var express = require('express');
var path = require('path');
var app = express();

app.use(express.static(path.join(__dirname, 'app')));

// app.get('/', function(req, res){
//   res.send('hello world');
// });

var server = app.listen(3000, function () {

  var host = server.address().address;
  var port = server.address().port;

  console.log('Example app listening at http://%s:%s', host, port);

});

@@ -136,82 +136,8 @@
 );%0A%0A
-// app.get('/', function(req, res)%7B%0A//   res.send('hello world');%0A// %7D);%0A%0A
 var 

Remove old test code.