express4 compacted socket.io server and client

socketio-express4-server.js

/**
 * Socket server
 * file: web.js
 */
var app = require('express')();
var server = require('http').Server(app);
var io = require('socket.io')(server);

server.listen(80);

app.get('/jquery.js', function (req, res) {
  res.sendfile(__dirname + '/public/stylesheets/jquery.js');
});
app.get('/', function (req, res) {
  res.sendfile(__dirname + '/index.html');
});

io.on('connection', function (socket) {
  setInterval(function(){
    socket.emit('news', { ts: new Date().toString() });
  }, 3000);
  socket.on('my other event', function (data) {
    console.log(data);
  });
});

/*
 * Socket client
 * file: index.html
<script src="/jquery.js"></script>
<script src="/socket.io/socket.io.js"></script>
<script>
$(function() {
  var socket = io.connect('/');
  socket.on('news', function (data) {
    console.log(data);
    $('#ts').html(data.ts);
    socket.emit('my other event', { my: 'data' });
  });
});
</script>

<h1 id='ts'></h1>
*/