add isVerticalSlide utility method

2 files changed, 21 insertions, 6 deletions

diff --git a/js/reveal.js b/js/reveal.js
index bf444ab..a4a71db 100644
--- a/js/reveal.js
+++ b/js/reveal.js
@@ -933,6 +933,22 @@ var Reveal = (function(){
 	}
 
 	/**
+	 * Checks if the current or specified slide is vertical
+	 * (nested within another slide).
+	 *
+	 * @param {HTMLElement} slide [optional] The slide to check
+	 * orientation of
+	 */
+	function isVerticalSlide( slide ) {
+
+		// Prefer slide argument, otherwise use current slide
+		slide = slide ? slide : currentSlide;
+
+		return slide && !!slide.parentNode.nodeName.match( /section/i );
+
+	}
+
+	/**
 	 * Handling the fullscreen functionality via the fullscreen API
 	 *
 	 * @see http://fullscreen.spec.whatwg.org/
@@ -1229,7 +1245,7 @@ var Reveal = (function(){
 					element.style.display = distance > 3 ? 'none' : 'block';
 				}
 
-				var reverse = config.rtl && !element.parentNode.nodeName.match( /section/gi );
+				var reverse = config.rtl && !isVerticalSlide( element );
 
 				element.classList.remove( 'past' );
 				element.classList.remove( 'present' );
@@ -1362,7 +1378,6 @@ var Reveal = (function(){
 
 			// Highlight fragment directions
 			if( currentSlide ) {
-				var isVertical = !!currentSlide.parentNode.nodeName.match( /section/gi );
 
 				// Always apply fragment decorator to prev/next buttons
 				if( fragments.prev ) dom.controlsPrev.forEach( function( el ) { el.classList.add( 'fragmented', 'enabled' ); } );
@@ -1370,7 +1385,7 @@ var Reveal = (function(){
 
 				// Apply fragment decorators to directional buttons based on
 				// what slide axis they are in
-				if( isVertical ) {
+				if( isVerticalSlide( currentSlide ) ) {
 					if( fragments.prev ) dom.controlsUp.forEach( function( el ) { el.classList.add( 'fragmented', 'enabled' ); } );
 					if( fragments.next ) dom.controlsDown.forEach( function( el ) { el.classList.add( 'fragmented', 'enabled' ); } );
 				}
@@ -1576,7 +1591,7 @@ var Reveal = (function(){
 
 		// If a slide is specified, return the indices of that slide
 		if( slide ) {
-			var isVertical = !!slide.parentNode.nodeName.match( /section/gi );
+			var isVertical = isVerticalSlide( slide );
 			var slideh = isVertical ? slide.parentNode : slide;
 
 			// Select all horizontal slides
diff --git a/js/reveal.min.js b/js/reveal.min.js
index dc46410..1b78039 100644
--- a/js/reveal.min.js
+++ b/js/reveal.min.js
@@ -1,8 +1,8 @@
 /*!
- * reveal.js 2.4.0 (2013-04-29, 21:53)
+ * reveal.js 2.4.0 (2013-04-29, 22:06)
  * http://lab.hakim.se/reveal-js
  * MIT licensed
  *
  * Copyright (C) 2013 Hakim El Hattab, http://hakim.se
  */
-var Reveal=function(){"use strict";function e(e){return kt||Tt?(window.addEventListener("load",h,!1),c(Lt,e),n(),r(),void 0):(document.body.setAttribute("class","no-transforms"),void 0)}function t(){if(xt.theme=document.querySelector("#theme"),xt.wrapper=document.querySelector(".reveal"),xt.slides=document.querySelector(".reveal .slides"),!xt.wrapper.querySelector(".progress")){var e=document.createElement("div");e.classList.add("progress"),e.innerHTML="<span></span>",xt.wrapper.appendChild(e)}if(!xt.wrapper.querySelector(".controls")){var t=document.createElement("aside");t.classList.add("controls"),t.innerHTML='<div class="navigate-left"></div><div class="navigate-right"></div><div class="navigate-up"></div><div class="navigate-down"></div>',xt.wrapper.appendChild(t)}if(!xt.wrapper.querySelector(".state-background")){var n=document.createElement("div");n.classList.add("state-background"),xt.wrapper.appendChild(n)}if(!xt.wrapper.querySelector(".pause-overlay")){var r=document.createElement("div");r.classList.add("pause-overlay"),xt.wrapper.appendChild(r)}xt.progress=document.querySelector(".reveal .progress"),xt.progressbar=document.querySelector(".reveal .progress span"),Lt.controls&&(xt.controls=document.querySelector(".reveal .controls"),xt.controlsLeft=l(document.querySelectorAll(".navigate-left")),xt.controlsRight=l(document.querySelectorAll(".navigate-right")),xt.controlsUp=l(document.querySelectorAll(".navigate-up")),xt.controlsDown=l(document.querySelectorAll(".navigate-down")),xt.controlsPrev=l(document.querySelectorAll(".navigate-prev")),xt.controlsNext=l(document.querySelectorAll(".navigate-next")))}function n(){/iphone|ipod|android/gi.test(navigator.userAgent)&&!/crios/gi.test(navigator.userAgent)&&(window.addEventListener("load",u,!1),window.addEventListener("orientationchange",u,!1))}function r(){function e(){n.length&&head.js.apply(null,n),o()}for(var t=[],n=[],r=0,a=Lt.dependencies.length;a>r;r++){var s=Lt.dependencies[r];(!s.condition||s.condition())&&(s.async?n.push(s.src):t.push(s.src),"function"==typeof s.callback&&head.ready(s.src.match(/([\w\d_\-]*)\.?js$|[^\\\/]*$/i)[0],s.callback))}t.length?(head.ready(e),head.js.apply(null,t)):e()}function o(){t(),a(),X(),setTimeout(function(){f("ready",{indexh:Et,indexv:St,currentSlide:mt})},1)}function a(e){if(xt.wrapper.classList.remove(Lt.transition),"object"==typeof e&&c(Lt,e),Tt===!1&&(Lt.transition="linear"),xt.wrapper.classList.add(Lt.transition),xt.wrapper.setAttribute("data-transition-speed",Lt.transitionSpeed),xt.controls&&(xt.controls.style.display=Lt.controls&&xt.controls?"block":"none"),xt.progress&&(xt.progress.style.display=Lt.progress&&xt.progress?"block":"none"),Lt.rtl?xt.wrapper.classList.add("rtl"):xt.wrapper.classList.remove("rtl"),Lt.center?xt.wrapper.classList.add("center"):xt.wrapper.classList.remove("center"),Lt.mouseWheel?(document.addEventListener("DOMMouseScroll",rt,!1),document.addEventListener("mousewheel",rt,!1)):(document.removeEventListener("DOMMouseScroll",rt,!1),document.removeEventListener("mousewheel",rt,!1)),Lt.rollingLinks?v():p(),Lt.theme&&xt.theme){var t=xt.theme.getAttribute("href"),n=/[^\/]*?