https://www.klimt-foundation.com/assets/_combinedfiles/ResponsiveImageExtension-7c4c03d.js

1/****** FILE: vendor/relaxt/silverstripe-responsive-image/javascript/lazysizes-5.3.1.min.js *****/
2/*! lazysizes - v5.3.1 */
3
4!function(e){var t=function(u,D,f){"use strict";var k,H;if(function(){var e;var t={lazyClass:"lazyload",loadedClass:"lazyloaded",loadingClass:"lazyloading",preloadClass:"lazypreload",errorClass:"lazyerror",autosizesClass:"lazyautosizes",fastLoadedClass:"ls-is-cached",iframeLoadMode:0,srcAttr:"data-src",srcsetAttr:"data-srcset",sizesAttr:"data-sizes",minSize:40,customMedia:{},init:true,expFactor:1.5,hFac:.8,loadMode:2,loadHidden:true,ricTimeout:0,throttleDelay:125};H=u.lazySizesConfig||u.lazysizesConfig||{};for(e in t){if(!(e in H)){H[e]=t[e]}}}(),!D||!D.getElementsByClassName){return{init:function(){},cfg:H,noSupport:true}}var O=D.documentElement,i=u.HTMLPictureElement,P="addEventListener",$="getAttribute",q=u[P].bind(u),I=u.setTimeout,U=u.requestAnimationFrame||I,o=u.requestIdleCallback,j=/^picture$/i,r=["load","error","lazyincluded","_lazyloaded"],a={},G=Array.prototype.forEach,J=function(e,t){if(!a[t]){a[t]=new RegExp("(\\s|^)"+t+"(\\s|$)")}return a[t].test(e[$]("class")||"")&&a[t]},K=function(e,t){if(!J(e,t)){e.setAttribute("class",(e[$]("class")||"").trim()+" "+t)}},Q=function(e,t){var a;if(a=J(e,t)){e.setAttribute("class",(e[$]("class")||"").replace(a," "))}},V=function(t,a,e){var i=e?P:"removeEventListener";if(e){V(t,a)}r.forEach(function(e){t[i](e,a)})},X=function(e,t,a,i,r){var n=D.createEvent("Event");if(!a){a={}}a.instance=k;n.initEvent(t,!i,!r);n.detail=a;e.dispatchEvent(n);return n},Y=function(e,t){var a;if(!i&&(a=u.picturefill||H.pf)){if(t&&t.src&&!e[$]("srcset")){e.setAttribute("srcset",t.src)}a({reevaluate:true,elements:[e]})}else if(t&&t.src){e.src=t.src}},Z=function(e,t){return(getComputedStyle(e,null)||{})[t]},s=function(e,t,a){a=a||e.offsetWidth;while(a<H.minSize&&t&&!e._lazysizesWidth){a=t.offsetWidth;t=t.parentNode}return a},ee=function(){var a,i;var t=[];var r=[];var n=t;var s=function(){var e=n;n=t.length?r:t;a=true;i=false;while(e.length){e.shift()()}a=false};var e=function(e,t){if(a&&!t){e.apply(this,arguments)}else{n.push(e);if(!i){i=true;(D.hidden?I:U)(s)}}};e._lsFlush=s;return e}(),te=function(a,e){return e?function(){ee(a)}:function(){var e=this;var t=arguments;ee(function(){a.apply(e,t)})}},ae=function(e){var a;var i=0;var r=H.throttleDelay;var n=H.ricTimeout;var t=function(){a=false;i=f.now();e()};var s=o&&n>49?function(){o(t,{timeout:n});if(n!