How do online chats work?

Related questions

1. Are there anymore chat rooms?
2. Is AIM AOL the same thing?
3. What happened to AOL Instant Messenger?
4. Is AOL shutting down?
5. Can you reactivate a deactivated AOL account?
6. How does AOL still exist?
7. Does AOL have instant messenger?
8. Are AOL emails still valid?
9. Is AOL closing down?
10. Is AIM and AOL the same?

Tags

1. #their
2. #instant
3. #simply
4. #messaging
5. #browser
6. #communicate
7. #visitor
8. #window
9. #operator
10. #within
11. #instantly
12. #appears
13. #allows
14. #typing
15. #website
16. #visitors