/*! Picturefill - v2.1.0 - 2014-07-25
* http://scottjehl.github.io/picturefill
* Copyright (c) 2014 https://github.com/scottjehl/picturefill/blob/master/Authors.txt; Licensed MIT */
window.matchMedia||(window.matchMedia=function(){"use strict";var a=window.styleMedia||window.media;if(!a){var b=document.createElement("style"),c=document.getElementsByTagName("script")[0],d=null;b.type="text/css",b.id="matchmediajs-test",c.parentNode.insertBefore(b,c),d="getComputedStyle"in window&&window.getComputedStyle(b,null)||b.currentStyle,a={matchMedium:function(a){var c="@media "+a+"{ #matchmediajs-test { width: 1px; } }";return b.styleSheet?b.styleSheet.cssText=c:b.textContent=c,"1px"===d.width}}}return function(b){return{matches:a.matchMedium(b||"all"),media:b||"all"}}}()),function(a,b){"use strict";function c(a){var b,c,d,f,g,h=a||{};b=h.elements||e.getAllElements();for(var i=0,j=b.length;j>i;i++)if(c=b[i],d=c.parentNode,f=void 0,g=void 0,c[e.ns]||(c[e.ns]={}),h.reevaluate||!c[e.ns].evaluated){if("PICTURE"===d.nodeName.toUpperCase()){if(e.removeVideoShim(d),f=e.getMatch(c,d),f===!1)continue}else f=void 0;("PICTURE"===d.nodeName.toUpperCase()||c.srcset&&!e.srcsetSupported||!e.sizesSupported&&c.srcset&&c.srcset.indexOf("w")>-1)&&e.dodgeSrcset(c),f?(g=e.processSourceSet(f),e.applyBestCandidate(g,c)):(g=e.processSourceSet(c),(void 0===c.srcset||c[e.ns].srcset)&&e.applyBestCandidate(g,c)),c[e.ns].evaluated=!0}}function d(){c();var d=setInterval(function(){return c(),/^loaded|^i|^c/.test(b.readyState)?void clearInterval(d):void 0},250);if(a.addEventListener){var e;a.addEventListener("resize",function(){a._picturefillWorking||(a._picturefillWorking=!0,a.clearTimeout(e),e=a.setTimeout(function(){c({reevaluate:!0}),a._picturefillWorking=!1},60))},!1)}}if(a.HTMLPictureElement)return void(a.picturefill=function(){});b.createElement("picture");var e={};e.ns="picturefill",e.srcsetSupported="srcset"in b.createElement("img"),e.sizesSupported=a.HTMLImageElement.sizes,e.trim=function(a){return a.trim?a.trim():a.replace(/^\s+|\s+$/g,"")},e.endsWith=function(a,b){return a.endsWith?a.endsWith(b):-1!==a.indexOf(b,a.length-b.length)},e.matchesMedia=function(b){return a.matchMedia&&a.matchMedia(b).matches},e.getDpr=function(){return a.devicePixelRatio||1},e.getWidthFromLength=function(a){return a=a&&(parseFloat(a)>0||a.indexOf("calc(")>-1)?a:"100vw",a=a.replace("vw","%"),e.lengthEl||(e.lengthEl=b.createElement("div"),b.documentElement.insertBefore(e.lengthEl,b.documentElement.firstChild)),e.lengthEl.style.cssText="position: absolute; 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