Fetches a XML file and iterates of price elements - node.js + jquery

xmlTest.js

var fs = require('fs'), util = require('util'), 
    jsdom = require('jsdom'), http = require('http');

var jQueryHome = '/home/woidda/libs/js/jquery-1.4.2.min.js';

var xmlFileUrl = 'http://www.w3schools.com/xml/plant_catalog.xml';
var host = 'www.w3schools.com';

var client = http.createClient(80, host);

var request = client.request('GET', xmlFileUrl,
  {'host': 'www.w3schools.com'});

request.on('response', function (response) {
  response.setEncoding('utf8');
  var body = '';
  
  response.on('data', function (chunk) {
    body += chunk;
  });

  response.on('end', function(){
    var window = jsdom.jsdom().createWindow();
    
    jsdom.jQueryify(window, jQueryHome, function () {
       var sumOffPrices = 0;
       window.jQuery(body).find('PRICE').each(function () {
          var priceString = window.jQuery(this).text();
          var price = parseFloat(priceString.substr(1, priceString.length));
          sumOffPrices += price;
       });
       console.log(sumOffPrices);
    });
  });
});
request.end();

// file based version - store the xml file in the folder with the script or alter path accordingly 

/*
fs.readFile('plant_catalog.xml', 'UTF-8', function(err, chunk){
   if(err) throw err;
   var window = jsdom.jsdom().createWindow();  
   jsdom.jQueryify(window, jQueryHome, function () {
       var sumOffPrices = 0;
       window.jQuery(chunk).find('PRICE').each(function () {
          var priceString = window.jQuery(this).text();
          var price = parseFloat(priceString.substr(1, priceString.length));
          sumOffPrices += price;
       });
       console.log(sumOffPrices);
    });
});
*/