// SmoothScroll for websites v1.4.4 (Balazs Galambosi)
// http://www.smoothscroll.net/
//
// Licensed under the terms of the MIT license.
//
// You may use it in your theme if you credit me. 
// It is also free to use on any individual website.
//
// Exception:
// The only restriction is to not publish any  
// extension for browsers or native application
// without getting a written permission first.
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o(){M&&M.disconnect(),w(_,r),w("mousedown",i),w("keydown",a),w("resize",T),w("load",t)}function n(e,t,o){if(p(t,o),1!=z.accelerationMax){var n=Date.now(),r=n-j;if(r<z.accelerationDelta){var a=(1+50/r)/2;a>1&&(a=Math.min(a,z.accelerationMax),t*=a,o*=a)}j=Date.now()}if(q.push({x:t,y:o,lastX:0>t?.99:-.99,lastY:0>o?.99:-.99,start:Date.now()}),!P){var i=e===document.body,l=function(n){for(var r=Date.now(),a=0,c=0,u=0;u<q.length;u++){var d=q[u],s=r-d.start,f=s>=z.animationTime,m=f?1:s/z.animationTime;z.pulseAlgorithm&&(m=x(m));var w=d.x*m-d.lastX>>0,h=d.y*m-d.lastY>>0;a+=w,c+=h,d.lastX+=w,d.lastY+=h,f&&(q.splice(u,1),u--)}i?window.scrollBy(a,c):(a&&(e.scrollLeft+=a),c&&(e.scrollTop+=c)),t||o||(q=[]),q.length?V(l,e,1e3/z.frameRate+1):P=!1};V(l,e,0),P=!0}}function r(e){A||t();var o=e.target,r=u(o);if(!r||e.defaultPrevented||e.ctrlKey)return!0;if(h(D,"embed")||h(o,"embed")&&/\.pdf/i.test(o.src)||h(D,"object")||o.shadowRoot)return!0;var a=-e.wheelDeltaX||e.deltaX||0,i=-e.wheelDeltaY||e.deltaY||0;return O&&(e.wheelDeltaX&&b(e.wheelDeltaX,120)&&(a=-120*(e.wheelDeltaX/Math.abs(e.wheelDeltaX))),e.wheelDeltaY&&b(e.wheelDeltaY,120)&&(i=-120*(e.wheelDeltaY/Math.abs(e.wheelDeltaY)))),a||i||(i=-e.wheelDelta||0),1===e.deltaMode&&(a*=40,i*=40),!z.touchpadSupport&&v(i)?!0:(Math.abs(a)>1.2&&(a*=z.stepSize/120),Math.abs(i)>1.2&&(i*=z.stepSize/120),n(r,a,i),e.preventDefault(),void l())}function a(e){var t=e.target,o=e.ctrlKey||e.altKey||e.metaKey||e.shiftKey&&e.keyCode!==K.spacebar;document.body.contains(D)||(D=document.activeElement);var r=/^(textarea|select|embed|object)$/i,a=/^(button|submit|radio|checkbox|file|color|image)$/i;if(e.defaultPrevented||r.test(t.nodeName)||h(t,"input")&&!a.test(t.type)||h(D,"video")||g(e)||t.isContentEditable||o)return!0;if((h(t,"button")||h(t,"input")&&a.test(t.type))&&e.keyCode===K.spacebar)return!0;if(h(t,"input")&&"radio"==t.type&&R[e.keyCode])return!0;var i,c=0,d=0,s=u(D),f=s.clientHeight;switch(s==document.body&&(f=window.innerHeight),e.keyCode){case K.up:d=-z.arrowScroll;break;case K.down:d=z.arrowScroll;break;case K.spacebar:i=e.shiftKey?1:-1,d=-i*f*.9;break;case K.pageup:d=.9*-f;break;case K.pagedown:d=.9*f;break;case K.home:d=-s.scrollTop;break;case K.end:var m=s.scrollHeight-s.scrollTop-f;d=m>0?m+10:0;break;case K.left:c=-z.arrowScroll;break;case K.right:c=z.arrowScroll;break;default:return!0}n(s,c,d),e.preventDefault(),l()}function i(e){D=e.target}function l(){clearTimeout(E),E=setInterval(function(){I={}},1e3)}function c(e,t){for(var o=e.length;o--;)I[F(e[o])]=t;return t}function u(e){var t=[],o=document.body,n=B.scrollHeight;do{var r=I[F(e)];if(r)return c(t,r);if(t.push(e),n===e.scrollHeight){var a=s(B)&&s(o),i=a||f(B);if(X&&d(B)||!X&&i)return c(t,$())}else if(d(e)&&f(e))return c(t,e)}while(e=e.parentElement)}function d(e){return e.clientHeight+10<e.scrollHeight}function s(e){var t=getComputedStyle(e,"").getPropertyValue("overflow-y");return"hidden"!