- Open a new Firefox window.
 - Navigate to the pages you want to set as your home pages, each in a separate tab.
 - Open the menu.
 - Go to Options.
 - In the General options, find the Startup heading.
 - Set When Firefox starts to Show my home page.
 - Click Use Current Pages.
 - Notice that the home page URLs are separated by a vertical bar (|). You can add more home pages; just be sure to separate them with a vertical bar.