Node scraper with require.js and cheerio.js

scraper.js

var request  = require('request'),
    cheerio  = require('cheerio');

function scraper(url, cb){
  request(url, function (err, response, body) {
    if (err) {throw err};
    // return the err, the html to be scraped
    cb(err, cheerio.load(body));
  })
}


scraper('http://america.aljazeera.com', function(err, $){
  var headline = $('h1.topStories-headline a').html();
  console.log(headline);
})