// FORM VALIDATION
<!-- Begin
function checkFields() {
missinginfo = "";
if (document.download.x_fullname.value == "") {
missinginfo += "\n     -  Full Name";
}
if (document.download.x_email.value == "") {
missinginfo += "\n     -  Email Address";
}
if (document.download.x_postal.value == "") {
missinginfo += "\n     -  Zip / Postal Code";
}

if (missinginfo != "") {
missinginfo ="Provided information for the following field(s):\n" +
missinginfo;
alert(missinginfo);
return false;
}
else 
  document.download.submit();
  window.location.href = window.location.href
  return true;
}
//-->