==H.ricTimeout){n=H.ricTimeout}}:te(function(){I(t)},true);return function(e){var t;if(e=e===true){n=33}if(a){return}a=true;t=r-(f.now()-i);if(t<0){t=0}if(e||t<9){s()}else{I(s,t)}}},ie=function(e){var t,a;var i=99;var r=function(){t=null;e()};var n=function(){var e=f.now()-a;if(e<i){I(n,i-e)}else{(o||r)(r)}};return function(){a=f.now();if(!t){t=I(n,i)}}},e=function(){var v,m,c,h,e;var y,z,g,p,C,b,A;var n=/^img$/i;var d=/^iframe$/i;var E="onscroll"in u&&!/(gle|ing)bot/.test(navigator.userAgent);var _=0;var w=0;var M=0;var N=-1;var L=function(e){M--;if(!e||M<0||!e.target){M=0}};var x=function(e){if(A==null){A=Z(D.body,"visibility")=="hidden"}return A||!(Z(e.parentNode,"visibility")=="hidden"&&Z(e,"visibility")=="hidden")};var W=function(e,t){var a;var i=e;var r=x(e);g-=t;b+=t;p-=t;C+=t;while(r&&(i=i.offsetParent)&&i!=D.body&&i!=O){r=(Z(i,"opacity")||1)>0;if(r&&Z(i,"overflow")!="visible"){a=i.getBoundingClientRect();r=C>a.left&&p<a.right&&b>a.top-1&&g<a.bottom+1}}return r};var t=function(){var e,t,a,i,r,n,s,o,l,u,f,c;var d=k.elements;if((h=H.loadMode)&&M<8&&(e=d.length)){t=0;N++;for(;t<e;t++){if(!d[t]||d[t]._lazyRace){continue}if(!E||k.prematureUnveil&&k.prematureUnveil(d[t])){R(d[t]);continue}if(!(o=d[t][$]("data-expand"))||!(n=o*1)){n=w}if(!u){u=!H.expand||H.expand<1?O.clientHeight>500&&O.clientWidth>500?500:370:H.expand;k._defEx=u;f=u*H.expFactor;c=H.hFac;A=null;if(w<f&&M<1&&N>2&&h>2&&!D.hidden){w=f;N=0}else if(h>1&&N>1&&M<6){w=u}else{w=_}}if(l!==n){y=innerWidth+n*c;z=innerHeight+n;s=n*-1;l=n}a=d[t].getBoundingClientRect();if((b=a.bottom)>=s&&(g=a.top)<=z&&(C=a.right)>=s*c&&(p=a.left)<=y&&(b||C||p||g)&&(H.loadHidden||x(d[t]))&&(m&&M<3&&!o&&(h<3||N<4)||W(d[t],n))){R(d[t]);r=true;if(M>9){break}}else if(!r&&m&&!i&&M<4&&N<4&&h>

42&&(v[0]||H.preloadAfterLoad)&&(v[0]||!o&&(b||C||p||g||d[t][$](H.sizesAttr)!="auto"))){i=v[0]||d[t]}}if(i&&!r){R(i)}}};var a=ae(t);var S=function(e){var t=e.target;if(t._lazyCache){delete t._lazyCache;return}L(e);K(t,H.loadedClass);Q(t,H.loadingClass);V(t,B);X(t,"lazyloaded")};var i=te(S);var B=function(e){i({target:e.target})};var T=function(e,t){var a=e.getAttribute("data-load-mode")||H.iframeLoadMode;if(a==0){e.contentWindow.location.replace(t)}else if(a==1){e.src=t}};var F=function(e){var t;var a=e[$](H.srcsetAttr);if(t=H.customMedia[e[$]("data-media")||e[$]("media")]){e.setAttribute("media",t)}if(a){e.setAttribute("srcset",a)}};var s=te(function(t,e,a,i,r){var n,s,o,l,u,f;if(!(u=X(t,"lazybeforeunveil",e)).defaultPrevented){if(i){if(a){K(t,H.autosizesClass)}else{t.setAttribute("sizes",i)}}s=t[$](H.srcsetAttr);n=t[$](H.srcAttr);if(r){o=t.parentNode;l=o&&j.test(o.nodeName||"")}f=e.firesLoad||"src"in t&&(s||n||l);u={target:t};K(t,H.loadingClass);if(f){clearTimeout(c);c=I(L,2500);V(t,B,true)}if(l){G.call(o.getElementsByTagName("source"),F)}if(s){t.setAttribute("srcset",s)}else if(n&&!l){if(d.test(t.nodeName)){T(t,n)}else{t.src=n}}if(r&&(s||l)){Y(t,{src:n})}}if(t._lazyRace){delete t._lazyRace}Q(t,H.lazyClass);ee(function(){var