//process the client connection.
        public static void DoAcceptTcpClientCallback(IAsyncResult ar)
        {
            try
            {
                //get the listener that handles the client request
                TcpListener Listener = (TcpListener)ar.AsyncState;

                //end the operation and display the received data on the console
                TcpClient Client = Listener.EndAcceptTcpClient(ar);

                //process the connection here. (Add the client to a server table, read data, etc
                Console.WriteLine("Client connected completed, listen for new connection.");

                //get newly connected clients network stream
                NetworkStream Stream = Client.GetStream();

                //create a packethandler object from fiefdom library which handles reading operations of
                //data being sent from the client
                Fiefdom_Data.PacketHandler PacketHandler = new Fiefdom_Data.PacketHandler(Stream);

                //identify incoming packet header
                byte Header = PacketHandler.Reader.ReadByte();

                //if packet header is not a login packet then disconnect client
                if (Header == 0)
                {
                    //get username first
                    string UserName = PacketHandler.Reader.ReadString();
                    //get password second
                    string Password = PacketHandler.Reader.ReadString();

                    //through a sql statement attempt to retrieve a session key by checking the username and password against the accounts table
                    int UserID = (int)FiefdomDatabases.AccountDatabase.SPQuery("select id FROM accounts WHERE username='{0}' and password='{1}'", UserName, Password);

                    //if a session key has been returned and the variable is not null
                    if (UserID != null)
                    {
                        //notify client that we are returning the session key
                        PacketHandler.Writer.Write((byte)Fiefdom_Data.ServerPacketCodes.LoginOK);
                        //return session key to client
                        //PacketHandler.Writer.Write((int)UserID);
                    }
                    //disconnect tcpclient connection
                    Client.Close();
                }
                else
                {
                    //disconnect tcpclient connection
                    Client.Close();
                }
            }
            catch { return; }
        }