var DIStacks=function(t,e,n){function i(){return c.offsetHeight}var c=document.querySelector(e),s={},o=null,a=!1,r=0,d={spacerElement:null,currentSpacerHeight:0,startSpacer:function(){this.spacerElement=document.querySelector(s.spacer),this.spacerElement&&this.spacerElement.setAttribute("style","transition: height 0.3s ease-in-out; height: 0;"),this.setSpacer()},setSpacer:function(){var t;this.spacerElement&&(t=i(),this.currentSpacerHeight!==t&&(this.spacerElement.style.height=t+"px",setTimeout(function(){u()},300),this.currentSpacerHeight=t))}},u=function(){p.createEvent(t+".heightChanged")},p={extend:function(t){t=t||{};for(var e=1;e<arguments.length;e++)if(arguments[e])for(var n in arguments[e])arguments[e].hasOwnProperty(n)&&(t[n]=arguments[e][n]);return t},createEvent:function(e,n){try{var i=new CustomEvent(e,{detail:n})}catch(t){(i=document.createEvent("CustomEvent")).initCustomEvent(e,!0,!0,n)}document.dispatchEvent(i)}};if(c)return(s=p.extend({},{spacer:!1,hideOnScroll:!1,hideOnScrollDirection:"bottom"},n||{})).spacer&&(window.addEventListener("resize",function(){clearTimeout(o),o=setTimeout(function(){d.setSpacer()},100)}),window.addEventListener(t+".heightChanged",function(){d.setSpacer()})),s.hideOnScroll&&window.addEventListener("scroll",function(){var t,e;t=window.pageYOffset||document.documentElement.scrollTop,r=((e=r<t?"down":"up")!=a&&(a="down"==e?(c.style[s.hideOnScrollDirection]="-"+i()+"px","down"):(c.style[s.hideOnScrollDirection]="0px","up")),t)}),d.startSpacer(),{container:c,options:s,getHeight:i,spacer:d,stacksModified:u}};window.stacksInitiated=0;var initiateStacks=function(t){window.stacksInitiated||(window.TopStacks=new DIStacks("TopStacks",".di-stacks--top",{spacer:".di-stacks-spacer--top"}),window.BottomStacks=new DIStacks("BottomStacks",".di-stacks--bottom",{spacer:".di-stacks-spacer--bottom"}),window.stacksInitiated=1)};document.addEventListener("DOMContentLoaded",initiateStacks,!1),document.addEventListener("jellyfishLoaded",initiateStacks,!1);