/*! respimage - v0.9.5 - 2014-10-22 Licensed MIT */ !function(window, document, undefined) { "use strict"; function trim(str) { return str.trim ? str.trim() : str.replace(/^\s+|\s+$/g, ""); } function updateView() { isVwDirty = !1, ri.vW = window.innerWidth || Math.max(docElem.offsetWidth || 0, docElem.clientWidth || 0), vH = window.innerHeight || Math.max(docElem.offsetHeight || 0, docElem.clientHeight || 0); } function parseDescriptor(descriptor) { if (!(descriptor in memDescriptor)) { var descriptorObj = { val: 1, type: "x" }, parsedDescriptor = trim(descriptor || ""); parsedDescriptor && (parsedDescriptor.match(regDescriptor) ? (descriptorObj.val = 1 * RegExp.$1, descriptorObj.type = RegExp.$2) : descriptorObj = !1), memDescriptor[descriptor] = descriptorObj; } return memDescriptor[descriptor]; } function chooseLowRes(lowRes, diff, dpr) { return lowRes / dpr > .2 && (lowRes += diff * greed, diff > tHigh && (lowRes += tLow)), lowRes > dpr; } function inView(el) { if (!el.getBoundingClientRect) return !0; var bottom, right, left, top, rect = el.getBoundingClientRect(); return !!((bottom = rect.bottom) >= -9 && (top = rect.top) <= vH + 9 && (right = rect.right) >= -9 && (left = rect.left) <= ri.vW + 9 && (bottom || right || left || top)); } function applyBestCandidate(img) { var srcSetCandidates, matchingSet = ri.getSet(img), evaluated = !1; "pending" != matchingSet && (evaluated = !0, matchingSet && (srcSetCandidates = ri.setRes(matchingSet), evaluated = ri.applySetCandidate(srcSetCandidates, img))), img[ri.ns].evaled = evaluated; } function ascendingSort(a, b) { return a.res - b.res; } function setSrcToCur(img, src, set) { var candidate; return !set && src && (set = img[ri.ns].sets, set = set && set[set.length - 1]), candidate = getCandidateForSrc(src, set), candidate && (src = ri.makeUrl(src), img[ri.ns].curSrc = src, img[ri.ns].curCan = candidate, currentSrcSupported || (img.currentSrc = src), candidate.res || setResolution(candidate, candidate.set.sizes)), candidate; } function getCandidateForSrc(src, set) { var i, candidate, candidates; if (src && set) for (candidates = ri.parseSet(set), src = ri.makeUrl(src), i = 0; i < candidates.length; i++) if (src == ri.makeUrl(candidates[i].url)) { candidate = candidates[i]; break; } return candidate; } function hasOneX(set) { var i, ret, candidates, desc; if (set) for (candidates = ri.parseSet(set), i = 0; i < candidates.length; i++) if (desc = candidates[i].desc, "x" == desc.type && 1 == desc.val) { ret = !0; break; } return ret; } function hasWDescripor(set) { if (!set) return !1; var candidates = ri.parseSet(set); return candidates[0] && "w" == candidates[0].desc.type; } function getAllSourceElements(picture, candidates) { var i, len, source, srcset, sources = picture.getElementsByTagName("source"); for (i = 0, len = sources.length; len > i; i++) source = sources[i], source[ri.ns] = !0, srcset = source.getAttribute("srcset"), srcset && candidates.push({ srcset: srcset, media: source.getAttribute("media"), type: source.getAttribute("type"), sizes: source.getAttribute("sizes") }); } function setResolution(candidate, sizesattr) { var descriptor = candidate.desc; return "w" == descriptor.type ? (candidate.cWidth = ri.calcListLength(sizesattr || "100vw"), candidate.res = descriptor.val / candidate.cWidth) : candidate.res = descriptor.val, candidate; } document.createElement("picture"); var