diff --git a/public/app/views/Viewport.js b/public/app/views/Viewport.js
index 25299c4..28bf852 100644
--- a/public/app/views/Viewport.js
+++ b/public/app/views/Viewport.js
@@ -9,7 +9,7 @@ ToolbarDemo.views.Viewport = Ext.extend(Ext.TabPanel, {
     dock: 'bottom',
     cardSwitchAnimation: {
         type: 'fade',
-        duration: 0
+        duration: 10
     },
     initComponent: function() {
         Ext.apply(this, {