text: 
  /**
   * Module dependencies.
   */
  
  var express = require('express');
  var http = require('http');
  var path = require('path');
  var handlebars = require('express3-handlebars');
  var hello = require('./routes/hello');
  
  var app = express();
  
  // all environments
  app.set('port', process.env.PORT || 3000);
  app.set('views', path.join(__dirname, 'views'));
  app.engine('handlebars', handlebars());
  app.set('view engine', 'handlebars');
  app.use(express.favicon());
  app.use(express.logger('dev'));
  app.use(express.json());
  app.use(express.urlencoded());
  app.use(express.methodOverride());
  app.use(express.cookieParser('Intro HCI secret key'));
  app.use(express.session());
  app.use(app.router);
  app.use(express.static(path.join(__dirname, 'public')));
  
  // development only
  if ('development' == app.get('env')) {
    app.use(express.errorHandler());
  }
  
  // Add routes here
  app.get('/', hello.view);
  
  app.get('/hello/:userName', hello.view);
  
  // Example route
  // app.get('/users', user.list);
  
  http.createServer(app).listen(app.get('port'), function(){
    console.log('Express server listening on port ' + app.get('port'));
  });
  
  