We had to use another chatting application to chat on facebook. From now, you can chat on facebook using opera mini. So you can browse and chat together!
Go to this link: touch.facebook.com/buddylist.php (you can bookmark this link by pressing #5 ) It shows your online Facebook friends.
Click on anybody, with whom you want to chat. You’ll get a page like that:
Start chatting with him. Press #0 to view your friend’s replying!