<script>
// Initialize variables from Visit/Visitor if needed
var c3 = Visit.customAttributes.c3;
var ifrm2 = document.createElement('iframe');
ifrm.setAttribute('id', 'ifrm2');
document.body.appendChild(ifrm2);

// Assign src url
ifrm2.setAttribute('src', 'https://www.pldm3fj.com/?nid=2081&aid=3&adv_event_id=9&transaction_id'+c3);
</script>