text: var app = require('express')();
  var server = require('http').Server(app);
  var io = require('socket.io')(server);
  
  server.listen(80);
  
  app.get('/', function (req, res) {
    res.sendfile(__dirname + '/index.html');
  });
  
  io.on('connection', function (socket) {
    socket.emit('news', { hello: 'world' });
    socket.on('my other event', function (data) {
      console.log(data);
    });
  });