I have got some friends on Facebook that i just don’t want to talk to, but they bug me every time sign into Facebook chat and it seems they are just waiting for someone to come online and start chatting.
I just wanted to block them anyhow as they were eating a big chunk of my online surfing talking non-sense. I found this solution which can be of use to you also.
The solution is to create a new List for the friends you want to hide from, and then set that list to offline in Facebook chat. [More]