Yes, I am True You Can Put Your FaceBook Chat on Your Face Book Chat On Your SideBar Of YOur Firefox Browser With This Simple Guid of Firefox hacks
Steps You Have To Follow:-
Step 1
Look for Bookmarks on the top navigation. Select Organize Bookmarks…
Step 2
Click New Bookmark... tab and enter the following:
- Name: Facebook Chat
- Location: http://www.facebook.com/presence/popout.php
- Check Load this bookmark in sidebar.
Step 3
Launch the Firefox sidebar, click Facebook Chat and start chatting with your Facebook contacts within Firefox.