If you want to run the file then,

1. Install nodejs and set its environment variables so that it can be accessed from the command prompt

2. npm install

3. node server.js

4. Open your browser and navigate to localhost:3000

5. Now enter the URL for which you want to analyse and you will see the results.

6. In order to get the results for the mobile add the following in the formData field for both the variables ---- var options and var options_ad put a ',' and then write the below statement 'mobile' : 1

   Now you get the results for the page load times in mobile browser.