old_contents: var express = require('express');
  var bodyParser = require('body-parser');
  
  var mongoose = require('mongoose');
  mongoose.connect('mongodb://localhost/medhelp');
  
  var app = express();
  app.use(bodyParser.urlencoded({ extended: true }));
  app.use(bodyParser.json());
  
  app.use('/api/users', require('./routes/user.js'));
  
  app.listen(8080, function () {
  	console.log('Server running at port 80');
  });
new_contents: var express = require('express');
  var bodyParser = require('body-parser');
  
  var mongoose = require('mongoose');
  mongoose.connect('mongodb://localhost/medhelp');
  
  var app = express();
  app.use(bodyParser.urlencoded({ extended: true }));
  app.use(bodyParser.json());
  
  app.use('/api/users', require('./routes/user.js'));
  
  app.listen(80, function () {
  	console.log('Server running at port 80');
  });
subject: Fix port