e=t.complete&&t.naturalWidth>1;if(!f||e){if(e){K(t,H.fastLoadedClass)}S(u);t._lazyCache=true;I(function(){if("_lazyCache"in t){delete t._lazyCache}},9)}if(t.loading=="lazy"){M--}},true)});var R=function(e){if(e._lazyRace){return}var t;var a=n.test(e.nodeName);var i=a&&(e[$](H.sizesAttr)||e[$]("sizes"));var r=i=="auto";if((r||!m)&&a&&(e[$]("src")||e.srcset)&&!e.complete&&!J(e,H.errorClass)&&J(e,H.lazyClass)){return}t=X(e,"lazyunveilread").detail;if(r){re.updateElem(e,true,e.offsetWidth)}e._lazyRace=true;M++;s(e,t,r,i,a)};var r=ie(function(){H.loadMode=3;a()});var o=function(){if(H.loadMode==3){H.loadMode=2}r()};var l=function(){if(m){return}if(f.now()-e<999){I(l,999);return}m=true;H.loadMode=3;a();q("scroll",o,true)};return{_:function(){e=f.now();k.elements=D.getElementsByClassName(H.lazyClass);v=D.getElementsByClassName(H.lazyClass+" "+H.preloadClass);q("scroll",a,true);q("resize",a,true);q("pageshow",function(e){if(e.persisted){var t=D.querySelectorAll("."+H.loadingClass);if(t.length&&t.forEach){U(function(){t.forEach(function(e){if(e.complete){R(e)}})})}}});if(u.MutationObserver){new MutationObserver(a).observe(O,{childList:true,subtree:true,attributes:true})}else{O[P]("DOMNodeInserted",a,true);O[P]("DOMAttrModified",a,true);setInterval(a,999)}q("hashchange",a,true);["focus","mouseover","click","load","transitionend","animationend"].forEach(function(e){D[P](e,a,true)});if(/d$|^c/.test(D.readyState)){l()}else{q("load",l);D[P]("DOMContentLoaded",a);I(l,2e4)}if(k.elements.length){t();ee._lsFlush()}else{a()}},checkElems:a,unveil:R,_aLSL:o}}(),re=function(){var a;var n=te(function(e,t,a,i){var r,n,s;e._lazysizesWidth=i;i+="px";e.setAttribute("sizes",i);if(j.test(t.nodeName||"")){r=t.getElementsByTagName("source");for(n=0,s=r.length;n<s;n++){r[n].setAttribute("sizes",i)}}if(!a.detail.dataAttr){Y(e,a.detail)}});var i=function(e,t,a){var i;var r=e.parentNode;if(r){a=s(e,r,a);i=X(e,"lazybeforesizes",{width:a,dataAttr:!!t});if(!i.defaultPrevented){a=i.detail.width;if(a&&a!==e._lazysizesWidth){n(e,r,i,a)}}}};var e=function(){var e;var t=a.length;if(t){e=0;for(;e<t;e++){i(a[e])}}};var t=ie(e);return{_:function(){a=D.getElementsByClassName(H.autosizesClass);q("resize",t)},checkElems:t,updateElem:i}}(),t=function(){if(!t.i&&D.getElementsByClassName){t.i=true;re._();e._()}};return I(function(){H.init&&t()}),k={cfg:H,autoSizer:re,loader:e,init:t,uP:Y,aC:K,rC:Q,hC:J,fire:X,gW:s,rAF:ee}}(e,e.document,Date);e.lazySizes=t,"object"==typeof module&&module.exports&&(module.exports=t)}("undefined"!=typeof window?window:{});
5/****** FILE: vendor/relaxt/silverstripe-responsive-image/javascript/ls.respimg-5.3.1.min.js *****/
6/*! lazysizes - v5.3.1 */
7
