diff --git a/lib/showoff.rb b/lib/showoff.rb
index 8cb753cd7..51b1bb088 100644
--- a/lib/showoff.rb
+++ b/lib/showoff.rb
@@ -29,7 +29,7 @@
 
 class ShowOff < Sinatra::Application
 
-  Version = VERSION = '0.3.4'
+  Version = VERSION = '0.4.0'
 
   attr_reader :cached_image_size
 
diff --git a/public/css/showoff.css b/public/css/showoff.css
index c3b1432b5..2204ed1f2 100644
--- a/public/css/showoff.css
+++ b/public/css/showoff.css
@@ -162,6 +162,7 @@ pre { margin-left: 40px; font-size: 2.8em; }
 
 .notes { display: none }
 .hidden { position:absolute; top:0; left:-9999px; width:1px; height:1px; overflow:hidden; }
+.buttonNav { display: none }
 .offscreen { position:absolute; top:0; left:-9999px; overflow:hidden; }
 #debugInfo { margin-left: 30px; }
 #preshow { display: none; }
diff --git a/views/index.erb b/views/index.erb
index fc3ab689d..db6f755ff 100644
--- a/views/index.erb
+++ b/views/index.erb
@@ -61,6 +61,11 @@
   </table>
 </div>
 
+<div class="buttonNav">
+  <input type="submit" onClick="prevStep();" value="prev"/>
+  <input type="submit" onClick="nextStep();" value="next"/>
+</div>
+
 <div id="preso">loading presentation...</div>
 <div id="footer">
   <span id="slideInfo"></span>