1/**
  2 * @output wp-includes/js/zxcvbn-async.js
  3 */
  4
  5/* global _zxcvbnSettings */
  6
  7/**
  8 * Loads zxcvbn asynchronously by inserting an async script tag before the first
  9 * script tag on the page.
 10 *
 11 * This makes sure zxcvbn isn't blocking loading the page as it is a big
 12 * library. The source for zxcvbn is read from the _zxcvbnSettings global.
 13 */
 14(function() {
 15  var async_load = function() {
 16    var first, s;
 17    s = document.createElement('script');
 18    s.src = _zxcvbnSettings.src;
 19    s.type = 'text/javascript';
 20    s.async = true;
 21    first = document.getElementsByTagName('script')[0];
 22    return first.parentNode.insertBefore(s, first);
 23  };
 24
 25  if (window.attachEvent != null) {
 26    window.attachEvent('onload', async_load);
 27  } else {
 28    window.addEventListener('load', async_load, false);
 29  }
 30}).call(this);
 31