Index: index.ipynb
===================================================================
--- index.ipynb
+++ index.ipynb
@@ -1,12 +1,5 @@
 {
  "cells": [
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "# IPython's Rich Display System"
-   ]
-  },
   {
    "cell_type": "markdown",
    "metadata": {},
@@ -2386,40 +2379,6 @@
     "page for mobile users:"
    ]
   },
-  {
-   "cell_type": "code",
-   "execution_count": 26,
-   "metadata": {
-    "collapsed": false
-   },
-   "outputs": [
-    {
-     "data": {
-      "text/html": [
-       "\n",
-       "        <iframe\n",
-       "            width=\"100%\"\n",
-       "            height=350\"\n",
-       "            src=\"http://en.mobile.wikipedia.org/?useformat=mobile\"\n",
-       "            frameborder=\"0\"\n",
-       "            allowfullscreen\n",
-       "        ></iframe>\n",
-       "        "
-      ],
-      "text/plain": [
-       "<IPython.lib.display.IFrame at 0x10a82db90>"
-      ]
-     },
-     "execution_count": 26,
-     "metadata": {},
-     "output_type": "execute_result"
-    }
-   ],
-   "source": [
-    "from IPython.display import IFrame\n",
-    "IFrame('http://en.mobile.wikipedia.org/?useformat=mobile', width='100%', height=350)"
-   ]
-  },
   {
    "cell_type": "markdown",
    "metadata": {},