass);\n\t\tvar rafSwitchLoadingClass = function(e){\n\t\t\trafedSwitchLoadingClass({target: e.target});\n\t\t};\n\n\t\tvar changeIframeSrc = function(elem, src){\n\t\t\ttry {\n\t\t\t\telem.contentWindow.location.replace(src);\n\t\t\t} catch(e){\n\t\t\t\telem.src = src;\n\t\t\t}\n\t\t};\n\n\t\tvar handleSources = function(source){\n\t\t\tvar customMedia, parent;\n\n\t\t\tvar sourceSrcset = source[_getAttribute](lazySizesConfig.srcsetAttr);\n\n\t\t\tif( (customMedia = lazySizesConfig.customMedia[source[_getAttribute]('data-media') || source[_getAttribute]('media')]) ){\n\t\t\t\tsource.setAttribute('media', customMedia);\n\t\t\t}\n\n\t\t\tif(sourceSrcset){\n\t\t\t\tsource.setAttribute('srcset', sourceSrcset);\n\t\t\t}\n\n\t\t\t//https://bugzilla.mozilla.org/show_bug.cgi?id=1170572\n\t\t\tif(customMedia){\n\t\t\t\tparent = source.parentNode;\n\t\t\t\tparent.insertBefore(source.cloneNode(), source);\n\t\t\t\tparent.removeChild(source);\n\t\t\t}\n\t\t};\n\n\t\tvar lazyUnveil = rAFIt(function (elem, detail, isAuto, sizes, isImg){\n\t\t\tvar src, srcset, parent, isPicture, event, firesLoad;\n\n\t\t\tif(!(event = triggerEvent(elem, 'lazybeforeunveil', detail)).defaultPrevented){\n\n\t\t\t\tif(sizes){\n\t\t\t\t\tif(isAuto){\n\t\t\t\t\t\taddClass(elem, lazySizesConfig.autosizesClass);\n\t\t\t\t\t} else {\n\t\t\t\t\t\telem.setAttribute('sizes', sizes);\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tsrcset = elem[_getAttribute](lazySizesConfig.srcsetAttr);\n\t\t\t\tsrc = elem[_getAttribute](lazySizesConfig.srcAttr);\n\n\t\t\t\tif(isImg) {\n\t\t\t\t\tparent = elem.parentNode;\n\t\t\t\t\tisPicture = parent && regPicture.test(parent.nodeName || '');\n\t\t\t\t}\n\n\t\t\t\tfiresLoad = detail.firesLoad || (('src' in elem) && (srcset || src || isPicture));\n\n\t\t\t\tevent = {target: elem};\n\n\t\t\t\tif(firesLoad){\n\t\t\t\t\taddRemoveLoadEvents(elem, resetPreloading, true);\n\t\t\t\t\tclearTimeout(resetPreloadingTimer);\n\t\t\t\t\tresetPreloadingTimer = setTimeout(resetPreloading, 2500);\n\n\t\t\t\t\taddClass(elem, lazySizesConfig.loadingClass);\n\t\t\t\t\taddRemoveLoadEvents(elem, rafSwitchLoadingClass, true);\n\t\t\t\t}\n\n\t\t\t\tif(isPicture){\n\t\t\t\t\tforEach.call(parent.getElementsByTagName('source'), handleSources);\n\t\t\t\t}\n\n\t\t\t\tif(srcset){\n\t\t\t\t\telem.setAttribute('srcset', srcset);\n\t\t\t\t} else if(src && !isPicture){\n\t\t\t\t\tif(regIframe.test(elem.nodeName)){\n\t\t\t\t\t\tchangeIframeSrc(elem, src);\n\t\t\t\t\t} else {\n\t\t\t\t\t\telem.src = src;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tif(srcset || isPicture){\n\t\t\t\t\tupdatePolyfill(elem, {src: src});\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tif(elem._lazyRace){\n\t\t\t\tdelete elem._lazyRace;\n\t\t\t}\n\t\t\tremoveClass(elem, lazySizesConfig.lazyClass);\n\n\t\t\trAF(function(){\n\t\t\t\tif( !firesLoad || (elem.complete && elem.naturalWidth > 1)){\n\t\t\t\t\tif(firesLoad){\n\t\t\t\t\t\tresetPreloading(event);\n\t\t\t\t\t} else {\n\t\t\t\t\t\tisLoading--;\n\t\t\t\t\t}\n\t\t\t\t\tswitchLoadingClass(event);\n\t\t\t\t}\n\t\t\t}, true);\n\t\t});\n\n\t\tvar unveilElement = function (elem){\n\t\t\tvar detail;\n\n\t\t\tvar isImg = regImg.test(elem.nodeName);\n\n\t\t\t//allow using sizes=\"auto\", but don't use. it's invalid. Use data-sizes=\"auto\" or a valid value for sizes instead (i.e.: sizes=\"80vw\")\n\t\t\tvar sizes = isImg && (elem[_getAttribute](lazySizesConfig.sizesAttr) || elem[_getAttribute]('sizes'));\n\t\t\tvar isAuto = sizes == 'auto';\n\n\t\t\tif( (isAuto || !isCompleted) && isImg && (elem.src || elem.srcset) && !elem.complete && !hasClass(elem, lazySizesConfig.errorClass)){return;}\n\n\t\t\tdetail = triggerEvent(elem, 'lazyunveilread').detail;\n\n\t\t\tif(isAuto){\n\t\t\t\t autoSizer.updateElem(elem, true, elem.offsetWidth);\n\t\t\t}\n\n\t\t\telem._lazyRace = true;\n\t\t\tisLoading++;\n\n\t\t\tlazyUnveil(elem, detail, isAuto, sizes, isImg);\n\t\t};\n\n\t\tvar onload = function(){\n\t\t\tif(isCompleted){return;}\n\t\t\tif(Date.now() - started < 999){\n\t\t\t\tsetTimeout(onload, 999);\n\t\t\t\treturn;\n\t\t\t}\n\t\t\tvar afterScroll = debounce(function(){\n\t\t\t\tlazySizesConfig.loadMode = 3;\n\t\t\t\tthrottledCheckElements();\n\t\t\t});\n\n\t\t\tisCompleted = true;\n\n\t\t\tlazySizesConfig.loadMode = 3;\n\n\t\t\tthrottledCheckElements();\n\n\t\t\taddEventListener('scroll', function(){\n\t\t\t\tif(lazySizesConfig.loadMode == 3){\n\t\t\t\t\tlazySizesConfig.loadMode = 2;\n\t\t\t\t}\n\t\t\t\tafterScroll();\n\t\t\t}, true);\n\t\t};\n\n\t\treturn {\n\t\t\t_: function(){\n\t\t\t\tstarted = Date.now();\n\n\t\t\t\tlazyloadElems = document.getElementsByClassName(lazySizesConfig.lazyClass);\n\t\t\t\tpreloadElems = document.getElementsByClassName(lazySizesConfig.lazyClass + ' ' + lazySizesConfig.preloadClass);\n\t\t\t\thFac = lazySizesConfig.hFac;\n\n\t\t\t\taddEventListener('scroll', throttledCheckElements, true);\n\n\t\t\t\taddEventListener('resize', throttledCheckElements, true);\n\n\t\t\t\tif(window.MutationObserver){\n\t\t\t\t\tnew MutationObserver( throttledCheckElements ).observe( docElem, {childList: true, subtree: true, attributes: true} );\n\t\t\t\t} else {\n\t\t\t\t\tdocElem[_addEventListener]('DOMNodeInserted', throttledCheckElements, true);\n\t\t\t\t\tdocElem[_addEventListener]('DOMAttrModified', throttledCheckElements, true);\n\t\t\t\t\tsetInterval(throttledCheckElements, 999);\n\t\t\t\t}\n\n\t\t\t\taddEventListener('hashchange', throttledCheckElements, true);\n\n\t\t\t\t//, 'fullscreenchange'\n\t\t\t\t['focus', 'mouseover', 'click', 'load', 'transitionend', 'animationend', 'webkitAnimationEnd'].forEach(function(name){\n\t\t\t\t\tdocument[_addEventListener](name, throttledCheckElements, true);\n\t\t\t\t});\n\n\t\t\t\tif((/d$|^c/.test(document.readyState))){\n\t\t\t\t\tonload();\n\t\t\t\t} else {\n\t\t\t\t\taddEventListener('load', onload);\n\t\t\t\t\tdocument[_addEventListener]('DOMContentLoaded', throttledCheckElements);\n\t\t\t\t\tsetTimeout(onload, 20000);\n\t\t\t\t}\n\n\t\t\t\tif(lazyloadElems.length){\n\t\t\t\t\tcheckElements();\n\t\t\t\t\trAF._lsFlush();\n\t\t\t\t} else {\n\t\t\t\t\tthrottledCheckElements();\n\t\t\t\t}\n\t\t\t},\n\t\t\tcheckElems: throttledCheckElements,\n\t\t\tunveil: unveilElement\n\t\t};\n\t})();\n\n\n\tvar