(?=\.css)/,r=t.match(n)[0];Lt.theme!==r&&(t=t.replace(n,Lt.theme),xt.theme.setAttribute("href",t))}M()}function s(){Ot=!0,window.addEventListener("hashchange",ut,!1),window.addEventListener("resize",ft,!1),Lt.touch&&(xt.wrapper.addEventListener("touchstart",B,!1),xt.wrapper.addEventListener("touchmove",G,!1),xt.wrapper.addEventListener("touchend",J,!1),window.navigator.msPointerEnabled&&(xt.wrapper.addEventListener("MSPointerDown",et,!1),xt.wrapper.addEventListener("MSPointerMove",tt,!1),xt.wrapper.addEventListener("MSPointerUp",nt,!1))),Lt.keyboard&&document.addEventListener("keydown",Q,!1),Lt.progress&&xt.progress&&xt.progress.addEventListener("click",ot,!1),Lt.controls&&xt.controls&&["touchstart","click"].forEach(function(e){xt.controlsLeft.forEach(function(t){t.addEventListener(e,at,!1)}),xt.controlsRight.forEach(function(t){t.addEventListener(e,st,!1)}),xt.controlsUp.forEach(function(t){t.addEventListener(e,it,!1)}),xt.controlsDown.forEach(function(t){t.addEventListener(e,ct,!1)}),xt.controlsPrev.forEach(function(t){t.addEventListener(e,lt,!1)}),xt.controlsNext.forEach(function(t){t.addEventListener(e,dt,!1)})})}function i(){Ot=!1,document.removeEventListener("keydown",Q,!1),window.removeEventListener("hashchange",ut,!1),window.removeEventListener("resize",ft,!1),xt.wrapper.removeEventListener("touchstart",B,!1),xt.wrapper.removeEventListener("touchmove",G,!1),xt.wrapper.removeEventListener("touchend",J,!1),window.navigator.msPointerEnabled&&(xt.wrapper.removeEventListener("MSPointerDown",et,!1),xt.wrapper.removeEventListener("MSPointerMove",tt,!1),xt.wrapper.removeEventListener("MSPointerUp",nt,!1)),Lt.progress&&xt.progress&&xt.progress.removeEventListener("click",ot,!1),Lt.controls&&xt.controls&&["touchstart","click"].forEach(function(e){xt.controlsLeft.forEach(function(t){t.removeEventListener(e,at,!1)}),xt.controlsRight.forEach(function(t){t.removeEventListener(e,st,!1)}),xt.controlsUp.forEach(function(t){t.removeEventListener(e,it,!1)}),xt.controlsDown.forEach(function(t){t.removeEventListener(e,ct,!1)}),xt.controlsPrev.forEach(function(t){t.removeEventListener(e,lt,!1)}),xt.controlsNext.forEach(function(t){t.removeEventListener(e,dt,!1)})})}function c(e,t){for(var n in t)e[n]=t[n]}function l(e){return Array.prototype.slice.call(e)}function d(e,t){var n=e.x-t.x,r=e.y-t.y;return Math.sqrt(n*n+r*r)}function u(){0===window.orientation?(document.documentElement.style.overflow="scroll",document.body.style.height="120%"):(document.documentElement.style.overflow="",document.body.style.height="100%"),setTimeout(function(){window.scrollTo(0,1)},10)}function f(e,t){var n=document.createEvent("HTMLEvents",1,2);n.initEvent(e,!0,!0),c(n,t),xt.wrapper.dispatchEvent(n)}function v(){if(Tt&&!("msPerspective"in document.body.style))for(var e=document.querySelectorAll(ht+" a:not(.image)"),t=0,n=e.length;n>t;t++){var r=e[t];if(!(!r.textContent||r.querySelector("*")||r.className&&r.classList.contains(r,"roll"))){var o=document.createElement("span");o.setAttribute("data-title",r.text),o.innerHTML=r.innerHTML,r.classList.add("roll"),r.innerHTML="",r.appendChild(o)}}}function p(){for(var e=document.querySelectorAll(ht+" a.roll"),t=0,n=e.length;n>t;t++){var r=e[t],o=r.querySelector("span");o&&(r.classList.remove("roll"),r.innerHTML=o.innerHTML)}}function m(e){var t=l(e);return t.forEach(function(e,t){e.hasAttribute("data-fragment-index")||e.setAttribute("data-fragment-index",t)}),t.sort(function(e,t){return e.getAttribute("data-fragment-index")-t.getAttribute("data-fragment-index")}),t}function h(){if(xt.wrapper){var e=xt.wrapper.offsetWidth,t=xt.wrapper.offsetHeight;e-=t*Lt.margin,t-=t*Lt.margin;var n=Lt.width,r=Lt.height;if("string"==typeof n&&/%$/.test(n)&&(n=parseInt(n,10)/100*e),"string"==typeof r&&/%$/.test(r)&&(r=parseInt(r,10)/100*t),xt.slides.style.width=n+"px",xt.slides.style.height=r+"px",qt=Math.min(e/n,t/r),qt=Math.max(qt,Lt.minScale),qt=Math.min(qt,Lt.maxScale),void 0===xt.slides.style.zoom||navigator.userAgent.match(/(iphone|ipod|ipad|android)/gi)){var o="translate(-50%, -50%) scale("+qt+") translate(50%, 50%)";xt.slides.style.WebkitTransform=o,xt.slides.style.MozTransform=o,xt.slides.style.msTransform=o,xt.slides.style.OTransform=o,xt.slides.style.transform=o}else xt.slides.style.zoom=qt;for(var a=l(document.querySelectorAll(ht)),s=0,i=a.length;i>s;s++){var c=a[s];"none"!==c.style.display&&(c.style.top=Lt.center?c.classList.contains("stack")?0:Math.max(-(c.offsetHeight/2)-20,-r/2)+"px":"")}N()}}function g(e,t){"object"==typeof e&&"function"==typeof e.setAttribute&&e.setAttribute("data-previous-indexv",t||0)}function y(e){return"object"==typeof e&&"function"==typeof e.setAttribute&&e.classList.contains("stack")?parseInt(e.getAttribute("data-previous-indexv")||0,10):0}function w(){if(Lt.overview){F();var e=xt.wrapper.classList.contains("overview");xt.wrapper.classList.add("overview"),xt.wrapper.classList.remove("exit-overview"),clearTimeout(Dt),clearTimeout(Ct),Dt=setTimeout(function(){for(var t=document.querySelectorAll(gt),n=0,r=t.length;r>n;n++){var o=t[n],a=Lt.rtl?