8!function(e,t){var r;e&&(r=function(){t(e.lazySizes),e.removeEventListener("lazyunveilread",r,!0)},t=t.bind(null,e,e.document),"object"==typeof module&&module.exports?t(require("lazysizes")):"function"==typeof define&&define.amd?define(["lazysizes"],t):e.lazySizes?r():e.addEventListener("lazyunveilread",r,!0))}("undefined"!=typeof window?window:0,function(d,n,p){"use strict";var i,a,s,l,t,r,f,o,c,m,u,y=p.cfg,e=n.createElement("img"),g="sizes"in e&&"srcset"in e,h=/\s+\d+h/g,z=(a=/\s+(\d+)(w|h)\s+(\d+)(w|h)/,s=Array.prototype.forEach,function(){function r(e){var t,r,i=e.getAttribute(y.srcsetAttr);

8i&&(r=i.match(a))&&((t="w"==r[2]?r[1]/r[3]:r[3]/r[1])&&e.setAttribute("data-aspectratio",t),e.setAttribute(y.srcsetAttr,i.replace(h,"")))}function e(e){var t;e.detail.instance==p&&((t=e.target.parentNode)&&"PICTURE"==t.nodeName&&s.call(t.getElementsByTagName("source"),r),r(e.target))}function t(){i.currentSrc&&n.removeEventListener("lazybeforeunveil",e)}var i=n.createElement("img");n.addEventListener("lazybeforeunveil",e),i.onload=t,i.onerror=t,i.srcset="data:,a 1w 1h",i.complete&&t()});function v(e,t){return e.w-t.w}function w(e,t,r,i){l.push({c:t,u:r,w:+i})}function b(e,t){var r,i=e.getAttribute("srcset")||e.getAttribute(y.srcsetAttr);!i&&t&&(i=e._lazypolyfill?e._lazypolyfill._set:e.getAttribute(y.srcAttr)||e.getAttribute("src")),e._lazypolyfill&&e._lazypolyfill._set==i||(r=o(i||""),t&&e.parentNode&&(r.isPicture="PICTURE"==e.parentNode.nodeName.toUpperCase(),r.isPicture&&d.matchMedia&&(p.aC(e,"lazymatchmedia"),c())),r._set=i,Object.defineProperty(e,"_lazypolyfill",{value:r,writable:!0}))}function A(e){var t,r,i,n,a,s,l,o,c,u=e;if(b(u,!0),(n=u._lazypolyfill).isPicture)for(r=0,i=(t=e.parentNode.getElementsByTagName("source")).length;r<i;r++)if(y.supportsType(t[r].getAttribute("type"),e)&&m(t[r].getAttribute("media"))){u=t[r],b(u),n=u._lazypolyfill;break}return 1<n.length?(s=u.getAttribute("sizes")||"",s=f.test(s)&&parseInt(s,10)||p.gW(e,e.parentNode),n.d=(l=e,o=d.devicePixelRatio||1,c=p.getX&&p.getX(l),Math.min(c||o,2.5,o)),!n.src||!n.w||n.w<s?(n.w=s,a=function(e){for(var t,r,i=e.length,n=e[i-1],a=0;a<i;a++)if((n=e[a]).d=n.w/e.w,n.d>=e.d){!n.cached&&(t=e[a-1])&&t.d>e.d-.13*Math.pow(e.d,2.2)&&(r=Math.pow(t.d-.6,1.6),t.cached&&(t.d+=.15*r),t.d+(n.d-e.d)*r>e.d&&(n=t));break}return n}(n.sort(v)),n.src=a):a=n.src):a=n[0],a}function E(e){var t;g&&e.parentNode&&"PICTURE"!=e.parentNode.nodeName.toUpperCase()||(t=A(e))&&t.u&&e._lazypolyfill.cur!=t.u&&(e._lazypolyfill.cur=t.u,t.cached=!0,e.setAttribute(y.srcAttr,t.u),e.setAttribute("src",t.u))}y.supportsType||(y.supportsType=function(e){return!e}),d.HTMLPictureElement&&g?!p.hasHDescriptorFix&&n.msElementsFromPoint&&(p.hasHDescriptorFix=!0,z()):d.picturefill||y.pf||(y.pf=function(e){var t,r;if(!d.picturefill)for(t=0,r=e.elements.length;t<r;t++)i(e.elements[t])},f=/^\s*\d+\.