lengthElInstered, lengthEl, currentSrcSupported, curSrcProp, ri = {}, noop = function() {}, image = document.createElement("img"), getImgAttr = image.getAttribute, setImgAttr = image.setAttribute, removeImgAttr = image.removeAttribute, docElem = document.documentElement, types = {}, cfg = { addSize: !1, xQuant: 1, tLow: .1, tHigh: .5, tLazy: .1, greed: .32 }, srcAttr = "data-risrc", srcsetAttr = srcAttr + "set"; ri.ns = ("ri" + new Date().getTime()).substr(0, 9), currentSrcSupported = "currentSrc" in image, curSrcProp = currentSrcSupported ? "currentSrc" : "src", ri.supSrcset = "srcset" in image, ri.supSizes = "sizes" in image, ri.selShort = "picture > img, img[srcset]", ri.sel = ri.selShort, ri.cfg = cfg, ri.supSrcset && (ri.sel += ", img[" + srcsetAttr + "]"); var anchor = document.createElement("a"); ri.makeUrl = function(src) { return anchor.href = src, anchor.href; }, ri.qsa = function(context, sel) { return context.querySelectorAll(sel); }; { var on = (window.console && "function" == typeof console.warn ? function(message) { console.warn(message); } : noop, function(obj, evt, fn, capture) { obj.addEventListener ? obj.addEventListener(evt, fn, capture || !1) : obj.attachEvent && obj.attachEvent("on" + evt, fn); }), off = function(obj, evt, fn, capture) { obj.removeEventListener ? obj.removeEventListener(evt, fn, capture || !1) : obj.detachEvent && obj.detachEvent("on" + evt, fn); }; "https:" == location.protocol; } ri.matchesMedia = function() { return ri.matchesMedia = window.matchMedia && (matchMedia("(min-width: 0.1em)") || {}).matches ? function(media) { return !media || matchMedia(media).matches; } : ri.mMQ, ri.matchesMedia.apply(this, arguments); }, ri.vW = 0; var vH, isVwDirty = !0, regex = { minw: /\(\s*min\-width\s*:\s*(\s*[0-9\.]+)(px|em)\s*\)/, maxw: /\(\s*max\-width\s*:\s*(\s*[0-9\.]+)(px|em)\s*\)/ }, mediaCache = {}; ri.mMQ = function(media) { var min, max, ret = !1; return media ? (mediaCache[media] || (min = media.match(regex.minw) && parseFloat(RegExp.$1) + (RegExp.$2 || ""), max = media.match(regex.maxw) && parseFloat(RegExp.$1) + (RegExp.$2 || ""), min && (min = parseFloat(min, 10) * (min.indexOf("em") > 0 ? ri.getEmValue() : 1)), max && (max = parseFloat(max, 10) * (max.indexOf("em") > 0 ? ri.getEmValue() : 1)), mediaCache[media] = { min: min, max: max }), min = mediaCache[media].min, max = mediaCache[media].max, (min && ri.vW >= min || max && ri.vW <= max) && (ret = !0), ret) : !0; }, ri.DPR = window.devicePixelRatio || 1; var lengthCache = {}, regLength = /^([\d\.]+)(em|vw|px)$/, baseStyle = "position:absolute;left:0;visibility:hidden;display:block;padding:0;border:none;font-size:1em;width:1em;"; ri.calcLength = function(sourceSizeValue) { var failed, parsedLength, orirgValue = sourceSizeValue, value = !1; if (!(orirgValue in lengthCache)) { if (parsedLength = sourceSizeValue.match(regLength)) parsedLength[1] = parseFloat(parsedLength[1], 10), value = parsedLength[1] ? "vw" == parsedLength[2] ? ri.vW * parsedLength[1] / 100 : "em" == parsedLength[2] ? ri.getEmValue() * parsedLength[1] : parsedLength[1] : !1; else if (sourceSizeValue.indexOf("calc") > -1 || parseInt(sourceSizeValue, 10)) { sourceSizeValue = sourceSizeValue.replace("vw", "%"), lengthEl || (lengthEl = document.createElement("div"), lengthEl.style.cssText = baseStyle), lengthElInstered || (lengthElInstered = !0, docElem.insertBefore(lengthEl, docElem.firstChild)), lengthEl.style.width = "0px"; try { lengthEl.style.width = sourceSizeValue; } catch (e) { failed = !0; } value = lengthEl.offsetWidth, failed && (value = !1); } 0 >= value && (value = !1), lengthCache[orirgValue] = value; } return lengthCache[orirgValue]; }, ri.types = types, types["image/jpeg"] = !0, types["image/gif"] = !0, types["image/png"] = !0, types["image/svg+xml"] = document.implementation.hasFeature("http://wwwindow.w3.org/TR/SVG11/feature#Image", "1.1"), ri.supportsType = function(type) { return type ? types[type] : !0; }; var regSize = /(\([^)]+\))?\s*(.+)/, memSize = {}; ri.parseSize = function(sourceSizeStr) { var match; return memSize[sourceSizeStr] || (match = (sourceSizeStr || "").match(regSize), memSize[sourceSizeStr] = { media: match && match[1], length: match && match[2] }), memSize[sourceSizeStr]; }, ri.parseSet = function(set) { if (!set.cands) { var pos, url, descriptor, last, descpos, srcset = set.srcset; for (set.cands = []; srcset; ) srcset = srcset.replace(/^\s+/g, ""), pos = srcset.search(/\s/g), descriptor = null, -1 != pos ? (url = srcset.slice(0, pos), last = url.charAt(url.length - 1), "," != last && url || (url = url.replace(/,+$/, ""), descriptor = ""), srcset = srcset.slice(pos + 1), null == descriptor && (descpos = srcset.indexOf(","), -1 != descpos ? (descriptor = srcset.slice(0, descpos), srcset = srcset.slice(descpos + 1)) : (descriptor = srcset, srcset = ""))) : (url = srcset, srcset = ""), url && (descriptor = parseDescriptor(descriptor)) && set.cands.push({ url: url.replace(/^,+/, ""), desc: descriptor, set: set }); } return set.cands; }; var eminpx, memDescriptor = {}, regDescriptor = /^([\+eE\d\.]+)(w|x)$/, fsCss = "font-size:100% !important;"; ri.getEmValue = function() { var body; if (!eminpx && (body = document.body)) { var div = document.createElement("div"), originalHTMLCSS = docElem.style.cssText, originalBodyCSS = body.style.cssText; div.style.cssText = baseStyle, docElem.style.cssText = fsCss, body.style.cssText = fsCss, body.appendChild(div), eminpx = div.offsetWidth, body.removeChild(div), eminpx = parseFloat(eminpx, 10), docElem.style.cssText = originalHTMLCSS, body.style.cssText = originalBodyCSS; } return eminpx || 16; }; var sizeLengthCache = {}; ri.calcListLength = function(sourceSizeListStr) { if (!(sourceSizeListStr in sizeLengthCache) || cfg.uT) { var sourceSize, parsedSize, length, media, i, len, sourceSizeList = trim(sourceSizeListStr).split(/\s*,\s*/), winningLength = !1; for (i = 0, len = sourceSizeList.length; len > i && (sourceSize = sourceSizeList[i], parsedSize = ri.parseSize(sourceSize), length = parsedSize.length, media = parsedSize.media, !length || !ri.matchesMedia(media) || (winningLength = ri.calcLength(length)) === !1); i++) ; sizeLengthCache[sourceSizeListStr] = winningLength ? winningLength : ri.vW; } return sizeLengthCache[sourceSizeListStr]; }, ri.setRes = function(set) { var candidates, candidate; if (set) { candidates = ri.parseSet(set); for (var i = 0, len = candidates.length; len > i; i++) candidate = candidates[i], candidate.descriptor || setResolution(candidate, set.sizes); } return candidates; }; var dprM, tLow, greed, tLazy, tHigh, tMemory, isWinComplete; ri.applySetCandidate = function(candidates, img) { if (candidates.length) { var candidate, dpr, i, j, diff, length, bestCandidate, curSrc, curCan, isSameSet, candidateSrc, imageData = img[ri.ns], evaled = !0; if (curSrc = imageData.curSrc || img[curSrcProp], curCan = imageData.curCan || setSrcToCur(img, curSrc, candidates[0].set), dpr = ri.getX(candidates, curCan), curSrc && (curCan && (curCan.res += tLazy), isSameSet = !imageData.pic || curCan && curCan.set == candidates[0].set, curCan && isSameSet && curCan.res >= dpr && tMemory > curCan.res - dpr ? bestCandidate = curCan : img.complete || imageData.src != getImgAttr.call(img, "src") || img.lazyload || (isSameSet || !isWinComplete && !inView(img)) && (bestCandidate = curCan, candidateSrc = curSrc, evaled = "lazy", isWinComplete && reevaluateAfterLoad(img))), !bestCandidate) for (candidates.sort(ascendingSort), length = candidates.length, bestCandidate = candidates[length - 1], i = 0; length > i; i++) if (candidate = candidates[i], candidate.res >= dpr) { j = i - 1, bestCandidate = candidates[j] && (diff = candidate.res - dpr) && curSrc != ri.makeUrl(candidate.url) && chooseLowRes(candidates[j].res, diff, dpr) ? candidates[j] : candidate; break; } return curSrc && curCan && (curCan.res -= tLazy), bestCandidate && (candidateSrc = ri.makeUrl(bestCandidate.url), currentSrcSupported || (img.currentSrc = candidateSrc), imageData.curSrc = candidateSrc, imageData.curCan = bestCandidate, candidateSrc != curSrc ? ri.setSrc(img, bestCandidate) : ri.setSize(img)), evaled; } }; ri.getX = function() { return ri.DPR * cfg.xQuant; }, ri.setSrc = function(img, bestCandidate) { var origWidth; img.src = bestCandidate.url, "image/svg+xml" == bestCandidate.set.type && (origWidth = img.style.width, img.style.width = img.offsetWidth + 1 + "px", img.offsetWidth + 1 && (img.style.width = origWidth)); }; var intrinsicSizeHandler = function() { off(this, "load", intrinsicSizeHandler), ri.setSize(this); }; ri.setSize = function(img) { var width, curCandidate = img[ri.ns].curCan; cfg.addSize && curCandidate && !img[ri.ns].dims && (img.complete || (off(img, "load", intrinsicSizeHandler), on(img, "load", intrinsicSizeHandler)), width = img.naturalWidth, width && ("x" == curCandidate.desc.type ? setImgAttr.call(img, "width", parseInt(width / curCandidate.res / cfg.xQuant, 10)) : "w" == curCandidate.desc.type && setImgAttr.call(img, "width", parseInt(curCandidate.cWidth * (width / curCandidate.desc.val), 10)))); }, document.addEventListener && "naturalWidth" in image && "complete" in image || (ri.setSize = noop), ri.getSet = function(img) { var i, set, supportsType, match = !1, sets = img[ri.ns].sets; for (i = 0; i < sets.length && !match; i++) if (set = sets[i], set.srcset && ri.matchesMedia(set.media) && (supportsType = ri.supportsType(set.type))) { "pending" == supportsType && (set = supportsType), match = set; break; } return match; }; var alwaysCheckWDescriptor = ri.supSrcset && !ri.supSizes; ri.parseSets = function(element, parent) { var srcsetAttribute, fallbackCandidate, isWDescripor, srcsetParsed, hasPicture = "PICTURE" == parent.nodeName.toUpperCase(), imageData = element[ri.ns]; imageData.src === undefined && (imageData.src = getImgAttr.call(element, "src"), imageData.src ? setImgAttr.call(element, srcAttr, imageData.src) : removeImgAttr.call(element, srcAttr)), imageData.srcset === undefined && (srcsetAttribute = getImgAttr.call(element, "srcset"), imageData.srcset = srcsetAttribute, srcsetParsed = !0), imageData.dims === undefined && (imageData.dims = getImgAttr.call(element, "height") && getImgAttr.call(element, "width")), imageData.sets = [], hasPicture && (imageData.pic = !0, getAllSourceElements(parent, imageData.sets)), imageData.srcset ? (fallbackCandidate = { srcset: imageData.srcset, sizes: getImgAttr.call(element, "sizes") }, imageData.sets.push(fallbackCandidate), isWDescripor = alwaysCheckWDescriptor || imageData.src ? hasWDescripor(fallbackCandidate) : !1, isWDescripor || !imageData.src || getCandidateForSrc(imageData.src, fallbackCandidate) || hasOneX(fallbackCandidate) || (fallbackCandidate.srcset += ", " + imageData.src, fallbackCandidate.cands = !1)) : imageData.src && imageData.sets.push({ srcset: imageData.src, sizes: null }), imageData.curCan = null, imageData.supported = !(hasPicture || fallbackCandidate && !ri.supSrcset || isWDescripor), srcsetParsed && ri.supSrcset && !imageData.supported && (srcsetAttribute ? (setImgAttr.call(element, srcsetAttr, srcsetAttribute), element.srcset = "") : removeImgAttr.call(element, srcsetAttr)), imageData.parsed = !0; }; var reevaluateAfterLoad = function() { var onload = function() { off(this, "load", onload), ri.fillImgs({ elements: [ this ] }); }; return function(img) { off(img, "load", onload), on(img, "load", onload); }; }(); ri.fillImg = function(element, options) { var parent, imageData, extreme = options.reparse || options.reevaluate; if (element[ri.ns] || (element[ri.ns] = {}), imageData = element[ri.ns], "lazy" == imageData.evaled && (isWinComplete || element.complete) && (imageData.evaled = !1), extreme || !imageData.evaled) { if (!imageData.parsed || options.reparse) { if (parent = element.parentNode, !parent) return; ri.parseSets(element, parent, options); } imageData.supported ? imageData.evaled = !0 : applyBestCandidate(element); } }; var resizeThrottle; ri.setupRun = function(options) { (!alreadyRun || options.reevaluate || isVwDirty) && (cfg.uT || (ri.DPR = window.devicePixelRatio || 1), dprM = Math.min(Math.max(ri.DPR * cfg.xQuant, 1), 2.5), tLow = cfg.tLow * dprM, tLazy = cfg.tLazy * dprM, greed = cfg.greed * dprM, tHigh = cfg.tHigh, tMemory = .6 + .4 * dprM + tLazy), isVwDirty && (lengthCache = {}, sizeLengthCache = {}, updateView(), options.elements || options.context || clearTimeout(resizeThrottle)); }, ri.teardownRun = function() { var parent; lengthElInstered && (lengthElInstered = !1, parent = lengthEl.parentNode, parent && parent.removeChild(lengthEl)); }; var alreadyRun = !1, respimage = function(opt) { var elements, i, plen, options = opt || {}; if (options.elements && 1 == options.elements.nodeType && ("IMG" == options.elements.nodeName.toUpperCase() ? options.elements = [ options.elements ] : (options.context = options.elements, options.elements = null)), elements = options.elements || ri.qsa(options.context || document, options.reevaluate || options.reparse ? ri.sel : ri.selShort), plen = elements.length) { for (ri.setupRun(options), alreadyRun = !0, i = 0; plen > i; i++) ri.fillImg(elements[i], options); ri.teardownRun(options); } }; ri.fillImgs = respimage, window.HTMLPictureElement ? (respimage = noop, ri.fillImg = noop) : !function() { var regWinComplete = /^loade|^c/, run = function() { clearTimeout(timerId), timerId = setTimeout(run, 3e3), document.body && (regWinComplete.test(document.readyState || "") && (isWinComplete = !0, clearTimeout(timerId), off(document, "readystatechange", run)), ri.fillImgs()); }, resizeEval = function() { ri.fillImgs({ reevaluate: !0 }); }, onResize = function() { clearTimeout(resizeThrottle), isVwDirty = !0, resizeThrottle = setTimeout(resizeEval, 99); }, timerId = setTimeout(run, document.body ? 