-105:105,s="translateZ(-2500px) translate("+(n-Et)*a+"%, 0%)";if(o.setAttribute("data-index-h",n),o.style.display="block",o.style.WebkitTransform=s,o.style.MozTransform=s,o.style.msTransform=s,o.style.OTransform=s,o.style.transform=s,o.classList.contains("stack"))for(var i=o.querySelectorAll("section"),c=0,l=i.length;l>c;c++){var d=n===Et?St:y(o),u=i[c],v="translate(0%, "+105*(c-d)+"%)";u.setAttribute("data-index-h",n),u.setAttribute("data-index-v",c),u.style.display="block",u.style.WebkitTransform=v,u.style.MozTransform=v,u.style.msTransform=v,u.style.OTransform=v,u.style.transform=v,u.addEventListener("click",vt,!0)}else o.addEventListener("click",vt,!0)}h(),e||f("overviewshown",{indexh:Et,indexv:St,currentSlide:mt})},10)}}function L(){if(Lt.overview){clearTimeout(Dt),clearTimeout(Ct),xt.wrapper.classList.remove("overview"),xt.wrapper.classList.add("exit-overview"),Ct=setTimeout(function(){xt.wrapper.classList.remove("exit-overview")},10);for(var e=l(document.querySelectorAll(ht)),t=0,n=e.length;n>t;t++){var r=e[t];r.style.display="",r.style.WebkitTransform="",r.style.MozTransform="",r.style.msTransform="",r.style.OTransform="",r.style.transform="",r.removeEventListener("click",vt,!0)}k(Et,St),z(),f("overviewhidden",{indexh:Et,indexv:St,currentSlide:mt})}}function b(e){"boolean"==typeof e?e?w():L():E()?L():w()}function E(){return xt.wrapper.classList.contains("overview")}function S(){var e=document.body,t=e.requestFullScreen||e.webkitRequestFullscreen||e.webkitRequestFullScreen||e.mozRequestFullScreen||e.msRequestFullScreen;t&&t.apply(e)}function A(){var e=xt.wrapper.classList.contains("paused");F(),xt.wrapper.classList.add("paused"),e===!1&&f("paused")}function q(){var e=xt.wrapper.classList.contains("paused");xt.wrapper.classList.remove("paused"),z(),e&&f("resumed")}function x(){T()?q():A()}function T(){return xt.wrapper.classList.contains("paused")}function k(e,t,n,r){pt=mt;var o=document.querySelectorAll(gt);void 0===t&&(t=y(o[e])),pt&&pt.parentNode&&pt.parentNode.classList.contains("stack")&&g(pt.parentNode,St);var a=At.concat();At.length=0;var s=Et,i=St;Et=P(gt,void 0===e?Et:e),St=P(yt,void 0===t?St:t),h();e:for(var c=0,d=At.length;d>c;c++){for(var u=0;a.length>u;u++)if(a[u]===At[c]){a.splice(u,1);continue e}document.documentElement.classList.add(At[c]),f(At[c])}for(;a.length;)document.documentElement.classList.remove(a.pop());E()&&w(),H(1500);var v=o[Et],p=v.querySelectorAll("section");if(mt=p[St]||v,n!==void 0){var L=m(mt.querySelectorAll(".fragment"));l(L).forEach(function(e,t){n>t?e.classList.add("visible"):e.classList.remove("visible")})}Et!==s||St!==i?f("slidechanged",{indexh:Et,indexv:St,previousSlide:pt,currentSlide:mt,origin:r}):pt=null,pt&&(pt.classList.remove("present"),document.querySelector(wt).classList.contains("present")&&setTimeout(function(){var e,t=l(document.querySelectorAll(gt+".stack"));for(e in t)t[e]&&g(t[e],0)},0)),R(pt),Y(mt),D(),N()}function M(){i(),s(),h(),bt=Lt.autoSlide,z(),D(),N()}function P(e,t){var n=l(document.querySelectorAll(e)),r=n.length;if(r){Lt.loop&&(t%=r,0>t&&(t=r+t)),t=Math.max(Math.min(t,r-1),0);for(var o=0;r>o;o++){var a=n[o];if(E()===!1){var s=Math.abs((t-o)%(r-3))||0;a.style.display=s>3?"none":"block"}var i=Lt.rtl&&!a.parentNode.nodeName.match(/section/gi);a.classList.remove("past"),a.classList.remove("present"),a.classList.remove("future"),t>o?a.classList.add(i?"future":"past"):o>t&&a.classList.add(i?"past":"future"),a.querySelector("section")&&a.classList.add("stack")}n[t].classList.add("present");var c=n[t].getAttribute("data-state");c&&(At=At.concat(c.split(" ")));var d=n[t].getAttribute("data-autoslide");bt=d?parseInt(d,10):Lt.autoSlide}else t=0;return t}function N(){if(Lt.progress&&xt.progress){var e=l(document.querySelectorAll(gt)),t=document.querySelectorAll(ht+":not(.stack)").length,n=0;e:for(var r=0;e.length>r;r++){for(var o=e[r],a=l(o.querySelectorAll("section")),s=0;a.length>s;s++){if(a[s].classList.contains("present"))break e;n++}if(o.classList.contains("present"))break;o.classList.contains("stack")===!1&&n++}xt.progressbar.style.width=n/(t-1)*window.innerWidth+"px"}}function D(){if(Lt.controls&&xt.controls){var e=C(),t=O();if(xt.controlsLeft.concat(xt.controlsRight).concat(xt.controlsUp).concat(xt.controlsDown).concat(xt.controlsPrev).concat(xt.controlsNext).forEach(function(e){e.classList.remove("enabled"),e.classList.remove("fragmented")}),e.left&&xt.controlsLeft.forEach(function(e){e.classList.add("enabled")}),e.right&&xt.controlsRight.forEach(function(e){e.classList.add("enabled")}),e.up&&xt.controlsUp.forEach(function(e){e.classList.add("enabled")}),e.down&&xt.controlsDown.forEach(function(e){e.classList.add("enabled")}),(e.left||e.up)&&xt.controlsPrev.forEach(function(e){e.classList.add("enabled")}),(e.right||e.down)&&xt.controlsNext.forEach(function(e){e.classList.add("enabled")}),mt){var n=!!mt.parentNode.nodeName.match(/section/gi);t.prev&&xt.controlsPrev.forEach(function(e){e.classList.add("fragmented","enabled")}),t.next&&xt.controlsNext.forEach(function(e){e.classList.add("fragmented","enabled")}),n?(t.prev&&xt.controlsUp.forEach(function(e){e.classList.add("fragmented","enabled")}),t.next&&xt.controlsDown.forEach(function(e){e.classList.add("fragmented","enabled")})):(t.prev&&xt.controlsLeft.forEach(function(e){e.classList.add("fragmented","enabled")}),t.next&&xt.controlsRight.forEach(function(e){e.classList.add("fragmented","enabled")}))}}}function C(){var e=document.querySelectorAll(gt),t=document.querySelectorAll(yt),n={left:Et>0||Lt.loop,right:e.length-1>Et||Lt.loop,up:St>0,down:t.length-1>St};if(Lt.rtl){var r=n.left;n.left=n.right,n.right=r}return n}function O(){if(mt&&Lt.fragments){var e=mt.querySelectorAll(".fragment"),t=mt.querySelectorAll(".fragment:not(.visible)");return{prev:e.length-t.length>0,next:!!t.length}}return{prev:!1,next:!1}}function Y(e){e&&(l(e.querySelectorAll("video, audio")).forEach(function(e){e.hasAttribute("data-autoplay")&&e.play()}),l(e.querySelectorAll('iframe[src*="youtube.com/embed/"]')).forEach(function(e){e.hasAttribute("data-autoplay")&&e.contentWindow.postMessage('{"event":"command","func":"playVideo","args":""}',"*")}))}function R(e){e&&(l(e.querySelectorAll("video, audio")).forEach(function(e){e.hasAttribute("data-ignore")||e.pause()}),l(e.querySelectorAll('iframe[src*="youtube.com/embed/"]')).forEach(function(e){e.hasAttribute("data-ignore")||"function"!