diff --git a/js/reveal.js b/js/reveal.js
index b229453..04350d0 100644
--- a/js/reveal.js
+++ b/js/reveal.js
@@ -2001,7 +2001,7 @@ var Reveal = (function(){
 			}
 
 			if( includeAll || h === indexh ) {
-				toArray( backgroundh.childNodes ).forEach( function( backgroundv, v ) {
+				toArray( backgroundh.querySelectorAll( 'section' ) ).forEach( function( backgroundv, v ) {
 
 					if( v < indexv ) {
 						backgroundv.className = 'slide-background past';
@@ -2021,9 +2021,22 @@ var Reveal = (function(){
 
 		} );
 
-		// Don't transition between identical backgrounds. This
-		// prevents unwanted flicker.
+		// Stop any currently playing video background
+		if( previousBackground ) {
+
+			var previousVideo = previousBackground.querySelector( 'video' );
+			if( previousVideo ) previousVideo.pause();
+
+		}
+
 		if( currentBackground ) {
+
+			// Start video playback
+			var currentVideo = currentBackground.querySelector( 'video' );
+			if( currentVideo ) currentVideo.play();
+
+			// Don't transition between identical backgrounds. This
+			// prevents unwanted flicker.
 			var previousBackgroundHash = previousBackground ? previousBackground.getAttribute( 'data-background-hash' ) : null;
 			var currentBackgroundHash = currentBackground.getAttribute( 'data-background-hash' );
 			if( currentBackgroundHash && currentBackgroundHash === previousBackgroundHash && currentBackground !== previousBackground ) {
@@ -2031,6 +2044,7 @@ var Reveal = (function(){
 			}
 
 			previousBackground = currentBackground;
+
 		}
 
 		// Allow the first background to apply without transition
diff --git a/js/reveal.min.js b/js/reveal.min.js
index 89ea604..3c481bc 100644
--- a/js/reveal.min.js
+++ b/js/reveal.min.js
@@ -1,9 +1,9 @@
 /*!
- * reveal.js 2.7.0-dev (2014-04-03, 11:56)
+ * reveal.js 2.7.0-dev (2014-04-04, 09:21)
  * http://lab.hakim.se/reveal-js
  * MIT licensed
  *
  * Copyright (C) 2014 Hakim El Hattab, http://hakim.se
  */
-var Reveal=function(){"use strict";function a(a){if(b(),!mc.transforms2d&&!mc.transforms3d)return document.body.setAttribute("class","no-transforms"),void 0;window.addEventListener("load",C,!1);var d=Reveal.getQueryHash();"undefined"!=typeof d.dependencies&&delete d.dependencies,l(hc,a),l(hc,d),t(),c()}function b(){mc.transforms3d="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,mc.transforms2d="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,mc.requestAnimationFrameMethod=window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame,mc.requestAnimationFrame="function"==typeof mc.requestAnimationFrameMethod,mc.canvas=!!document.createElement("canvas").getContext,bc=navigator.userAgent.match(/(iphone|ipod|android)/gi)}function c(){function a(){e.length&&head.js.apply(null,e),d()}function b(b){head.ready(b.src.match(/([\w\d_\-]*)\.?js$|[^\\\/]*$/i)[0],function(){"function"==typeof b.callback&&b.callback.apply(this),0===--f&&a()})}for(var c=[],e=[],f=0,g=0,h=hc.dependencies.length;h>g;g++){var i=hc.dependencies[g];(!i.condition||i.condition())&&(i.async?e.push(i.src):c.push(i.src),b(i))}c.length?(f=c.length,head.js.apply(null,c)):a()}function d(){e(),U(),i(),hb(),_(!0),setTimeout(function(){lc.slides.classList.remove("no-transition"),ic=!0,v("ready",{indexh:Yb,indexv:Zb,currentSlide:_b})},1)}function e(){lc.theme=document.querySelector("#theme"),lc.wrapper=document.querySelector(".reveal"),lc.slides=document.querySelector(".reveal .slides"),lc.slides.classList.add("no-transition"),lc.background=f(lc.wrapper,"div","backgrounds",null),lc.progress=f(lc.wrapper,"div","progress","<span></span>"),lc.progressbar=lc.progress.querySelector("span"),f(lc.wrapper,"aside","controls",'<div class="navigate-left"></div><div class="navigate-right"></div><div class="navigate-up"></div><div class="navigate-down"></div>'),lc.slideNumber=f(lc.wrapper,"div","slide-number",""),f(lc.wrapper,"div","state-background",null),f(lc.wrapper,"div","pause-overlay",null),lc.controls=document.querySelector(".reveal .controls"),lc.controlsLeft=m(document.querySelectorAll(".navigate-left")),lc.controlsRight=m(document.querySelectorAll(".navigate-right")),lc.controlsUp=m(document.querySelectorAll(".navigate-up")),lc.controlsDown=m(document.querySelectorAll(".navigate-down")),lc.controlsPrev=m(document.querySelectorAll(".navigate-prev")),lc.controlsNext=m(document.querySelectorAll(".navigate-next"))}function f(a,b,c,d){var 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