https://cdn.searchenginejournal.com/wp-content/themes/sej14/js/lib/lazyload.js?ver=1786713541

1!function(){"use strict";if("object"==typeof window)if("IntersectionObserver"in window&&"IntersectionObserverEntry"in window&&"intersectionRatio"in window.IntersectionObserverEntry.prototype)"isIntersecting"in window.IntersectionObserverEntry.prototype||Object.defineProperty(window.IntersectionObserverEntry.prototype,"isIntersecting",{get:function(){return 0<this.intersectionRatio}});else{var g=window.document,e=[];t.prototype.THROTTLE_TIMEOUT=100,t.prototype.POLL_INTERVAL=null,t.prototype.USE_MUTATION_OBSERVER=!0,t.prototype.observe=function(e){if(!this._observationTargets.some(function(t){return t.element==e})){if(!e||1!=e.nodeType)throw new Error("target must be an Element");this._registerInstance(),this._observationTargets.push({element:e,entry:null}),this._monitorIntersections(),this._checkForIntersections()}},t.prototype.unobserve=function(e){this._observationTargets=this._observationTargets.filter(function(t){return 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i=0;i<this.thresholds.length;i++){var r=this.thresholds[i];if(r==n||r==o||r<n!=r<o)return!0}},t.prototype._rootIsInDom=function(){return!this.root||i(g,this.root)},t.prototype._rootContainsTarget=function(t){return i(this.root||g,t)},t.prototype._registerInstance=function(){e.indexOf(this)<0&&e.push(this)},t.prototype._unregisterInstance=function(){var t=e.indexOf(this);-1!=t&&e.splice(t,1)},window.IntersectionObserver=t,window.IntersectionObserverEntry=a}function a(t){this.time=t.time,this.target=t.target,this.rootBounds=t.rootBounds,this.boundingClientRect=t.boundingClientRect,this.intersectionRect=t.intersectionRect||{top:0,bottom:0,left:0,right:0,width:0,height:0},this.isIntersecting=!!t.intersectionRect;var e=this.boundingClientRect,n=e.width*e.height,o=this.intersectionRect,i=o.width*o.height;this.intersectionRatio=n?Number((i/n).toFixed(4)):this.isIntersecting?1:0}function t(t,e){var n=e||{};if("function"!=typeof t)throw new Error("callback must be a 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2function _extends(){return(_extends=Object.assign||function(t){for(var e=1;e<arguments.length;e++){var n=arguments[e];for(var o in n)Object.prototype.hasOwnProperty.call(n,o)&&(t[o]=n[o])}return t}).apply(this,arguments)}function _typeof(t){return(_typeof="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}!function(t,e){"object"===("undefined"==typeof exports?"undefined":_typeof(exports))&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):t.LazyLoad=e()}(this,function(){"use strict";var t="undefined"!=typeof window,e=t&&!("onscroll"in window)||"undefined"!=typeof navigator&&/(gle|ing|ro)bot|crawl|spider/i.test(navigator.userAgent),n=t&&"IntersectionObserver"in window&&"IntersectionObserverEntry"in window&&"intersectionRatio"in window.IntersectionObserverEntry.prototype&&"isIntersecting"in window.IntersectionObserverEntry.prototype,o=t&&"classList"in document.createElement("p"),r={elements_selector:"img",container:e||t?document:null,threshold:300,thresholds:null,data_src:"src",data_srcset:"srcset",data_sizes:"sizes",data_bg:"bg",class_loading:"loading",class_loaded:"loaded",class_error:"error",load_delay:0,auto_unobserve:!0,callback_enter:null,callback_exit:null,callback_reveal:null,callback_loaded:null,callback_error:null,callback_finish:null,use_native:!1},i=function(t,e){var n,o=new t(e);try{n=new CustomEvent("LazyLoad::Initialized",{detail:{instance:o}})}catch(t){(n=document.createEvent("CustomEvent")).initCustomEvent("LazyLoad::Initialized",!1,!1,{instance:o})}window.dispatchEvent(n)};var a=function(t,e){return t.getAttribute("data-"+e)},s=function(t,e,n){var o="data-"+e;null!==n?t.setAttribute(o,n):t.removeAttribute(o)},c=function(t){return"true"===a(t,"was-processed")},l=function(t,e){return s(t,"ll-timeout",e)},u=function(t){return a(t,"ll-timeout")},d=function(t,e){t&&t(e)},f=function(t,e){t._loadingCount+=e,0===t._elements.length&&0===t._loadingCount&&d(t._settings.callback_finish)},_=function(t){for(var e,n=[],o=0;e=t.children[o];o+=1)"SOURCE"===e.tagName&&n.push(e);return n},v=function(t,e,n){n&&t.setAttribute(e,n)},g=function(t,e){v(t,"sizes",a(t,e.data_sizes)),v(t,"srcset",a(t,e.data_srcset)),v(t,"src",a(t,e.data_src))},b={IMG:function(t,e){var n=t.parentNode;