=typeof e.contentWindow.postMessage||e.contentWindow.postMessage('{"event":"command","func":"pauseVideo","args":""}',"*")}))}function X(){var e=window.location.hash,t=e.slice(2).split("/"),n=e.replace(/#|\//gi,"");if(isNaN(parseInt(t[0],10))&&n.length){var r=document.querySelector("#"+n);if(r){var o=Reveal.getIndices(r);k(o.h,o.v)}else k(Et,St)}else{var a=parseInt(t[0],10)||0,s=parseInt(t[1],10)||0;k(a,s)}}function H(e){if(Lt.history)if(clearTimeout(Nt),"number"==typeof e)Nt=setTimeout(H,e);else{var t="/";mt&&"string"==typeof mt.getAttribute("id")?t="/"+mt.getAttribute("id"):((Et>0||St>0)&&(t+=Et),St>0&&(t+="/"+St)),window.location.hash=t}}function I(e){var t,n=Et,r=St;if(e){var o=!!e.parentNode.nodeName.match(/section/gi),a=o?e.parentNode:e,s=l(document.querySelectorAll(gt));n=Math.max(s.indexOf(a),0),o&&(r=Math.max(l(e.parentNode.querySelectorAll("section")).indexOf(e),0))}if(!e&&mt){var i=mt.querySelectorAll(".fragment.visible");i.length&&(t=i.length)}return{h:n,v:r,f:t}}function W(){if(mt&&Lt.fragments){var e=m(mt.querySelectorAll(".fragment:not(.visible)"));if(e.length)return e[0].classList.add("visible"),f("fragmentshown",{fragment:e[0]}),D(),!0}return!1}function U(){if(mt&&Lt.fragments){var e=m(mt.querySelectorAll(".fragment.visible"));if(e.length)return e[e.length-1].classList.remove("visible"),f("fragmenthidden",{fragment:e[e.length-1]}),D(),!0}return!1}function z(){clearTimeout(Pt),!bt||T()||E()||(Pt=setTimeout(Z,bt))}function F(){clearTimeout(Pt)}function _(){Lt.rtl?(E()||W()===!1)&&C().left&&k(Et+1):(E()||U()===!1)&&C().left&&k(Et-1)}function j(){Lt.rtl?(E()||U()===!1)&&C().right&&k(Et-1):(E()||W()===!1)&&C().right&&k(Et+1)}function K(){(E()||U()===!1)&&C().up&&k(Et,St-1)}function $(){(E()||W()===!1)&&C().down&&k(Et,St+1)}function V(){if(U()===!1)if(C().up)K();else{var e=document.querySelector(gt+".past:nth-child("+Et+")");e&&(St=e.querySelectorAll("section").length+1||void 0,Et--,k(Et,St))}}function Z(){W()===!1&&(C().down?$():j()),z()}function Q(e){document.activeElement;var t=!(!document.activeElement||!document.activeElement.type&&!document.activeElement.href&&"inherit"===document.activeElement.contentEditable);if(!(t||e.shiftKey&&32!==e.keyCode||e.altKey||e.ctrlKey||e.metaKey)){var n=!0;if(T()&&-1===[66,190,191].indexOf(e.keyCode))return!1;switch(e.keyCode){case 80:case 33:V();break;case 78:case 34:Z();break;case 72:case 37:_();break;case 76:case 39:j();break;case 75:case 38:K();break;case 74:case 40:$();break;case 36:k(0);break;case 35:k(Number.MAX_VALUE);break;case 32:E()?L():e.shiftKey?V():Z();break;case 13:E()?L():n=!1;break;case 66:case 190:case 191:x();break;case 70:S();break;default:n=!1}n?e.preventDefault():27===e.keyCode&&Tt&&(b(),e.preventDefault()),z()}}function B(e){Yt.startX=e.touches[0].clientX,Yt.startY=e.touches[0].clientY,Yt.startCount=e.touches.length,2===e.touches.length&&Lt.overview&&(Yt.startSpan=d({x:e.touches[1].clientX,y:e.touches[1].clientY},{x:Yt.startX,y:Yt.startY}))}function G(e){if(Yt.handled)navigator.userAgent.match(/android/gi)&&e.preventDefault();else{var t=e.touches[0].clientX,n=e.touches[0].clientY;if(2===e.touches.length&&2===Yt.startCount&&Lt.overview){var r=d({x:e.touches[1].clientX,y:e.touches[1].clientY},{x:Yt.startX,y:Yt.startY});Math.abs(Yt.startSpan-r)>Yt.threshold&&(Yt.handled=!0,Yt.startSpan>r?w():L()),e.preventDefault()}else if(1===e.touches.length&&2!==Yt.startCount){var o=t-Yt.startX,a=n-Yt.startY;o>Yt.threshold&&Math.abs(o)>Math.abs(a)?(Yt.handled=!0,_()):-Yt.threshold>o&&Math.abs(o)>Math.abs(a)?(Yt.handled=!0,j()):a>Yt.threshold?(Yt.handled=!0,K()):-Yt.threshold>a&&(Yt.handled=!0,$()),e.preventDefault()}}}function J(){Yt.handled=!1}function et(e){e.pointerType===e.MSPOINTER_TYPE_TOUCH&&(e.touches=[{clientX:e.clientX,clientY:e.clientY}],B(e))}function tt(e){e.pointerType===e.MSPOINTER_TYPE_TOUCH&&(e.touches=[{clientX:e.clientX,clientY:e.clientY}],G(e))}function nt(e){e.pointerType===e.MSPOINTER_TYPE_TOUCH&&(e.touches=[{clientX:e.clientX,clientY:e.clientY}],J(e))}function rt(e){clearTimeout(Mt),Mt=setTimeout(function(){var t=e.detail||-e.wheelDelta;t>0?Z():V()},100)}function ot(e){e.preventDefault();var t=l(document.querySelectorAll(gt)).length,n=Math.floor(e.clientX/xt.wrapper.offsetWidth*t);k(n)}function at(e){e.preventDefault(),_()}function st(e){e.preventDefault(),j()}function it(e){e.preventDefault(),K()}function ct(e){e.preventDefault(),$()}function lt(e){e.preventDefault(),V()}function dt(e){e.preventDefault(),Z()}function ut(){X()}function ft(){h()}function vt(e){if(Ot&&E()){e.preventDefault();for(var t=e.target;t&&!t.nodeName.match(/section/gi);)t=t.parentNode;if(t&&!t.classList.contains("disabled")&&(L(),t.nodeName.match(/section/gi))){var n=parseInt(t.getAttribute("data-index-h"),10),r=parseInt(t.getAttribute("data-index-v"),10);k(n,r)}}}var pt,mt,ht=".reveal .slides section",gt=".reveal .slides>section",yt=".reveal .slides>section.present>section",wt=".reveal .slides>section:first-child",Lt={width:960,height:700,margin:.1,minScale:.2,maxScale:1,controls:!0,progress:!0,history:!1,keyboard:!0,overview:!0,center:!0,touch:!0,loop:!1,rtl:!1,fragments:!0,autoSlide:0,mouseWheel:!1,rollingLinks:!0,theme:null,transition:"default",transitionSpeed:"default",dependencies:[]},bt=0,Et=0,St=0,At=[],qt=1,xt={},Tt="WebkitPerspective"in document.body.style||"MozPerspective"in document.body.style||"msPerspective"in document.body.style||"OPerspective"in document.body.style||"perspective"in document.body.style,kt="WebkitTransform"in document.body.style||"MozTransform"in document.body.style||"msTransform"in document.body.style||"OTransform"in document.body.style||"transform"in document.body.style,Mt=0,Pt=0,Nt=0,Dt=0,Ct=0,Ot=!1,Yt={startX:0,startY:0,startSpan:0,startCount:0,handled:!1,threshold:80};return{initialize:e,configure:a,sync:M,slide:k,left:_,right:j,up:K,down:$,prev:V,next:Z,prevFragment:U,nextFragment:W,navigateTo:k,navigateLeft:_,navigateRight:j,navigateUp:K,navigateDown:$,navigatePrev:V,navigateNext:Z,layout:h,availableRoutes:C,availableFragments:O,toggleOverview:b,togglePause:x,isOverview:E,isPaused:T,addEventListeners:s,removeEventListeners:i,getIndices:I,getSlide:function(e,t){var n=document.querySelectorAll(gt)[e],r=n&&n.querySelectorAll("section");return t!