code: function load(url) {
    var req = new XMLHttpRequest();
    req.open('GET', url, false);
    try {
      req.send();
      if (req.status === 0 || req.status === 200) {
        return req.responseText;
      }
    } catch (e) {}
    throw new Error('unable to load url ' + url);
  }
docs: TODO: just use the jQuery thing