var ws = require("websocket-server");
var server = ws.createServer();
server.addListener("connection", function (connection)
{
  connection.addListener("message", function (msg)
  {
    var tickerSymbol = msg.ticker;
    tickerUpdate(tickerSymbol, function (price)
    {
      var msg =
      {
      };
      msg[tickerSymbol] = price;
      server.send(connection.id, JSON.stringify(msg));
    });
  });
});
server.listen(8080);