NodeProxy Desk.com implementation

implementation.html

<script>
  function callback() {
    $.widget('desk.contact', $.ui.autocomplete, require('contact'));
    $('.salesforce input').contact({
      category: 'company',
      username: 'username',
      password: 'password',
      clientId: 'SalesforceClientId',
      clientSecret: 'SalesforceClientSecret',
      mapping: {
        'first_name': 'FirstName',
        'last_name': 'LastName',
        'company': 'Account.Name',
        'title': 'Title',
        'industry': 'Account.Industry'
      }
    });
  }

  (function(d, src, id, callback) {
    if (d.getElementById(id)) return callback ? callback() : null;
    var s, ref = d.getElementsByTagName('script')[0];
    s = d.createElement('script'); s.id = id; s.async = true;
    s.src = src; ref.parentNode.insertBefore(s, ref);
    s.onload = s.onreadystatechange = function(e, isAbort) {
      if (!isAbort && callback && (!s.readyState || /loaded|complete/.test(s.readyState)))
        callback()
    }
  }(document, '//nodeproxy.herokuapp.com/assets/desk.js', 'salesforce-jssdk', callback));
</script>