User menu
Left clicking on a users name will display the user’s list menu.
The contextual menu has the following options: send whisper/personal message,
open private chat, send file, user profile, chatting time and status.

Send personal message - your message will appear in the messages
area with a mark [-> username].
Send whisper message - this type of messages is visible only for sender and receiver.
Request private chat – opens a private chat session if the request is accepted.
Send file - you can send files in any format.
User profile - opens a dialog with a detailed profile of the interlocutor.
