I think I have sussed where local host is in my case for this test its at C:\xampp\htdocs\FB_PHP
and index.php is opening correctly.
Perhaps I can make some more progress now!
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.