text: var express		= require('express');
  var fs			= require('fs');
  var io			= require('socket.io');
  var crypto		= require('crypto');
  
  var app			= express.createServer();
  var staticDir	= express.static;
  
  io				= io.listen(app);
  
  var opts = {
  	port: 1948,
  	baseDir : __dirname + '/../../'
  };
  
  io.sockets.on('connection', function(socket) {
  	socket.on('slidechanged', function(slideData) {
  		if (typeof slideData.secret == 'undefined' || slideData.secret == null || slideData.secret === '') return;
  		if (createHash(slideData.secret) === slideData.socketId) {
  			slideData.secret = null;
  			socket.broadcast.emit(slideData.socketId, slideData);
  		};
  	});
  });
  
  app.configure(function() {
  	[ 'css', 'js', 'plugin', 'lib' ].forEach(function(dir) {
  		app.use('/' + dir, staticDir(opts.baseDir + dir));
  	});
  });
  
  app.get("/", function(req, res) {
  	fs.createReadStream(opts.baseDir + '/index.html').pipe(res);
  });
  
  app.get("/token", function(req,res) {
  	var ts = new Date().getTime();
  	var rand = Math.floor(Math.random()*9999999);
  	var secret = ts.toString() + rand.toString();
  	res.send({secret: secret, socketId: createHash(secret)});
  });
  
  var createHash = function(secret) {
  	var cipher = crypto.createCipher('blowfish', secret);
  	return(cipher.final('hex'));
  };
  
  // Actually listen
  app.listen(opts.port || null);
  
  var brown = '\033[33m',
  	green = '\033[32m',
  	reset = '\033[0m';
  
  console.log( brown + "reveal.js:" + reset + " Multiplex running on port " + green + opts.port + reset );