Today Facebook has officially launched its Desktop Messenger. So you must be wonder that what is actually new about this messenger. So here is the quick review of Desktop Messenger provided by Facebook.
By integrating Facebook Chat with your preferred instant messenger, you'll never miss a message when you have to navigate away from Facebook and you'll be in control of how and where you chat with your Facebook friends. Simply connect your Facebook account with the instant messaging client of your choice and start chatting. You will not need to stay logged in to Facebook.com to continue to access your Facebook friends.
If you don't want all of your online friends to appear, you can adjust which Friend Lists show up in chat by adjusting them on Facebook. To go offline, you can either close your instant messaging client or click "go offline" in your Facebook Chat options. As always, your conversations will remain completely private and only between you and your Facebook friends.
To make Facebook Chat available everywhere, facebook using the technology Jabber (XMPP), an open messaging protocol supported by most instant messaging software, including iChat, Pidgin, Adium, Miranda and more. Facebook has also built support for Facebook Chat into Facebook Connect for developers wishing to build chat experiences into their website, desktop or mobile instant-messaging applications and services. If you already have an AOL Instant Messenger account, you can check this out by connecting your Facebook Chat using the latest version of AIM.