jQuery(function($){$.fn.foxlazy=function(threshold,callback){var $w=$(window),th=threshold||0,retina=window.devicePixelRatio>1,attrib=retina?"data-lazy-src-retina":"data-lazy-src",images=this,loaded;this.one("foxlazy",function(){var source=this.getAttribute(attrib);source=source||this.getAttribute("data-lazy-src");if(source){this.setAttribute("src",source);if($(this).hasClass("s-img-switch")){$(this).parent().css("background-image","url("+source+")");$(this).hide();}}if(typeof callback==="function"){callback.call(this);}});function foxlazy(){var inview=images.filter(function(){var $e=$(this);var scrollTop=$w.scrollTop(),scrollTopHeight=scrollTop+$w.height(),offsetTop=$e.offset().top,offsetTopHeight=offsetTop+$e.height();return offsetTopHeight>=scrollTop-th&&offsetTop<=scrollTopHeight+th;});loaded=inview.trigger("foxlazy");images=images.not(loaded);}$w.on("load.foxlazy scroll.foxlazy resize.foxlazy lookup.foxlazy",foxlazy);foxlazy();return this;};$("img[data-lazy-src]").foxlazy();});