MktoForms2 :: LinkedIn Autofill

HTML

<script type="IN/Form" 
  data-form="#mktoForm_169"
  data-field-lastname="LastName" 
  data-field-email="Email"
  ></script>
<script src="//app-sj01.marketo.com/js/forms2/js/forms2.min.js"></script>
<form id="mktoForm_169"></form>
<script>MktoForms2.loadForm("//app-sj01.marketo.com", "410-XOR-673", 169,
    function(form) {
        var linkedInOptions = "\n\
            api_key: 757smum0z4yd79\n\
            noAuth: true\n\
            lang: en_US\n";
        var linkedInAPI = document.createElement('SCRIPT');
        linkedInAPI.src = "//platform.linkedin.com/in.js";
        try {
            linkedInAPI.appendChild(
                document.createTextNode(linkedInOptions)
            );
        } catch(e) {
            linkedInAPI.text = linkedInOptions;
        }          
        document.querySelector('HEAD').appendChild(linkedInAPI);
    }
    
    )
</script>