Saving form in CouchDB with Node.js

savedoc.js

/**
 * Module dependencies.
 */

var express = require('express');
var app = module.exports = express.createServer();

var cradle = require('cradle');
var db = new(cradle.Connection)().database('f2rh');

// Configuration

app.configure(function(){
  app.set('views', __dirname + '/views');
  app.set('view engine', 'jade');
  app.use(express.bodyParser());
  app.use(express.methodOverride());
  app.use(app.router);
  app.use(express.static(__dirname + '/public'));
});

// Routes

app.get('/', function(req, res){
  res.render('index');
});

app.post('/add', function(req, res){
  db.save(req.body, function (dbErr, dbRes) {
    res.render('success');
  });
});

app.listen(3001);
console.log("Express server listening on port %d", app.address().port);