diff --git a/js/reveal.js b/js/reveal.js
index 70e25392..4574e25e 100644
--- a/js/reveal.js
+++ b/js/reveal.js
@@ -958,7 +958,8 @@ var Reveal = (function(){
 			var slideAutoSlide = slides[index].getAttribute( 'data-autoslide' );
 			if( slideAutoSlide ) {
 				autoSlide = parseInt( slideAutoSlide, 10 );
-			} else {
+			} 
+			else {
 				autoSlide = config.autoSlide;
 			}
 
@@ -1165,7 +1166,7 @@ var Reveal = (function(){
 
 			// If this is a vertical slide, grab the vertical index
 			if( isVertical ) {
-				v = Math.max( toArray( slide.parentNode.children ).indexOf( slide ), 0 );
+				v = Math.max( toArray( slide.parentNode.querySelectorAll( 'section' ) ).indexOf( slide ), 0 );
 			}
 		}
 
diff --git a/js/reveal.min.js b/js/reveal.min.js
index 0b81b8f9..b41b8c12 100644
--- a/js/reveal.min.js
+++ b/js/reveal.min.js
@@ -1,8 +1,8 @@
 /*!
- * reveal.js 2.2 (2012-11-27, 08:44)
+ * reveal.js 2.2 (2013-01-02, 09:12)
  * http://lab.hakim.se/reveal-js
  * MIT licensed
  *
  * Copyright (C) 2011-2012 Hakim El Hattab, http://hakim.se
  */
-var Reveal=function(){"use strict";function y(e){if(!h&&!c){document.body.setAttribute("class","no-transforms");return}window.addEventListener("load",P,!1),C(r,e),w(),E()}function b(){l.theme=document.querySelector("#theme"),l.wrapper=document.querySelector(".reveal"),l.slides=document.querySelector(".reveal .slides");if(!l.wrapper.querySelector(".progress")&&r.progress){var e=document.createElement("div");e.classList.add("progress"),e.innerHTML="<span></span>",l.wrapper.appendChild(e)}if(!l.wrapper.querySelector(".controls")&&r.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>',l.wrapper.appendChild(t)}if(!l.wrapper.querySelector(".state-background")){var n=document.createElement("div");n.classList.add("state-background"),l.wrapper.appendChild(n)}if(!l.wrapper.querySelector(".pause-overlay")){var i=document.createElement("div");i.classList.add("pause-overlay"),l.wrapper.appendChild(i)}l.progress=document.querySelector(".reveal .progress"),l.progressbar=document.querySelector(".reveal .progress span"),r.controls&&(l.controls=document.querySelector(".reveal .controls"),l.controlsLeft=k(document.querySelectorAll(".navigate-left")),l.controlsRight=k(document.querySelectorAll(".navigate-right")),l.controlsUp=k(document.querySelectorAll(".navigate-up")),l.controlsDown=k(document.querySelectorAll(".navigate-down")),l.controlsPrev=k(document.querySelectorAll(".navigate-prev")),l.controlsNext=k(document.querySelectorAll(".navigate-next")))}function w(){navigator.userAgent.match(/(iphone|ipod)/i)&&(document.documentElement.style.overflow="scroll",document.body.style.height="120%",window.addEventListener("load",M,!1),window.addEventListener("orientationchange",M,!1))}function E(){function o(){t.length&&head.js.apply(null,t),S()}var e=[],t=[];for(var n=0,i=r.dependencies.length;n<i;n++){var s=r.dependencies[n];if(!s.condition||s.condition())s.async?t.push(s.src):e.push(s.src),typeof s.callback=="function"&&head.ready(s.src.match(/([\w\d_\-]*)\.?js$|[^\\\/]*$/i)[0],s.callback)}e.length?(head.ready(o),head.js.apply(null,e)):o()}function S(){b(),T(),x(),P(),G(),nt(),setTimeout(function(){_("ready",{indexh:s,indexv:o,currentSlide:a})},1)}function x(){c===!1&&(r.transition="linear"),r.controls&&l.controls&&(l.controls.style.display="block"),r.progress&&l.progress&&(l.progress.style.display="block"),r.transition!=="default"&&l.wrapper.classList.add(r.transition),r.rtl&&l.wrapper.classList.add("rtl"),r.center&&l.wrapper.classList.add("center"),r.mouseWheel&&(document.addEventListener("DOMMouseScroll",pt,!1),document.addEventListener("mousewheel",pt,!1)),r.rollingLinks&&D();if(r.theme&&l.theme){var e=l.theme.getAttribute("href"),t=/[^\/]*?(?=\.css)/,n=e.match(t)[0];r.theme!