==void 0?r?r[t]:void 0:n},getPreviousSlide:function(){return pt},getCurrentSlide:function(){return mt},getScale:function(){return qt},getConfig:function(){return Lt},getQueryHash:function(){var e={};return location.search.replace(/[A-Z0-9]+?=(\w*)/gi,function(t){e[t.split("=").shift()]=t.split("=").pop()}),e},isFirstSlide:function(){return null==document.querySelector(ht+".past")?!0:!1},isLastSlide:function(){return mt&&mt.classList.contains(".stack")?null==mt.querySelector(ht+".future")?!0:!1:null==document.querySelector(ht+".future")?!0:!1},addEventListener:function(e,t,n){"addEventListener"in window&&(xt.wrapper||document.querySelector(".reveal")).addEventListener(e,t,n)},removeEventListener:function(e,t,n){"addEventListener"in window&&(xt.wrapper||document.querySelector(".reveal")).removeEventListener(e,t,n)}}}();
\ No newline at end of file
+var Reveal=function(){"use strict";function e(e){return Mt||kt?(window.addEventListener("load",h,!1),c(bt,e),n(),r(),void 0):(document.body.setAttribute("class","no-transforms"),void 0)}function t(){if(Tt.theme=document.querySelector("#theme"),Tt.wrapper=document.querySelector(".reveal"),Tt.slides=document.querySelector(".reveal .slides"),!Tt.wrapper.querySelector(".progress")){var e=document.createElement("div");e.classList.add("progress"),e.innerHTML="<span></span>",Tt.wrapper.appendChild(e)}if(!Tt.wrapper.querySelector(".controls")){var t=document.createElement("aside");t.classList.add("controls"),t.innerHTML='<div class="navigate-left"></div><div class="navigate-right"></div><div class="navigate-up"></div><div class="navigate-down"></div>',Tt.wrapper.appendChild(t)}if(!Tt.wrapper.querySelector(".state-background")){var n=document.createElement("div");n.classList.add("state-background"),Tt.wrapper.appendChild(n)}if(!Tt.wrapper.querySelector(".pause-overlay")){var r=document.createElement("div");r.classList.add("pause-overlay"),Tt.wrapper.appendChild(r)}Tt.progress=document.querySelector(".reveal .progress"),Tt.progressbar=document.querySelector(".reveal .progress span"),bt.controls&&(Tt.controls=document.querySelector(".reveal .controls"),Tt.controlsLeft=l(document.querySelectorAll(".navigate-left")),Tt.controlsRight=l(document.querySelectorAll(".navigate-right")),Tt.controlsUp=l(document.querySelectorAll(".navigate-up")),Tt.controlsDown=l(document.querySelectorAll(".navigate-down")),Tt.controlsPrev=l(document.querySelectorAll(".navigate-prev")),Tt.controlsNext=l(document.querySelectorAll(".navigate-next")))}function n(){/iphone|ipod|android/gi.test(navigator.userAgent)&&!/crios/gi.test(navigator.userAgent)&&(window.addEventListener("load",u,!1),window.addEventListener("orientationchange",u,!1))}function r(){function e(){n.length&&head.js.apply(null,n),o()}for(var t=[],n=[],r=0,a=bt.dependencies.length;a>r;r++){var s=bt.dependencies[r];(!s.condition||s.condition())&&(s.async?n.push(s.src):t.push(s.src),"function"==typeof s.callback&&head.ready(s.src.match(/([\w\d_\-]*)\.?js$|[^\\\/]*$/i)[0],s.callback))}t.length?(head.ready(e),head.js.apply(null,t)):e()}function o(){t(),a(),H(),setTimeout(function(){f("ready",{indexh:St,indexv:At,currentSlide:ht})},1)}function a(e){if(Tt.wrapper.classList.remove(bt.transition),"object"==typeof e&&c(bt,e),kt===!1&&(bt.transition="linear"),Tt.wrapper.classList.add(bt.transition),Tt.wrapper.setAttribute("data-transition-speed",bt.transitionSpeed),Tt.controls&&(Tt.controls.style.display=bt.controls&&Tt.controls?"block":"none"),Tt.progress&&(Tt.progress.style.display=bt.progress&&Tt.progress?"block":"none"),bt.rtl?Tt.wrapper.classList.add("rtl"):Tt.wrapper.classList.remove("rtl"),bt.center?Tt.wrapper.classList.add("center"):Tt.wrapper.classList.remove("center"),bt.mouseWheel?(document.addEventListener("DOMMouseScroll",ot,!1),document.addEventListener("mousewheel",ot,!1)):(document.removeEventListener("DOMMouseScroll",ot,!1),document.removeEventListener("mousewheel",ot,!1)),bt.rollingLinks?v():p(),bt.theme&&Tt.theme){var t=Tt.theme.getAttribute("href"),n=/[^\/]*?(?=\.css)/,r=t.match(n)[0];bt.theme!==r&&(t=t.replace(n,bt.theme),Tt.theme.setAttribute("href",t))}P()}function s(){Yt=!0,window.addEventListener("hashchange",ft,!1),window.addEventListener("resize",vt,!1),bt.touch&&(Tt.wrapper.addEventListener("touchstart",G,!1),Tt.wrapper.addEventListener("touchmove",J,!1),Tt.wrapper.addEventListener("touchend",et,!1),window.navigator.msPointerEnabled&&(Tt.wrapper.addEventListener("MSPointerDown",tt,!1),Tt.wrapper.addEventListener("MSPointerMove",nt,!1),Tt.wrapper.addEventListener("MSPointerUp",rt,!1))),bt.keyboard&&document.addEventListener("keydown",B,!1),bt.progress&&Tt.progress&&Tt.progress.addEventListener("click",at,!1),bt.controls&&Tt.controls&&["touchstart","click"].forEach(function(e){Tt.controlsLeft.forEach(function(t){t.addEventListener(e,st,!1)}),Tt.controlsRight.forEach(function(t){t.addEventListener(e,it,!1)}),Tt.controlsUp.forEach(function(t){t.addEventListener(e,ct,!1)}),Tt.controlsDown.forEach(function(t){t.addEventListener(e,lt,!1)}),Tt.controlsPrev.forEach(function(t){t.addEventListener(e,dt,!1)}),Tt.controlsNext.forEach(function(t){t.addEventListener(e,ut,!1)})})}function