expressjs cookie fail

cookies.js

//express server creation
var app = express.createServer()
var MemoryStore = require('connect/middleware/session/memory')

// configuration
app.configure(function() {
	app.use(express.cookieDecoder());
	app.use(express.session({
		secret:"HAHAHHAHAHAHAHAHAH" 
	}))
})

var count = 0;
app.get('/sesh', function(request, response) {
	count++;
    request.session.visitCount = request.session.visitCount ? request.session.visitCount + 1 : 1;
    response.send('You have visited this page ' + request.session.visitCount + ' times. Or was it ' + count + '?');
});