index.html file for installation

installation_instructions/index.ipynb

+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "id": "619f8584-2c3a-47dc-9424-419b4199300e",
+   "metadata": {},
+   "source": [
+    "# Software Installation\n",
+    "\n",
+    "CS 220 uses **Jupyter Lab** to run Python code.  This development environment comes with the **Ananconda** suite of data science software.  Click on the appropriate link below and follow the instructions to install and setup this software on your Windows or MacOS computer.  If you have any problems with installation, bring your computer to lab or office hours to get support.\n",
+    "\n",
+    "### <a href=\"macintosh/installation_instructions.html\">Windows</a>\n",
+    "\n",
+    "### <a href=\"windows/installation_instructions.html\">Macintosh</a>"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3 (ipykernel)",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.10.6"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 5
+}