diff --git a/js/reveal.js b/js/reveal.js
index c9ba7b14..3dcedf0d 100644
--- a/js/reveal.js
+++ b/js/reveal.js
@@ -1,5 +1,5 @@
 /*!
- * reveal.js 2.1 r29
+ * reveal.js 2.1 r30
  * http://lab.hakim.se/reveal-js
  * MIT licensed
  * 
@@ -43,7 +43,7 @@ var Reveal = (function(){
 			rollingLinks: true,
 
 			// Transition style (see /css/theme)
-			theme: 'default', 
+			theme: null, 
 
 			// Transition style
 			transition: 'default', // default/cube/page/concave/linear(2d),
diff --git a/js/reveal.min.js b/js/reveal.min.js
index 0b8f16f9..bb035270 100644
--- a/js/reveal.min.js
+++ b/js/reveal.min.js
@@ -1,11 +1,11 @@
 /*!
- * reveal.js 2.1 r29
+ * reveal.js 2.1 r30
  * http://lab.hakim.se/reveal-js
  * MIT licensed
  * 
  * Copyright (C) 2011-2012 Hakim El Hattab, http://hakim.se
  */
-var Reveal=(function(){var l=".reveal .slides>section",b=".reveal .slides>section.present>section",R={controls:true,progress:true,history:false,keyboard:true,overview:true,loop:false,autoSlide:0,mouseWheel:true,rollingLinks:true,theme:"default",transition:"default",dependencies:[]},m=0,e=0,y,G,ah=[],f={},T="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,n="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,z=0,k=0,C=0,aa={startX:0,startY:0,startSpan:0,startCount:0,handled:false,threshold:40};
+var Reveal=(function(){var l=".reveal .slides>section",b=".reveal .slides>section.present>section",R={controls:true,progress:true,history:false,keyboard:true,overview:true,loop:false,autoSlide:0,mouseWheel:true,rollingLinks:true,theme:null,transition:"default",dependencies:[]},m=0,e=0,y,G,ah=[],f={},T="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,n="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,z=0,k=0,C=0,aa={startX:0,startY:0,startSpan:0,startCount:0,handled:false,threshold:40};
 function i(ai){if((!n&&!T)){document.body.setAttribute("class","no-transforms");return;}t(R,ai);P();d();V();}function P(){f.theme=document.querySelector("#theme");
 f.wrapper=document.querySelector(".reveal");if(!f.wrapper.querySelector(".progress")&&R.progress){var al=document.createElement("div");al.classList.add("progress");
 al.innerHTML="<span></span>";f.wrapper.appendChild(al);}if(!f.wrapper.querySelector(".controls")&&R.controls){var ak=document.createElement("aside");ak.classList.add("controls");