unbounce

<script type="text/javascript"> 
  var _ubaq = _ubaq || [];
  _ubaq.push(['trackGoal', 'convert']);

  (function() {
  var ub_script = document.createElement('script');
  ub_script.type = 'text/javascript';
  ub_script.src = 
    ('https:' == document.location.protocol ? 'https://' : 'http://') + 
    'd3pkntwtp2ukl5.cloudfront.net/uba.js';

unbounce

<?php
// This is a sample PHP script that demonstrates accepting a POST from the        
// Unbounce form submission webhook, and then sending an email notification.      
function stripslashes_deep($value) {
  $value = is_array($value) ?
    array_map('stripslashes_deep', $value) :
    stripslashes($value);

  return $value;
}