gistfile1.js

<iframe id="RSIFrame" name="RSIFrame" scrolling="no"  width="305" height="280" allowTransparency="true" frameborder="0" marginheight="0" marginwidth="0"></iframe>
<script type="text/javascript" src="styles/jquery-1.8.2.min"></script>
<script type="text/javascript">
$(document).ready(function() {
    var currentUrl= window.location.pathname;
    var iframe = document.getElementById("RSIFrame");
    var currentPathname = iframe.src
    $.ajax({
        url: "https://forms.netsuite.com/app/site/crm/externalleadpage.nl",
        method: "GET",
        data: { compid: "970205",
                formid: "303",
                h: "6938e458becd17ca28a8",
                custentity_last_url: currentPathname}});
});
</script>