==t}function f(e){var t=getComputedStyle(e,"").getPropertyValue("overflow-y");return"scroll"===t||"auto"===t}function m(e,t){window.addEventListener(e,t,!1)}function w(e,t){window.removeEventListener(e,t,!1)}function h(e,t){return(e.nodeName||"").toLowerCase()===t.toLowerCase()}function p(e,t){e=e>0?1:-1,t=t>0?1:-1,(Y.x!==e||Y.y!==t)&&(Y.x=e,Y.y=t,q=[],j=0)}function v(e){return e?(N.length||(N=[e,e,e]),e=Math.abs(e),N.push(e),N.shift(),clearTimeout(C),C=setTimeout(function(){window.localStorage&&(localStorage.SS_deltaBuffer=N.join(","))},1e3),!y(120)&&!y(100)):void 0}function b(e,t){return Math.floor(e/t)==e/t}function y(e){return b(N[0],e)&&b(N[1],e)&&b(N[2],e)}function g(e){var t=e.target,o=!1;if(-1!=document.URL.indexOf("www.youtube.com/watch"))do if(o=t.classList&&t.classList.contains("html5-video-controls"))break;while(t=t.parentNode);return o}function S(e){var t,o,n;return e*=z.pulseScale,1>e?t=e-(1-Math.exp(-e)):(o=Math.exp(-1),e-=1,n=1-Math.exp(-e),t=o+n*(1-o)),t*z.pulseNormalize}function x(e){return e>=1?1:0>=e?0:(1==z.pulseNormalize&&(z.pulseNormalize/=S(1)),S(e))}function k(e){for(var t in e)H.hasOwnProperty(t)&&(z[t]=e[t])}var D,M,T,E,C,H={frameRate:150,animationTime:400,stepSize:100,pulseAlgorithm:!0,pulseScale:4,pulseNormalize:1,accelerationDelta:50,accelerationMax:3,keyboardSupport:!0,arrowScroll:50,touchpadSupport:!1,fixedBackground:!0,excluded:""},z=H,L=!1,X=!1,Y={x:0,y:0},A=!1,B=document.documentElement,N=[],O=/^Mac/.test(navigator.platform),K={left:37,up:38,right:39,down:40,spacebar:32,pageup:33,pagedown:34,end:35,home:36},R={37:1,38:1,39:1,40:1},q=[],P=!1,j=Date.now(),F=function(){var e=0;return function(t){return t.uniqueID||(t.uniqueID=e++)}}(),I={};window.localStorage&&localStorage.SS_deltaBuffer&&(N=localStorage.SS_deltaBuffer.split(","));var _,V=function(){return window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||function(e,t,o){window.setTimeout(e,o||1e3/60)}}(),W=window.MutationObserver||window.WebKitMutationObserver||window.MozMutationObserver,$=function(){var e;return function(){if(!e){var t=document.createElement("div");t.style.cssText="height:10000px;width:1px;",document.body.appendChild(t);var o=document.body.scrollTop;document.documentElement.scrollTop;window.scrollBy(0,3),e=document.body.scrollTop!=o?document.body:document.documentElement,window.scrollBy(0,-3),document.body.removeChild(t)}return e}}(),U=window.navigator.userAgent,G=/Edge/.test(U),J=/chrome/i.test(U)&&!G,Q=/safari/i.test(U)&&!G,Z=/mobile/i.test(U),ee=/Windows NT 6.1/i.test(U)&&/rv:11/i.test(U),te=(J||Q||ee)&&!Z;"onwheel"in document.createElement("div")?_="wheel":"onmousewheel"in document.createElement("div")&&(_="mousewheel"),_&&te&&(m(_,r),m("mousedown",i),m("load",t)),k.destroy=o,window.SmoothScrollOptions&&k(window.SmoothScrollOptions),"function"==typeof define&&define.amd?define(function(){return k}):"object"==typeof exports?module.exports=k:window.SmoothScroll=k}();