var EvriShortener = (function ($) {
  return {
    shortenUrl: function (url) {
      var rawResult = $.ajax({
        async: false,
        url: '/shortener/redirects',
        data: { redirect_url: url },
        type: "POST"
      }).responseText;

      var responseJson = eval("(" + rawResult + ")");

      return responseJson.link; 
    }
  };
})(jQuery);