Just follow the steps listed below:
- Launch Firefox, click Bookmarks, Go to Organize Bookmarks
- Select Bookmarks Toolbar, Right Click > New Bookmark
- New Bookmark window will be opened.
- Enter Bookmark name and in location enter FaceBook Chat Page URL address which is:http://www.facebook.com/presence/popout.php
- Click Add.
- You should now see a Facebook Chat bookmark in the upper toolbar
- Click it and the FaceBook Chat will be opened for you separately without going to FaceBook homepage.
Then open it by logging in then here we reached to chat window without moving to home page.