9 : 99); on(window, "resize", onResize), on(document, "readystatechange", run); }(), respimage._ = ri, respimage.config = function(name, value, value2) { if ("addType" == name) { if (types[value] = value2, "pending" == value2) return; } else cfg[name] = value; alreadyRun && ri.fillImgs({ reevaluate: !0 }); }, window.respimage = respimage; }(window, document); (function( factory ) { "use strict"; var interValId; var intervalIndex = 0; var run = function(){ if ( window.respimage ) { factory( window.respimage ); } if(window.respimage || intervalIndex > 9999){ clearInterval(interValId); } intervalIndex++; }; interValId = setInterval(run, 8); run(); }( function( respimage ) { "use strict"; var ri = respimage._; var runningTests = 0; var setTypeValue = function(types, value){ var i; for(i = 0; i < types.length; i++){ ri.types[types[i]] = value; } }; if(window.HTMLPictureElement && !ri.cfg.uT){ respimage.testTypeSupport = function(){}; return; } ri.types["image/bmp"] = true; ri.types["image/x-bmp"] = true; respimage.testTypeSupport = function(types, url, width, useCanvas){ if(typeof types == "string"){ types = types.split(/\s*\,*\s+/g); } var canvas; var supports = "pending"; var img = document.createElement('img'); var onComplete = function(){ runningTests--; setTypeValue(types, supports); if(runningTests < 1){ respimage({reevaluate: true}); } }; if(useCanvas){ canvas = document.createElement('canvas'); if(!canvas.getContext){ setTypeValue(types, false); return; } } img.onload = function(){ var ctx; supports = true; if(width){ supports = img.width == width; } if(useCanvas){ ctx = canvas.getContext('2d'); ctx.drawImage(img, 0, 0); supports = ctx.getImageData(0, 0, 1, 1).data[3] === 0; } onComplete(); }; img.onerror = function(){ supports = false; onComplete(); }; runningTests++; setTypeValue(types, "pending"); img.src = url; }; respimage.testTypeSupport("image/webp", "data:image/webp;base64,UklGRkoAAABXRUJQVlA4WAoAAAAQAAAAAAAAAAAAQUxQSAwAAAABBxAR/Q9ERP8DAABWUDggGAAAADABAJ0BKgEAAQADADQlpAADcAD++/1QAA==", 1); respimage.testTypeSupport("image/jp2 image/jpx image/jpm", "data:image/jp2;base64,AAAADGpQICANCocKAAAAFGZ0eXBqcDIgAAAAAGpwMiAAAABHanAyaAAAABZpaGRyAAAAAQAAAAEAAQAHAAAAAAAPY29scgEAAAAAABEAAAAacmVzIAAAABJyZXNjAGAA/gBgAP4EBAAAAABqcDJj/0//UQApAAAAAAABAAAAAQAAAAAAAAAAAAAAAQAAAAEAAAAAAAAAAAABAAEB/1wADUAIEBAYEBAYEBAY/1IADAAAAAEAAwQEAAH/ZAAPAAFMV0ZfSlAyXzIxMf+QAAoAAAAAABIAAf+TgICAgP/Z", 1); respimage.testTypeSupport("image/vnd.ms-photo", "data:image/vnd.ms-photo;base64,SUm8AQgAAAAFAAG8AQAQAAAASgAAAIC8BAABAAAAAQAAAIG8BAABAAAAAQAAAMC8BAABAAAAWgAAAMG8BAABAAAAHwAAAAAAAAAkw91vA07+S7GFPXd2jckNV01QSE9UTwAZAYBxAAAAABP/gAAEb/8AAQAAAQAAAA==", 1); respimage.testTypeSupport("video/png video/apng video/x-mng video/x-png", "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAACGFjVEwAAAABAAAAAcMq2TYAAAANSURBVAiZY2BgYPgPAAEEAQB9ssjfAAAAGmZjVEwAAAAAAAAAAQAAAAEAAAAAAAAAAAD6A+gBAbNU+2sAAAARZmRBVAAAAAEImWNgYGBgAAAABQAB6MzFdgAAAABJRU5ErkJggg==", false, true); })); (function(){ webshim.isReady('picture', true); var sel = 'picture, img[srcset]'; webshim.addReady(function(context){ if(context.querySelector(sel)){ window.respimage(); } }); })();