i(){Yt=!1,document.removeEventListener("keydown",B,!1),window.removeEventListener("hashchange",ft,!1),window.removeEventListener("resize",vt,!1),Tt.wrapper.removeEventListener("touchstart",G,!1),Tt.wrapper.removeEventListener("touchmove",J,!1),Tt.wrapper.removeEventListener("touchend",et,!1),window.navigator.msPointerEnabled&&(Tt.wrapper.removeEventListener("MSPointerDown",tt,!1),Tt.wrapper.removeEventListener("MSPointerMove",nt,!1),Tt.wrapper.removeEventListener("MSPointerUp",rt,!1)),bt.progress&&Tt.progress&&Tt.progress.removeEventListener("click",at,!1),bt.controls&&Tt.controls&&["touchstart","click"].forEach(function(e){Tt.controlsLeft.forEach(function(t){t.removeEventListener(e,st,!1)}),Tt.controlsRight.forEach(function(t){t.removeEventListener(e,it,!1)}),Tt.controlsUp.forEach(function(t){t.removeEventListener(e,ct,!1)}),Tt.controlsDown.forEach(function(t){t.removeEventListener(e,lt,!1)}),Tt.controlsPrev.forEach(function(t){t.removeEventListener(e,dt,!1)}),Tt.controlsNext.forEach(function(t){t.removeEventListener(e,ut,!1)})})}function c(e,t){for(var n in t)e[n]=t[n]}function l(e){return Array.prototype.slice.call(e)}function d(e,t){var n=e.x-t.x,r=e.y-t.y;return Math.sqrt(n*n+r*r)}function u(){0===window.orientation?(document.documentElement.style.overflow="scroll",document.body.style.height="120%"):(document.documentElement.style.overflow="",document.body.style.height="100%"),setTimeout(function(){window.scrollTo(0,1)},10)}function f(e,t){var n=document.createEvent("HTMLEvents",1,2);n.initEvent(e,!0,!0),c(n,t),Tt.wrapper.dispatchEvent(n)}function v(){if(kt&&!("msPerspective"in document.body.style))for(var e=document.querySelectorAll(gt+" a:not(.image)"),t=0,n=e.length;n>t;t++){var r=e[t];if(!(!r.textContent||r.querySelector("*")||r.className&&r.classList.contains(r,"roll"))){var o=document.createElement("span");o.setAttribute("data-title",r.text),o.innerHTML=r.innerHTML,r.classList.add("roll"),r.innerHTML="",r.appendChild(o)}}}function p(){for(var e=document.querySelectorAll(gt+" a.roll"),t=0,n=e.length;n>t;t++){var r=e[t],o=r.querySelector("span");o&&(r.classList.remove("roll"),r.innerHTML=o.innerHTML)}}function m(e){var t=l(e);return t.forEach(function(e,t){e.hasAttribute("data-fragment-index")||e.setAttribute("data-fragment-index",t)}),t.sort(function(e,t){return e.getAttribute("data-fragment-index")-t.getAttribute("data-fragment-index")}),t}function h(){if(Tt.wrapper){var e=Tt.wrapper.offsetWidth,t=Tt.wrapper.offsetHeight;e-=t*bt.margin,t-=t*bt.margin;var n=bt.width,r=bt.height;if("string"==typeof n&&/%$/.test(n)&&(n=parseInt(n,10)/100*e),"string"==typeof r&&/%$/.test(r)&&(r=parseInt(r,10)/100*t),Tt.slides.style.width=n+"px",Tt.slides.style.height=r+"px",xt=Math.min(e/n,t/r),xt=Math.max(xt,bt.minScale),xt=Math.min(xt,bt.maxScale),void 0===Tt.slides.style.zoom||navigator.userAgent.match(/(iphone|ipod|ipad|android)/gi)){var o="translate(-50%, -50%) scale("+xt+") translate(50%, 50%)";Tt.slides.style.WebkitTransform=o,Tt.slides.style.MozTransform=o,Tt.slides.style.msTransform=o,Tt.slides.style.OTransform=o,Tt.slides.style.transform=o}else Tt.slides.style.zoom=xt;for(var a=l(document.querySelectorAll(gt)),s=0,i=a.length;i>s;s++){var c=a[s];"none"!==c.style.display&&(c.style.top=bt.center?c.classList.contains("stack")?0:Math.max(-(c.offsetHeight/2)-20,-r/2)+"px":"")}N()}}function g(e,t){"object"==typeof e&&"function"==typeof e.setAttribute&&e.setAttribute("data-previous-indexv",t||0)}function y(e){return"object"==typeof e&&"function"==typeof e.setAttribute&&e.classList.contains("stack")?parseInt(e.getAttribute("data-previous-indexv")||0,10):0}function w(){if(bt.overview){_();var e=Tt.wrapper.classList.contains("overview");Tt.wrapper.classList.add("overview"),Tt.wrapper.classList.remove("exit-overview"),clearTimeout(Ct),clearTimeout(Ot),Ct=setTimeout(function(){for(var t=document.querySelectorAll(yt),n=0,r=t.length;r>n;n++){var o=t[n],a=bt.rtl?-105:105,s="translateZ(-2500px) translate("+(n-St)*a+"%, 0%)";if(o.setAttribute("data-index-h",n),o.style.display="block",o.style.WebkitTransform=s,o.style.MozTransform=s,o.style.msTransform=s,o.style.OTransform=s,o.style.transform=s,o.classList.contains("stack"))for(var i=o.querySelectorAll("section"),c=0,l=i.length;l>c;c++){var d=n===St?At:y(o),u=i[c],v="translate(0%, "+105*(c-d)+"%)";u.setAttribute("data-index-h",n),u.setAttribute("data-index-v",c),u.style.display="block",u.style.WebkitTransform=v,u.style.MozTransform=v,u.style.msTransform=v,u.style.OTransform=v,u.style.transform=v,u.addEventListener("click",pt,!0)}else o.addEventListener("click",pt,!0)}h(),e||f("overviewshown",{indexh:St,indexv:At,currentSlide:ht})},10)}}function L(){if(bt.overview){clearTimeout(Ct),clearTimeout(Ot),Tt.wrapper.classList.remove("overview"),Tt.wrapper.classList.add("exit-overview"),Ot=setTimeout(function(){Tt.wrapper.classList.remove("exit-overview")},10);for(var e=l(document.querySelectorAll(gt)),t=0,n=e.length;n>t;t++){var r=e[t];r.style.display="",r.style.WebkitTransform="",r.style.MozTransform="",r.style.msTransform="",r.style.OTransform="",r.style.transform="",r.removeEventListener("click",pt,!0)}M(St,At),F(),f("overviewhidden",{indexh:St,indexv:At,currentSlide:ht})}}function b(e){"boolean"==typeof e?e?w():L():E()?L():w()}function E(){return Tt.wrapper.classList.contains("overview")}function S(e){return e=e?e:ht,e&&!!e.parentNode.nodeName.match(/section/i)}function A(){var e=document.body,t=e.requestFullScreen||e.webkitRequestFullscreen||e.webkitRequestFullScreen||e.mozRequestFullScreen||e.msRequestFullScreen;t&&t.apply(e)}function q(){var e=Tt.wrapper.classList.contains("paused");_(),Tt.wrapper.classList.add("paused"),e===!1&&f("paused")}function x(){var e=Tt.wrapper.classList.contains("paused");Tt.wrapper.classList.remove("paused"),F(),e&&f("resumed")}function T(){k()?x():q()}function k(){return Tt.wrapper.classList.contains("paused")}function M(e,t,n,r){mt=ht;var o=document.querySelectorAll(yt);void 0===t&&(t=y(o[e])),mt&&mt.parentNode&&mt.parentNode.classList.contains("stack")&&g(mt.parentNode,At);var a=qt.concat();qt.length=0;var s=St,i=At;St=D(yt,void 0===e?St:e),At=D(wt,void 0===t?At:t),h();e:for(var c=0,d=qt.length;d>c;c++){for(var u=0;a.length>u;u++)if(a[u]===qt[c]){a.splice(u,1);continue e}document.documentElement.classList.add(qt[c]),f(qt[c])}for(;a.length;)document.documentElement.classList.remove(a.pop());E()&&w(),I(1500);var v=o[St],p=v.querySelectorAll("section");if(ht=p[At]||v,n!