/**
 * [jQuery-appear]{@link https://github.com/emn178/jquery-appear}
 *
 * @version 0.2.6
 * @author Yi-Cyuan Chen [emn178@gmail.com]
 * @copyright Yi-Cyuan Chen 2014-2016
 * @license MIT
 */
(function(c,n,k){function u(){var a=c(this),b;if(b=a.is(":visible"))b=this.getBoundingClientRect(),b=(0<=b.top&&b.top<=v||0<=b.bottom&&b.bottom<=v)&&(0<=b.left&&b.left<=w||0<=b.right&&b.right<=w);b?(a.trigger(p),b!=a.data("jquery-appear")&&a.trigger(q)):b!=a.data("jquery-appear")&&a.trigger(r);a.data("jquery-appear",b)}function x(){v=n.innerHeight||k.documentElement.clientHeight;w=n.innerWidth||k.documentElement.clientWidth;l()}function t(){c(this).find(":jquery-appear").each(u)}function y(){var a=
c(this),b;a.data("jquery-appear-scroller")?b=!1:(b=a.css("overflow"),"scroll"!=b&&"auto"!=b?b=!1:(a.data("jquery-appear-scroller",1),a.bind("scroll",t),b=!0));var f;z||a.data("jquery-appear-display")?f=void 0:"none"!=a.css("display")?f=void 0:(a.data("jquery-appear-display",1),a._bindShow(t),f=!0);b|f&&!a.data("jquery-appear-watch")&&(a.data("jquery-appear-watch",1),m=m.add(a))}function D(){var a=c(this);a.data("jquery-appear-watch")&&0===a.find(":jquery-appear").length&&(a.removeData("jquery-appear-scroller").removeData("jquery-appear-display").removeData("jquery-appear-watch"),
a.unbind("scroll",t)._unbindShow(t))}function E(a){var b=c(this);b.is(":jquery-appear")||(A||(A=!0,x(),c(k).ready(function(){c(n).on("resize",x).on("scroll",l);c(k.body).on("animationend webkitAnimationEnd oAnimationEnd transitionend webkitTransitionEnd oTransitionEnd",l)}),z&&(new MutationObserver(l)).observe(k,{attributes:!0,childList:!0,characterData:!0,subtree:!0})),b.data("jquery-appear",!1),b.parents().each(y),setTimeout(function(){u.call(b[0])},1),h=h.add(this))}function F(a){var b=c(this);
setTimeout(function(){for(var a=c._data(b[0],"events")||{},d=!1,e=0;e<g.length;++e)if(a[g[e]]){d=!0;break}d&&(b.removeData("jquery-appear"),m=m.filter(":jquery-appear-watch"),m.each(D))},1)}function B(){for(var a=0;a<g.length;++a)c.event.special[g[a]]={add:E,remove:F}}var q="appear",p="appearing",r="disappear",g=[q,p,r],z=void 0!==n.MutationObserver,v,w,A=!1,h=c(),m=c();c.expr[":"]["jquery-appear"]=function(a){return void 0!==c(a).data("jquery-appear")};c.expr[":"]["jquery-appear-watch"]=function(a){return void 0!==
c(a).data("jquery-appear-watch")};var l=function(a){var b=0,c;return function(){var d=this,e=arguments,C=function(){b=new Date;a.apply(d,e)};c&&(clearTimeout(c),c=null);var g=new Date-b;10<g?C():c=setTimeout(C,10-g)}}(function(){h=h.filter(":jquery-appear");h.each(u)});c.appear={check:l,refresh:function(a){(void 0===a?h:c(a)).each(function(){var a=c(this);a.is(":jquery-appear")&&a.parents().each(y)})},setEventPrefix:function(a){for(var b=0;b<g.length;++b)delete c.event.special[g[b]];q=a+"appear";
p=a+"appearing";r=a+"disappear";g=[q,p,r];B()}};B();(function(){function a(){var a=c(this),b="none"!=a.css("display");a.data("jquery-appear-jquery-appear-show")!=b&&(a.data("jquery-appear-jquery-appear-show",b),b&&a.trigger("jquery-appear-show"))}function b(){e=e.filter(":jquery-appear-jquery-appear-show");e.each(a);0===e.length&&(d=clearInterval(d))}var f=50,d,e=c();c.expr[":"]["jquery-appear-jquery-appear-show"]=function(a){return void 0!==c(a).data("jquery-appear-jquery-appear-show")};c.fn._bindShow=
function(a){this.bind("jquery-appear-show",a);this.data("jquery-appear-jquery-appear-show","none"!=this.css("display"));e=e.add(this);f&&!d&&(d=setInterval(b,f))};c.fn._unbindShow=function(a){this.unbind("jquery-appear-show",a);this.removeData("jquery-appear-jquery-appear-show")};c.appear.setInterval=function(a){a==f||!c.isNumeric(a)||0>a||(f=a,d=clearInterval(d),0<f&&(d=setInterval(b,f)))}})()})(jQuery,window,document);