var application_root = __dirname, express = require('express'), path = require("path"); app = express(); var server = require('http').createServer(app), io = require('socket.io').listen(server); app.configure(function () { app.use(express.logger('dev')); app.use(express.bodyParser()); app.use(express.static(path.join(application_root, "public"))); }); ///DATA function getRandomInt(min, max) { return Math.floor(Math.random() * (max - min + 1)) + min; } io.sockets.on('connection', function (socket) { setInterval(function(){ var data = getRandomInt(0,100); io.sockets.emit('pushdata', data); },2000); }); server.listen(8070); console.log('Server is listening on port 8070...');