2n&&"PICTURE"===n.tagName&&_(n).forEach(function(t){g(t,e)});g(t,e)},IFRAME:function(t,e){v(t,"src",a(t,e.data_src))},VIDEO:function(t,e){_(t).forEach(function(t){v(t,"src",a(t,e.data_src))}),v(t,"src",a(t,e.data_src)),t.load()}},m=function(t,e){var n,o,r=e._settings,i=t.tagName,s=b[i];if(s)return s(t,r),f(e,1),void(e._elements=(n=e._elements,o=t,n.filter(function(t){return t!==o})));!function(t,e){var n=a(t,e.data_src),o=a(t,e.data_bg);n&&(t.style.backgroundImage='url("'.concat(n,'")')),o&&(t.style.backgroundImage=o)}(t,r)},h=function(t,e){o?t.classList.add(e):t.className+=(t.className?" ":"")+e},p=function(t,e,n){t.addEventListener(e,n)},y=function(t,e,n){t.removeEventListener(e,n)},E=function(t,e,n){y(t,"load",e),y(t,"loadeddata",e),y(t,"error",n)},w=function(t,e,n){var r=n._settings,i=e?r.class_loaded:r.class_error,a=e?r.callback_loaded:r.callback_error,s=t.target;!function(t,e){o?t.classList.remove(e):t.className=t.className.replace(new RegExp("(^|\\s+)"+e+"(\\s+|$)")," ").replace(/^\s+/,"").replace(/\s+$/,"")}(s,r.class_loading),h(s,i),d(a,s),f(n,-1)},I=function(t,e){var n=function n(r){w(r,!0,e),E(t,n,o)},o=function o(r){w(r,!1,e),E(t,n,o)};!function(t,e,n){p(t,"load",e),p(t,"loadeddata",e),p(t,"error",n)}(t,n,o)},k=["IMG","IFRAME","VIDEO"],O=function(t,e){var n=e._observer;x(t,e),n&&e._settings.auto_unobserve&&n.unobserve(t)},A=function(t){var e=u(t);e&&(clearTimeout(e),l(t,null))},L=function(t,e){var n=e._settings.load_delay,o=u(t);o||(o=setTimeout(function(){O(t,e),A(t)},n),l(t,o))},x=function(t,e,n){var o=e._settings;!n&&c(t)||(k.indexOf(t.tagName)>-1&&(I(t,e),h(t,o.class_loading)),m(t,e),function(t){s(t,"was-processed","true")}(t),d(o.callback_reveal,t),d(o.callback_set,t))},z=function(t){return!!n&&(t._observer=new IntersectionObserver(function(e){e.forEach(function(e){return function(t){return t.isIntersecting||t.intersectionRatio>0}(e)?function(t,e){var n=e._settings;d(n.callback_enter,t),n.load_delay?L(t,e):O(t,e)}(e.target,t):function(t,e){var n=e._settings;d(n.callback_exit,t),n.load_delay&&A(t)}(e.target,t)})},{root:(e=t._settings).container===document?null:e.container,rootMargin:e.thresholds||e.threshold+"px"}),!0);var e},N=["IMG","IFRAME"],C=function(t,e){return function(t){return t.filter(function(t){return!c(t)})}((n=t||function(t){return t.container.querySelectorAll(t.elements_selector)}(e),Array.prototype.slice.call(n)));var n},M=function(t,e){this._settings=function(t){return _extends({},r,t)}(t),this._loadingCount=0,z(this),this.update(e)};return M.prototype={update:function(t){var n,o=this,r=this._settings;(this._elements=C(t,r),!e&&this._observer)?(function(t){return t.use_native&&"loading"in HTMLImageElement.prototype}(r)&&((n=this)._elements.forEach(function(t){-1!==N.indexOf(t.tagName)&&(t.setAttribute("loading","lazy"),x(t,n))}),this._elements=C(t,r)),this._elements.forEach(function(t){o._observer.observe(t)})):this.loadAll()},destroy:function(){var t=this;this._observer&&(this._elements.forEach(function(e){t._observer.unobserve(e)}),this._observer=null),this._elements=null,this._settings=null},load:function(t,e){x(t,this,e)},loadAll:function(){var t=this;this._elements.forEach(function(e){O(e,t)})}},t&&function(t,e){if(e)if(e.length)for(var n,o=0;n=e[o];o+=1)i(t,n);else i(t,e)}(M,window.lazyLoadOptions),M});
3//# sourceMappingURL=lazyload.min.js.map
4
5
6var is_retina = sej_isRetina();
7
8sitems = document.querySelectorAll("[data-src2]");
9if( sitems.length && is_retina ){	    	
10	for (var i = 0, len = sitems.length; i < len; i++) {
11		img2x = sitems[i].getAttribute('data-src2');
12		if( img2x ){
13			sitems[i].setAttribute( 'data-src', img2x );
14		}
15	}
16}
17
18if( window.innerWidth < 768 ){
19	if( typeof shome != "undefined" && shome ){
20		var pixel_limit = 500;
21	}else{
22		var pixel_limit = window.innerHeight;
23	}
24	
25}else{
26	var pixel_limit = window.innerHeight+700;
27}
28
29
30
31var lazyLoadInstance = new LazyLoad({
32    elements_selector: ".b-lazy",
33    //use_native: true,
34    thresholds: pixel_limit+'px',
35    class_loaded: 'b-loaded'
36    // ... more custom settings?
37});