Simply download the new version of yahoo messenger and start chatting with your friends on Facebook and windows live along with your yahoo friends.
Click on the Messenger Tab on top of the Y!Messenger window and select Link to facebook.
Enter your facebook account information. and allow while requesting for Permission.
Once you are signed in. You will get a welcome message from facebook

chat.facebook.com: You are now online to Chat. Please note that this also marks you as online on facebook.com.

if you wish to sign out of facebook chat, right click on facebook friends tab and select signout.

http://voobuzz.com

it's the place where you can talk about things you find interesting, Share updates, photos, videos, and more.