JavaScript File

1!function(e){var t={}

2;function n(o){if(t[o])return t[o].exports;var i=t[o]={i:o,l:!1,exports:{}

3}

4;return e[o].call(i.exports,i,i.exports,n),i.l=!0,i.exports}

5n.m=e,n.c=t,n.d=function(e,t,o){n.o(e,t)||Object.defineProperty(e,t,{configurable:!1,enumerable:!0,get:o}

6)}

7,n.n=function(e){var t=e&&e.__esModule?function(){return e.default}

8:function(){return e}

9;return n.d(t,"a",t),t}

10,n.o=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)}

11,n.p="/",n(n.s=28)}

12({28:function(e,t,n){n(4),e.exports=n(29)}

13,29:function(e,t){function n(e){return(n="function"===typeof Symbol&&"symbol"===typeof Symbol.iterator?function(e){return typeof e}

14:function(e){return e&&"function"===typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e}

15)(e)}

16!function(){"use strict";if("object"==("undefined"===typeof window?"undefined":n(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 this.intersectionRatio>0}

17}

18);else{var e=window.document,t=[];i.prototype.THROTTLE_TIMEOUT=100,i.prototype.POLL_INTERVAL=null,i.prototype.USE_MUTATION_OBSERVER=!0,i.prototype.observe=function(e){if(!this._observationTargets.some(function(t){return t.element==e}

19)){if(!e||1!=e.nodeType)throw new Error("target must be an Element");this._registerInstance(),this._observationTargets.push({element:e,entry:null}

20),this._monitorIntersections(),this._checkForIntersections()}

21}

22,i.prototype.unobserve=function(e){this._observationTargets=this._observationTargets.filter(function(t){return t.element!=e}

23),this._observationTargets.length||(this._unmonitorIntersections(),this._unregisterInstance())}

24,i.prototype.disconnect=function(){this._observationTargets=[],this._unmonitorIntersections(),this._unregisterInstance()}

25,i.prototype.takeRecords=function(){var e=this._queuedEntries.slice();return this._queuedEntries=[],e}

26,i.prototype._initThresholds=function(e){var t=e||[0];return Array.isArray(t)||(t=[t]),t.sort().filter(function(e,t,n){if("number"!=typeof e||isNaN(e)||e<0||e>1)throw new Error("threshold must be a number between 0 and 1 inclusively");return e!==n[t-1]}

27)}

28,i.prototype._parseRootMargin=function(e){var t=(e||"0px").split(/\s+/).map(function(e){var t=/^(-?\d*\.?\d+)(px|%)$/.exec(e);if(!t)throw new Error("rootMargin must be specified in pixels or percent");return{value:parseFloat(t[1]),unit:t[2]}

29}

30);return t[1]=t[1]||t[0],t[2]=t[2]||t[0],t[3]=t[3]||t[1],t}

31,i.prototype._monitorIntersections=function(){this._monitoringIntersections||(this._monitoringIntersections=!0,this.POLL_INTERVAL?this._monitoringInterval=setInterval(this._checkForIntersections,this.POLL_INTERVAL):(s(window,"resize",this._checkForIntersections,!0),s(e,"scroll",this._checkForIntersections,!0),this.USE_MUTATION_OBSERVER&&"MutationObserver"in window&&(this._domObserver=new MutationObserver(this._checkForIntersections),this._domObserver.observe(e,{attributes:!0,childList:!0,characterData:!0,subtree:!0}

32))))}

33,i.prototype._unmonitorIntersections=function(){this._monitoringIntersections&&(this._monitoringIntersections=!1,clearInterval(this._monitoringInterval),this._monitoringInterval=null,r(window,"resize",this._checkForIntersections,!0),r(e,"scroll",this._checkForIntersections,!0),this._domObserver&&(this._domObserver.disconnect(),this._domObserver=null))}

34,i.prototype._checkForIntersections=function(){var e=this._rootIsInDom(),t=e?this._getRootRect():{top:0,bottom:0,left:0,right:0,width:0,height:0}

35;this._observationTargets.forEach(function(n){var i=n.element,s=d(i),r=this._rootContainsTarget(i),m=n.entry,a=e&&r&&this._computeTargetAndRootIntersection(i,t),c=n.entry=new o({time:window.performance&&performance.now&&performance.now(),target:i,boundingClientRect:s,rootBounds:t,intersectionRect:a}

36);m?e&&r?this._hasCrossedThreshold(m,c)&&this._queuedEntries.push(c):m&&m.isIntersecting&&this._queuedEntries.push(c):this._queuedEntries.push(c)}

37,this),this._queuedEntries.length&&this._callback(this.takeRecords(),this)}

38,i.prototype._computeTargetAndRootIntersection=function(t,n){if("none"!=window.getComputedStyle(t).display){for(var o,i,s,r,m,c,u,l,_=d(t),h=a(t),v=!1;!v;){var f=null,p=1==h.nodeType?window.getComputedStyle(h):{}

39;if("none"==p.display)return;if(h==this.root||h==e?(v=!0,f=n):h!=e.body&&h!=e.documentElement&&"visible"!=p.overflow&&(f=d(h)),f&&(o=f,i=_,s=void 0,r=void 0,m=void 0,c=void 0,u=void 0,l=void 0,s=Math.max(o.top,i.top),r=Math.min(o.bottom,i.bottom),m=Math.max(o.left,i.left),l=r-s,!(_=(u=(c=Math.min(o.right,i.right))-m)>=0&&l>=0&&{top:s,bottom:r,left:m,right:c,width:u,height:l}

40)))break;h=a(h)}

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