The Facebook Video Calling allows users to “Video Call” their friends in an instant by positioning it to an easy to see/click locations like the Facebook Chat and User’s Profile Wall as seen below. This feature will be implemented next week but it is now available if you want to try it.
How to Video Call on Facebook
To enable video calling on Facebook, just simply go to www.Facebook.com/videocalling and follow the instructions below.
Click on Get Started
It'll ask you "Who Do You Want to Call?" Just simply pick a friend
A pop box will appear indicating that you are calling a friend.
Happy Video Chatting <3
Facebook also released a “Group Chat / Multi Person Chat” system along with the new Video Calling feature, this allows user to simply add a friend on your chat by just simply clicking on "Add Friends to Chat".