/*
 * Lazy Load - jQuery plugin for lazy loading images
 *
 * Copyright (c) 2007-2014 Mika Tuupola
 *
 * Licensed under the MIT license:
 *   http://www.opensource.org/licenses/mit-license.php
 *
 * Project home:
 *   http://www.appelsiini.net/projects/lazyload
 *
 * Version:  1.9.0
 *
 */
!function(e,t,o,i){var n=e(t);e.fn.lazyload=function(r){function f(){var t=0;a.each(function(){var o=e(this);if(!h.skip_invisible||o.is(":visible"))if(e.abovethetop(this,h)||e.leftofbegin(this,h));else if(e.belowthefold(this,h)||e.rightoffold(this,h)){if(++t>h.failure_limit)return!1}else o.trigger("appear"),t=0})}var l,a=this,h={threshold:0,failure_limit:0,event:"scroll",effect:"show",container:t,data_attribute:"lazyload",skip_invisible:!0,appear:null,load:null,placeholder:"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB/AAffA0nNPuCLAAAAAElFTkSuQmCC"};return r&&(i!==r.failurelimit&&(r.failure_limit=r.failurelimit,delete r.failurelimit),i!==r.effectspeed&&(r.effect_speed=r.effectspeed,delete r.effectspeed),e.extend(h,r)),l=h.container===i||h.container===t?n:e(h.container),0===h.event.indexOf("scroll")&&l.bind(h.event,function(){return f()}),this.each(function(){var t=this,o=e(t);t.loaded=!1,(o.attr("src")===i||o.attr("src")===!1)&&o.attr("src",h.placeholder),o.one("appear",function(){if(!this.loaded){if(h.appear){var i=a.length;h.appear.call(t,i,h)}e("<img />").bind("load",function(){var i=o.data(h.data_attribute);o.hide(),o.is("img")?o.attr("src",i):o.css("background-image","url('"+i+"')"),o[h.effect](h.effect_speed),t.loaded=!0;var n=e.grep(a,function(e){return!e.loaded});if(a=e(n),h.load){var r=a.length;h.load.call(t,r,h)}}).attr("src",o.data(h.data_attribute))}}),0!==h.event.indexOf("scroll")&&o.bind(h.event,function(){t.loaded||o.trigger("appear")})}),n.bind("resize",function(){f()}),/iphone|ipod|ipad.*os 5/gi.test(navigator.appVersion)&&n.bind("pageshow",function(t){t.originalEvent&&t.originalEvent.persisted&&a.each(function(){e(this).trigger("appear")})}),e(o).ready(function(){f()}),this},e.belowthefold=function(o,r){var f;return f=r.container===i||r.container===t?(t.innerHeight?t.innerHeight:n.height())+n.scrollTop():e(r.container).offset().top+e(r.container).height(),f<=e(o).offset().top-r.threshold},e.rightoffold=function(o,r){var f;return f=r.container===i||r.container===t?n.width()+n.scrollLeft():e(r.container).offset().left+e(r.container).width(),f<=e(o).offset().left-r.threshold},e.abovethetop=function(o,r){var f;return f=r.container===i||r.container===t?n.scrollTop():e(r.container).offset().top,f>=e(o).offset().top+r.threshold+e(o).height()},e.leftofbegin=function(o,r){var f;return f=r.container===i||r.container===t?n.scrollLeft():e(r.container).offset().left,f>=e(o).offset().left+r.threshold+e(o).width()},e.inviewport=function(t,o){return!(e.rightoffold(t,o)||e.leftofbegin(t,o)||e.belowthefold(t,o)||e.abovethetop(t,o))},e.extend(e.expr[":"],{"below-the-fold":function(t){return e.belowthefold(t,{threshold:0})},"above-the-top":function(t){return!e.belowthefold(t,{threshold:0})},"right-of-screen":function(t){return e.rightoffold(t,{threshold:0})},"left-of-screen":function(t){return!e.rightoffold(t,{threshold:0})},"in-viewport":function(t){return e.inviewport(t,{threshold:0})},"above-the-fold":function(t){return!e.belowthefold(t,{threshold:0})},"right-of-fold":function(t){return e.rightoffold(t,{threshold:0})},"left-of-fold":function(t){return!e.rightoffold(t,{threshold:0})}})}(jQuery,window,document);