*\d*px\s*$/,t=/(([^,\s].[^\s]+)\s+(\d+)w)/g,r=/\s/,c=function(){var e,r;function t(){for(var e=0,t=r.length;e<t;e++)i(r[e])}c.init||(c.init=!0,addEventListener("resize",(r=n.getElementsByClassName("lazymatchmedia"),function(){clearTimeout(e),e=setTimeout(t,66)})))},m=function(e){return d.matchMedia?(m=function(e){return!e||(matchMedia(e)||{}).matches})(e):!e},E.parse=o=function(e){return l=[],(e=e.trim()).replace(h,"").replace(t,w),l.length||!e||r.test(e)||l.push({c:e,u:e,w:99}),l},i=E,y.loadedClass&&y.loadingClass&&(u=[],['img[sizes$="px"][srcset].',"picture > img:not([srcset])."].forEach(function(e){u.push(e+y.loadedClass),u.push(e+y.loadingClass)}),y.pf({elements:n.querySelectorAll(u.join(", "))})))});
9/****** FILE: vendor/relaxt/silverstripe-responsive-image/javascript/ls.object-fit-5.3.1.min.js *****/
10/*! lazysizes - v5.3.1 */
11
12!function(e,i){var a;e&&(a=function(t){i(e.lazySizes,t),e.removeEventListener("lazyunveilread",a,!0)},i=i.bind(null,e,e.document),"object"==typeof module&&module.exports?i(require("lazysizes")):"function"==typeof define&&define.amd?define(["lazysizes"],i):e.lazySizes?a():e.addEventListener("lazyunveilread",a,!0))}("undefined"!=typeof window?window:0,function(t,u,f,e){"use strict";var y,i,a=u.createElement("a").style,r="objectFit"in a,s=/object-fit["']*\s*:\s*["']*(contain|cover)/,l=/object-position["']*\s*:\s*["']*(.+?)(?=($|,|'|"|;))/,A="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==",n=/\(|\)|'/,d={center:"center","50% 50%":"center"};function c(o,r){function s(){var t=o.currentSrc||o.src;t&&i!==t&&(i=t,d.backgroundImage="url("+(n.test(t)?JSON.stringify(t):t)+")",e||(e=!0,f.rC(l,c.loadingClass),f.aC(l,c.loadedClass)))}function t(){f.rAF(s)}var e,i,l,d,c=f.cfg;o._lazysizesParentFit=r.fit,o.addEventListener("lazyloaded",t,!0),o.addEventListener("load",t,!0),f.rAF(function(){var t,e,i,a=o,n=o.parentNode;"PICTURE"==n.nodeName.toUpperCase()&&(n=(a=n).parentNode),(e=(t=a).previousElementSibling)&&f.hC(e,y)&&(e.parentNode.removeChild(e),t.style.position=e.getAttribute("data-position")||"",t.style.visibility=e.getAttribute("data-visibility")||""),y||y||(i=u.createElement("style"),y=f.cfg.objectFitClass||"lazysizes-display-clone",u.querySelector("head").appendChild(i)),l=o.cloneNode(!1),d=l.style,l.addEventListener("load",function(){var t=l.currentSrc||l.src;t&&t!=A&&(l.src=A,l.srcset="")}),f.rC(l,c.loadedClass),f.rC(l,c.lazyClass),f.rC(l,c.autosizesClass),f.aC(l,c.loadingClass),f.aC(l,y),["data-parent-fit","data-parent-container","data-object-fit-polyfilled",c.srcsetAttr,c.srcAttr].forEach(function(t){l.removeAttribute(t)}),l.src=A,l.srcset="",d.backgroundRepeat="no-repeat",d.backgroundPosition=r.position,d.backgroundSize=r.fit,l.