public void sendAllUserList() throws IOException {
		
		Map<Integer, String> allOnline = Server.getAllOnlineUsers();
		
		/*server.serverGUI.showMessage("All user list sending from " + connection.getLocalPort() + " to " + 
				connection.getInetAddress() + ":" + connection.getPort());*/
		
		output.writeObject(ALL_LIST);
		output.flush();
		output.writeObject(allOnline);
		output.flush();
	
	}