natives.js

;(function() {
  function getNatives(objects) {
    if (typeof objects === 'string') {
      objects = [objects]
    }

    var natives = {}
    if (objects.length) {
      var iframe = document.createElement('iframe')
      iframe.style.display = 'none'
      iframe.src = 'javascript:false'
      document.getElementsByTagName('script')[0].parentNode.appendChild(iframe)

      for (var i = 0; i < objects.length; i++) {
        natives[objects[i]] = iframe.contentWindow[objects[i]]
      }
      iframe.parentNode.removeChild(iframe)
    }
    return natives
  }

  module.exports = getNatives;
})();

[![Analytics](https://ga-beacon.appspot.com/UA-89789001-2/natives)](https://github.com/igrigorik/ga-beacon)