==n&&(e=e.replace(t,r.theme),l.theme.setAttribute("href",e))}}function T(){document.addEventListener("touchstart",lt,!1),document.addEventListener("touchmove",ct,!1),document.addEventListener("touchend",ht,!1),window.addEventListener("hashchange",vt,!1),window.addEventListener("resize",mt,!1),r.keyboard&&document.addEventListener("keydown",ft,!1),r.progress&&l.progress&&l.progress.addEventListener("click",O(dt),!1);if(r.controls&&l.controls){var e="ontouchstart"in window?"touchstart":"click";l.controlsLeft.forEach(function(t){t.addEventListener(e,O(rt),!1)}),l.controlsRight.forEach(function(t){t.addEventListener(e,O(it),!1)}),l.controlsUp.forEach(function(t){t.addEventListener(e,O(st),!1)}),l.controlsDown.forEach(function(t){t.addEventListener(e,O(ot),!1)}),l.controlsPrev.forEach(function(t){t.addEventListener(e,O(ut),!1)}),l.controlsNext.forEach(function(t){t.addEventListener(e,O(at),!1)})}}function N(){document.removeEventListener("keydown",ft,!1),document.removeEventListener("touchstart",lt,!1),document.removeEventListener("touchmove",ct,!1),document.removeEventListener("touchend",ht,!1),window.removeEventListener("hashchange",vt,!1),window.removeEventListener("resize",mt,!1),r.progress&&l.progress&&l.progress.removeEventListener("click",O(dt),!1);if(r.controls&&l.controls){var e="ontouchstart"in window?"touchstart":"click";l.controlsLeft.forEach(function(t){t.removeEventListener(e,O(rt),!1)}),l.controlsRight.forEach(function(t){t.removeEventListener(e,O(it),!1)}),l.controlsUp.forEach(function(t){t.removeEventListener(e,O(st),!1)}),l.controlsDown.forEach(function(t){t.removeEventListener(e,O(ot),!1)}),l.controlsPrev.forEach(function(t){t.removeEventListener(e,O(ut),!1)}),l.controlsNext.forEach(function(t){t.removeEventListener(e,O(at),!1)})}}function C(e,t){for(var n in t)e[n]=t[n]}function k(e){return Array.prototype.slice.call(e)}function L(e,t,n){e.forEach(function(e){e[t].apply(e,n)})}function A(e,t){var n=e.x-t.x,r=e.y-t.y;return Math.sqrt(n*n+r*r)}function O(e){return function(t){t.preventDefault(),e.call(null,t)}}function M(){setTimeout(function(){window.scrollTo(0,1)},0)}function _(e,t){var n=document.createEvent("HTMLEvents",1,2);n.initEvent(e,!0,!0),C(n,t),l.wrapper.dispatchEvent(n)}function D(){if(c&&!("msPerspective"in document.body.style)){var t=document.querySelectorAll(e+" a:not(.image)");for(var n=0,r=t.length;n<r;n++){var i=t[n];i.textContent&&!i.querySelector("img")&&(!i.className||!i.classList.contains(i,"roll"))&&(i.classList.add("roll"),i.innerHTML='<span data-title="'+i.text+'">'+i.innerHTML+"</span>")}}}function P(){if(r.center){var t=k(document.querySelectorAll(e)),n=-l.wrapper.offsetHeight/2;for(var i=0,s=t.length;i<s;i++){var o=t[i];if(o.style.display==="none")continue;o.classList.contains("stack")?o.style.top=0:o.style.top=Math.max(-(o.offsetHeight/2)-20,n)+"px"}}}function H(e,t){e&&e.setAttribute("data-previous-indexv",t||0)}function B(e){return e&&e.classList.contains("stack")?parseInt(e.getAttribute("data-previous-indexv")||0,10):0}function j(){r.overview&&(l.wrapper.classList.add("overview"),clearTimeout(m),m=setTimeout(function(){var e=document.querySelectorAll(t);for(var n=0,r=e.length;n<r;n++){var i=e[n],u="translateZ(-2500px) translate("+(n-s)*105+"%, 0%)";i.setAttribute("data-index-h",n),i.style.display="block",i.style.WebkitTransform=u,i.style.MozTransform=u,i.style.msTransform=u,i.style.OTransform=u,i.style.transform=u;if(i.classList.contains("stack")){var a=i.querySelectorAll("section");for(var f=0,l=a.length;f<l;f++){var c=n===s?o:B(i),h=a[f],p="translate(0%, "+(f-c)*105+"%)";h.setAttribute("data-index-h",n),h.setAttribute("data-index-v",f),h.style.display="block",h.style.WebkitTransform=p,h.style.MozTransform=p,h.style.msTransform=p,h.style.OTransform=p,h.style.transform=p,h.addEventListener("click",gt,!0)}}else 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c=f.concat();f.length=0;var h=s,p=o;s=$(t,e===undefined?s:e),o=$(n,r===undefined?o:r),P();e:for(var d=0,v=f.length;d<v;d++){for(var m=0;m<c.length;m++)if(c[m]===f[d]){c.splice(m,1);continue e}document.documentElement.classList.add(f[d]),_(f[d])}while(c.length)document.documentElement.classList.remove(c.pop());q()&&j(),Y(1500);var g=l[s],y=g.querySelectorAll("section");a=y[o]||g;if((s!