You cant. There is no options on Facebook to change the sound.
Add people as friends, and when they are on facebook, they will appear in the Chat menu in the bar at the bottom. Click on someone's name to chat with them.
u log on2 facebook, then u ask someone 2 video chat by posting it.
if there name is on chat
You cant
In Facebook, you cannot "like" something someone says on a chat. However you may "like" something someone says on a post or comment :D
Im not sure try this someone in chat if you have a facebook SORRY
You can't?
hi dear
No.
By sucking your moms Vigina
Wrong beacuse you cant even Skype on Facebook:/ also you could go to video chat rounds and chat with some one there on facebook
Facebook Lifeline chat: Facebook added this feature so that its users could have someone to chat with about their problems. This was implemented to prevent suicides, and to easily communicate through chat with a special counselor.