Fetching the top colourlovers.com palettes with NodeJS

gistfile1.js

var http = require('http');

var numResults = 3,
    numIteration = 3;

function fetchColors(offset, numResults, successHandler) {

  http.get({
    host: 'www.colourlovers.com',
    port: 80,
    path: '/api/palettes/top?format=json&numResults=' + numResults + '&resultOffset=' + offset
  }, function(res) {

    var body = "";

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

    res.on('end', function () {
      successHandler(JSON.parse(body));
    });
  }).on('error', function(e) {
    console.log("Got error: " + e.message);
  });
}


var i = 0;

function doIteration() {

  fetchColors( i * numResults, numResults, function (items) {
    items.forEach( function (item) {
      console.log(item.title);
      console.log(item.colors);
    });
    if (i < numIteration) {
      i++;
      doIteration();
    }
  });
}

doIteration();