==h||o!==p)&&i){var b=a.querySelectorAll(".fragment");k(b).forEach(function(e,t){t<i?e.classList.add("visible"):e.classList.remove("visible")})}s!==h||o!==p?_("slidechanged",{indexh:s,indexv:o,previousSlide:u,currentSlide:a}):u=null,u&&u.classList.remove("present"),K(),J()}function $(e,t){var n=k(document.querySelectorAll(e)),s=n.length;if(s){r.loop&&(t%=s,t<0&&(t=s+t)),t=Math.max(Math.min(t,s-1),0);for(var o=0;o<s;o++){var u=n[o];if(q()===!1){var 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t=e.target;while(t&&!t.nodeName.match(/section/gi))t=t.parentNode;if(t.nodeName.match(/section/gi)){var n=parseInt(t.getAttribute("data-index-h"),10),r=parseInt(t.getAttribute("data-index-v"),10);V(n,r)}}}var e=".reveal .slides section",t=".reveal .slides>section",n=".reveal .slides>section.present>section",r={controls:!0,progress:!0,history:!1,keyboard:!0,overview:!0,center:!0,loop:!1,rtl:!1,autoSlide:0,mouseWheel:!1,rollingLinks:!0,theme:null,transition:"default",dependencies:[]},i=r.autoSlide,s=0,o=0,u,a,f=[],l={},c="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,h="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,p=0,d=0,v=0,m=0,g={startX:0,startY:0,startSpan:0,startCount:0,handled:!1,threshold:80};return{initialize:y,slide:V,left:rt,right:it,up:st,down:ot,prev:ut,next:at,prevFragment:tt,nextFragment:et,navigateTo:V,navigateLeft:rt,navigateRight:it,navigateUp:st,navigateDown:ot,navigatePrev:ut,navigateNext:at,toggleOverview:I,addEventListeners:T,removeEventListeners:N,getIndices:Z,getPreviousSlide:function(){return u},getCurrentSlide:function(){return a},getQueryHash:function(){var e={};return location.search.replace(/[A-Z0-9]+?=(\w*)/gi,function(t){e[t.split("=").shift()]=t.split("=").pop()}),e},addEventListener:function(e,t,n){"addEventListener"in window&&(l.wrapper||document.querySelector(".reveal")).addEventListener(e,t,n)},removeEventListener:function(e,t,n){"addEventListener"in window&&(l.wrapper||document.querySelector(".reveal")).removeEventListener(e,t,n)}}}();
\ No newline at end of file
+var Reveal=function(){"use strict";function y(e){if(!h&&!c){document.body.setAttribute("class","no-transforms");return}window.addEventListener("load",P,!1),C(r,e),w(),E()}function b(){l.theme=document.querySelector("#theme"),l.wrapper=document.querySelector(".reveal"),l.slides=document.querySelector(".reveal .slides");if(!l.wrapper.querySelector(".progress")&&r.progress){var e=document.createElement("div");e.classList.add("progress"),e.innerHTML="<span></span>",l.wrapper.appendChild(e)}if(!l.wrapper.querySelector(".controls")&&r.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>',l.wrapper.appendChild(t)}if(!l.wrapper.querySelector(".state-background")){var n=document.createElement("div");n.classList.add("state-background"),l.wrapper.appendChild(n)}if(!l.wrapper.querySelector(".pause-overlay")){var i=document.createElement("div");i.classList.add("pause-overlay"),l.wrapper.appendChild(i)}l.progress=document.querySelector(".reveal .progress"),l.progressbar=document.querySelector(".reveal .progress span"),r.controls&&(l.controls=document.querySelector(".reveal .controls"),l.controlsLeft=k(document.querySelectorAll(".navigate-left")),l.controlsRight=k(document.querySelectorAll(".navigate-right")),l.controlsUp=k(document.querySelectorAll(".navigate-up")),l.controlsDown=k(document.querySelectorAll(".navigate-down")),l.controlsPrev=k(document.querySelectorAll(".navigate-prev")),l.controlsNext=k(document.querySelectorAll(".navigate-next")))}function w(){navigator.userAgent.match(/(iphone|ipod)/i)&&(document.documentElement.style.overflow="scroll",document.body.style.height="120%",window.addEventListener("load",M,!1),window.addEventListener("orientationchange",M,!1))}function E(){function o(){t.length&&head.js.apply(null,t),S()}var e=[],t=[];for(var 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