autoSizer = (function(){\n\t\tvar autosizesElems;\n\n\t\tvar sizeElement = rAFIt(function(elem, parent, event, width){\n\t\t\tvar sources, i, len;\n\t\t\telem._lazysizesWidth = width;\n\t\t\twidth += 'px';\n\n\t\t\telem.setAttribute('sizes', width);\n\n\t\t\tif(regPicture.test(parent.nodeName || '')){\n\t\t\t\tsources = parent.getElementsByTagName('source');\n\t\t\t\tfor(i = 0, len = sources.length; i < len; i++){\n\t\t\t\t\tsources[i].setAttribute('sizes', width);\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tif(!event.detail.dataAttr){\n\t\t\t\tupdatePolyfill(elem, event.detail);\n\t\t\t}\n\t\t});\n\t\tvar getSizeElement = function (elem, dataAttr, width){\n\t\t\tvar event;\n\t\t\tvar parent = elem.parentNode;\n\n\t\t\tif(parent){\n\t\t\t\twidth = getWidth(elem, parent, width);\n\t\t\t\tevent = triggerEvent(elem, 'lazybeforesizes', {width: width, dataAttr: !!dataAttr});\n\n\t\t\t\tif(!event.defaultPrevented){\n\t\t\t\t\twidth = event.detail.width;\n\n\t\t\t\t\tif(width && width !== elem._lazysizesWidth){\n\t\t\t\t\t\tsizeElement(elem, parent, event, width);\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t};\n\n\t\tvar updateElementsSizes = function(){\n\t\t\tvar i;\n\t\t\tvar len = autosizesElems.length;\n\t\t\tif(len){\n\t\t\t\ti = 0;\n\n\t\t\t\tfor(; i < len; i++){\n\t\t\t\t\tgetSizeElement(autosizesElems[i]);\n\t\t\t\t}\n\t\t\t}\n\t\t};\n\n\t\tvar debouncedUpdateElementsSizes = debounce(updateElementsSizes);\n\n\t\treturn {\n\t\t\t_: function(){\n\t\t\t\tautosizesElems = document.getElementsByClassName(lazySizesConfig.autosizesClass);\n\t\t\t\taddEventListener('resize', debouncedUpdateElementsSizes);\n\t\t\t},\n\t\t\tcheckElems: debouncedUpdateElementsSizes,\n\t\t\tupdateElem: getSizeElement\n\t\t};\n\t})();\n\n\tvar init = function(){\n\t\tif(!init.i){\n\t\t\tinit.i = true;\n\t\t\tautoSizer._();\n\t\t\tloader._();\n\t\t}\n\t};\n\n\t(function(){\n\t\tvar prop;\n\n\t\tvar lazySizesDefaults = {\n\t\t\tlazyClass: 'lazyload',\n\t\t\tloadedClass: 'lazyloaded',\n\t\t\tloadingClass: 'lazyloading',\n\t\t\tpreloadClass: 'lazypreload',\n\t\t\terrorClass: 'lazyerror',\n\t\t\t//strictClass: 'lazystrict',\n\t\t\tautosizesClass: 'lazyautosizes',\n\t\t\tsrcAttr: 'data-src',\n\t\t\tsrcsetAttr: 'data-srcset',\n\t\t\tsizesAttr: 'data-sizes',\n\t\t\t//preloadAfterLoad: false,\n\t\t\tminSize: 40,\n\t\t\tcustomMedia: {},\n\t\t\tinit: true,\n\t\t\texpFactor: 1.5,\n\t\t\thFac: 0.8,\n\t\t\tloadMode: 2\n\t\t};\n\n\t\tlazySizesConfig = window.lazySizesConfig || window.lazysizesConfig || {};\n\n\t\tfor(prop in lazySizesDefaults){\n\t\t\tif(!(prop in lazySizesConfig)){\n\t\t\t\tlazySizesConfig[prop] = lazySizesDefaults[prop];\n\t\t\t}\n\t\t}\n\n\t\twindow.lazySizesConfig = lazySizesConfig;\n\n\t\tsetTimeout(function(){\n\t\t\tif(lazySizesConfig.init){\n\t\t\t\tinit();\n\t\t\t}\n\t\t});\n\t})();\n\n\treturn {\n\t\tcfg: lazySizesConfig,\n\t\tautoSizer: autoSizer,\n\t\tloader: loader,\n\t\tinit: init,\n\t\tuP: updatePolyfill,\n\t\taC: addClass,\n\t\trC: removeClass,\n\t\thC: hasClass,\n\t\tfire: triggerEvent,\n\t\tgW: getWidth,\n\t\trAF: rAF,\n\t};\n}\n));\n"],"sourceRoot":"assets/scripts/"}