==void 0){var L=m(ht.querySelectorAll(".fragment"));l(L).forEach(function(e,t){n>t?e.classList.add("visible"):e.classList.remove("visible")})}St!==s||At!==i?f("slidechanged",{indexh:St,indexv:At,previousSlide:mt,currentSlide:ht,origin:r}):mt=null,mt&&(mt.classList.remove("present"),document.querySelector(Lt).classList.contains("present")&&setTimeout(function(){var e,t=l(document.querySelectorAll(yt+".stack"));for(e in t)t[e]&&g(t[e],0)},0)),X(mt),R(ht),C(),N()}function P(){i(),s(),h(),Et=bt.autoSlide,F(),C(),N()}function D(e,t){var n=l(document.querySelectorAll(e)),r=n.length;if(r){bt.loop&&(t%=r,0>t&&(t=r+t)),t=Math.max(Math.min(t,r-1),0);for(var o=0;r>o;o++){var a=n[o];if(E()===!1){var s=Math.abs((t-o)%(r-3))||0;a.style.display=s>3?"none":"block"}var i=bt.rtl&&!S(a);a.classList.remove("past"),a.classList.remove("present"),a.classList.remove("future"),t>o?a.classList.add(i?"future":"past"):o>t&&a.classList.add(i?"past":"future"),a.querySelector("section")&&a.classList.add("stack")}n[t].classList.add("present");var c=n[t].getAttribute("data-state");c&&(qt=qt.concat(c.split(" ")));var d=n[t].getAttribute("data-autoslide");Et=d?parseInt(d,10):bt.autoSlide}else t=0;return t}function N(){if(bt.progress&&Tt.progress){var e=l(document.querySelectorAll(yt)),t=document.querySelectorAll(gt+":not(.stack)").length,n=0;e:for(var r=0;e.length>r;r++){for(var o=e[r],a=l(o.querySelectorAll("section")),s=0;a.length>s;s++){if(a[s].classList.contains("present"))break e;n++}if(o.classList.contains("present"))break;o.classList.contains("stack")===!1&&n++}Tt.progressbar.style.width=n/(t-1)*window.innerWidth+"px"}}function C(){if(bt.controls&&Tt.controls){var e=O(),t=Y();Tt.controlsLeft.concat(Tt.controlsRight).concat(Tt.controlsUp).concat(Tt.controlsDown).concat(Tt.controlsPrev).concat(Tt.controlsNext).forEach(function(e){e.classList.remove("enabled"),e.classList.remove("fragmented")}),e.left&&Tt.controlsLeft.forEach(function(e){e.classList.add("enabled")}),e.right&&Tt.controlsRight.forEach(function(e){e.classList.add("enabled")}),e.up&&Tt.controlsUp.forEach(function(e){e.classList.add("enabled")}),e.down&&Tt.controlsDown.forEach(function(e){e.classList.add("enabled")}),(e.left||e.up)&&Tt.controlsPrev.forEach(function(e){e.classList.add("enabled")}),(e.right||e.down)&&Tt.controlsNext.forEach(function(e){e.classList.add("enabled")}),ht&&(t.prev&&Tt.controlsPrev.forEach(function(e){e.classList.add("fragmented","enabled")}),t.next&&Tt.controlsNext.forEach(function(e){e.classList.add("fragmented","enabled")}),S(ht)?(t.prev&&Tt.controlsUp.forEach(function(e){e.classList.add("fragmented","enabled")}),t.next&&Tt.controlsDown.forEach(function(e){e.classList.add("fragmented","enabled")})):(t.prev&&Tt.controlsLeft.forEach(function(e){e.classList.add("fragmented","enabled")}),t.next&&Tt.controlsRight.forEach(function(e){e.classList.add("fragmented","enabled")})))}}function O(){var e=document.querySelectorAll(yt),t=document.querySelectorAll(wt),n={left:St>0||bt.loop,right:e.length-1>St||bt.loop,up:At>0,down:t.length-1>At};if(bt.rtl){var r=n.left;n.left=n.right,n.right=r}return n}function Y(){if(ht&&bt.fragments){var e=ht.querySelectorAll(".fragment"),t=ht.querySelectorAll(".fragment:not(.visible)");return{prev:e.length-t.length>0,next:!!t.length}}return{prev:!1,next:!1}}function R(e){e&&(l(e.querySelectorAll("video, audio")).forEach(function(e){e.hasAttribute("data-autoplay")&&e.play()}),l(e.querySelectorAll('iframe[src*="youtube.com/embed/"]')).forEach(function(e){e.hasAttribute("data-autoplay")&&e.contentWindow.postMessage('{"event":"command","func":"playVideo","args":""}',"*")}))}function X(e){e&&(l(e.querySelectorAll("video, audio")).forEach(function(e){e.hasAttribute("data-ignore")||e.pause()}),l(e.querySelectorAll('iframe[src*="youtube.com/embed/"]')).forEach(function(e){e.hasAttribute("data-ignore")||"function"!=typeof e.contentWindow.postMessage||e.contentWindow.postMessage('{"event":"command","func":"pauseVideo","args":""}',"*")}))}function H(){var e=window.location.hash,t=e.slice(2).split("/"),n=e.replace(/#|\//gi,"");if(isNaN(parseInt(t[0],10))&&n.length){var r=document.querySelector("#"+n);if(r){var o=Reveal.getIndices(r);M(o.h,o.v)}else M(St,At)}else{var a=parseInt(t[0],10)||0,s=parseInt(t[1],10)||0;M(a,s)}}function I(e){if(bt.history)if(clearTimeout(Nt),"number"==typeof e)Nt=setTimeout(I,e);else{var t="/";ht&&"string"==typeof ht.getAttribute("id")?t="/"+ht.getAttribute("id"):((St>0||At>0)&&(t+=St),At>0&&(t+="/"+At)),window.location.hash=t}}function W(e){var t,n=St,r=At;if(e){var o=S(e),a=o?e.parentNode:e,s=l(document.querySelectorAll(yt));n=Math.max(s.indexOf(a),0),o&&(r=Math.max(l(e.parentNode.querySelectorAll("section")).indexOf(e),0))}if(!e&&ht){var i=ht.querySelectorAll(".fragment.visible");i.length&&(t=i.length)}return{h:n,v:r,f:t}}function U(){if(ht&&bt.fragments){var e=m(ht.querySelectorAll(".fragment:not(.visible)"));if(e.length)return e[0].classList.add("visible"),f("fragmentshown",{fragment:e[0]}),C(),!0}return!1}function z(){if(ht&&bt.fragments){var e=m(ht.querySelectorAll(".fragment.visible"));if(e.length)return e[e.length-1].classList.remove("visible"),f("fragmenthidden",{fragment:e[e.length-1]}),C(),!0}return!1}function F(){clearTimeout(Dt),!Et||k()||E()||(Dt=setTimeout(Q,Et))}function _(){clearTimeout(Dt)}function j(){bt.rtl?(E()||U()===!1)&&O().left&&M(St+1):(E()||z()===!1)&&O().left&&M(St-1)}function K(){bt.rtl?(E()||z()===!1)&&O().right&&M(St-1):(E()||U()===!1)&&O().right&&M(St+1)}function $(){(E()||z()===!1)&&O().up&&M(St,At-1)}function V(){(E()||U()===!1)&&O().down&&M(St,At+1)}function Z(){if(z()===!1)if(O().up)$();else{var e=document.querySelector(yt+".past:nth-child("+St+")");e&&(At=e.querySelectorAll("section").length+1||void 0,St--,M(St,At))}}function Q(){U()===!1&&(O().down?V():K()),F()}function B(e){document.activeElement;var t=!(!document.activeElement||!document.activeElement.type&&!document.activeElement.href&&"inherit"===document.activeElement.contentEditable);if(!(t||e.shiftKey&&32!==e.keyCode||e.altKey||e.ctrlKey||e.metaKey)){var n=!0;if(k()&&-1===[66,190,191].indexOf(e.keyCode))return!1;switch(e.keyCode){case 80:case 33:Z();break;case 78:case 34:Q();break;case 72:case 37:j();break;case 76:case 39:K();break;case 75:case 38:$();break;case 74:case 40:V();break;case 36:M(0);break;case 35:M(Number.MAX_VALUE);break;case 32:E()?L():e.shiftKey?Z():Q();break;case 13:E()?L():n=!1;break;case 66:case 190:case 191:T();break;case 70:A();break;default:n=!1}n?e.preventDefault():27===e.keyCode&&kt&&(b(),e.preventDefault()),F()}}function G(e){Rt.startX=e.touches[0].clientX,Rt.startY=e.touches[0].clientY,Rt.startCount=e.touches.length,2===e.touches.length&&bt.overview&&(Rt.startSpan=d({x:e.touches[1].clientX,y:e.touches[1].clientY},{x:Rt.startX,y:Rt.startY}))}function J(e){if(Rt.handled)navigator.userAgent.match(/android/gi)&&e.preventDefault();else{var t=e.touches[0].clientX,n=e.touches[0].clientY;if(2===e.touches.length&&2===Rt.startCount&&bt.overview){var r=d({x:e.touches[1].clientX,y:e.touches[1].clientY},{x:Rt.startX,y:Rt.startY});Math.abs(Rt.startSpan-r)>Rt.threshold&&(Rt.handled=!0,Rt.startSpan>r?w():L()),e.preventDefault()}else if(1===e.touches.length&&2!==Rt.startCount){var o=t-Rt.startX,a=n-Rt.startY;o>Rt.threshold&&Math.abs(o)>Math.abs(a)?(Rt.handled=!0,j()):-Rt.threshold>o&&Math.abs(o)>Math.abs(a)?(Rt.handled=!0,K()):a>Rt.threshold?(Rt.handled=!0,$()):-Rt.threshold>a&&(Rt.handled=!0,V()),e.preventDefault()}}}function et(){Rt.handled=!1}function tt(e){e.pointerType===e.MSPOINTER_TYPE_TOUCH&&(e.touches=[{clientX:e.clientX,clientY:e.clientY}],G(e))}function nt(e){e.pointerType===e.MSPOINTER_TYPE_TOUCH&&(e.touches=[{clientX:e.clientX,clientY:e.clientY}],J(e))}function rt(e){e.pointerType===e.MSPOINTER_TYPE_TOUCH&&(e.touches=[{clientX:e.clientX,clientY:e.clientY}],et(e))}function ot(e){clearTimeout(Pt),Pt=setTimeout(function(){var t=e.detail||-e.wheelDelta;t>0?Q():Z()},100)}function at(e){e.preventDefault();var t=l(document.querySelectorAll(yt)).length,n=Math.floor(e.clientX/Tt.wrapper.offsetWidth*t);M(n)}function st(e){e.preventDefault(),j()}function it(e){e.preventDefault(),K()}function ct(e){e.preventDefault(),$()}function lt(e){e.preventDefault(),V()}function dt(e){e.preventDefault(),Z()}function ut(e){e.preventDefault(),Q()}function ft(){H()}function vt(){h()}function pt(e){if(Yt&&E()){e.preventDefault();for(var t=e.target;t&&!t.nodeName.match(/section/gi);)t=t.parentNode;if(t&&!t.classList.contains("disabled")&&(L(),t.nodeName.match(/section/gi))){var n=parseInt(t.getAttribute("data-index-h"),10),r=parseInt(t.getAttribute("data-index-v"),10);M(n,r)}}}var mt,ht,gt=".reveal .slides section",yt=".reveal .slides>section",wt=".reveal .slides>section.present>section",Lt=".reveal .slides>section:first-child",bt={width:960,height:700,margin:.1,minScale:.2,maxScale:1,controls:!0,progress:!0,history:!1,keyboard:!0,overview:!0,center:!0,touch:!0,loop:!1,rtl:!1,fragments:!0,autoSlide:0,mouseWheel:!1,rollingLinks:!0,theme:null,transition:"default",transitionSpeed:"default",dependencies:[]},Et=0,St=0,At=0,qt=[],xt=1,Tt={},kt="WebkitPerspective"in document.body.style||"MozPerspective"in document.body.style||"msPerspective"in document.body.style||"OPerspective"in document.body.style||"perspective"in document.body.style,Mt="WebkitTransform"in document.body.style||"MozTransform"in document.body.style||"msTransform"in document.body.style||"OTransform"in document.body.style||"transform"in document.body.style,Pt=0,Dt=0,Nt=0,Ct=0,Ot=0,Yt=!1,Rt={startX:0,startY:0,startSpan:0,startCount:0,handled:!1,threshold:80};return{initialize:e,configure:a,sync:P,slide:M,left:j,right:K,up:$,down:V,prev:Z,next:Q,prevFragment:z,nextFragment:U,navigateTo:M,navigateLeft:j,navigateRight:K,navigateUp:$,navigateDown:V,navigatePrev:Z,navigateNext:Q,layout:h,availableRoutes:O,availableFragments:Y,toggleOverview:b,togglePause:T,isOverview:E,isPaused:k,addEventListeners:s,removeEventListeners:i,getIndices:W,getSlide:function(e,t){var n=document.querySelectorAll(yt)[e],r=n&&n.querySelectorAll("section");return t!==void 0?r?r[t]:void 0:n},getPreviousSlide:function(){return mt},getCurrentSlide:function(){return ht},getScale:function(){return xt},getConfig:function(){return bt},getQueryHash:function(){var e={};return location.search.replace(/[A-Z0-9]+?=(\w*)/gi,function(t){e[t.split("=").shift()]=t.split("=").pop()}),e},isFirstSlide:function(){return null==document.querySelector(gt+".past")?!0:!1},isLastSlide:function(){return ht&&ht.classList.contains(".stack")?null==ht.querySelector(gt+".future")?!0:!1:null==document.querySelector(gt+".future")?!0:!1},addEventListener:function(e,t,n){"addEventListener"in window&&(Tt.wrapper||document.querySelector(".reveal")).addEventListener(e,t,n)},removeEventListener:function(e,t,n){"addEventListener"in window&&(Tt.wrapper||document.querySelector(".reveal")).removeEventListener(e,t,n)}}}();
\ No newline at end of file