 <!--

 function validateFormSubscribe() {
  var submitFormSubscribe = true;
  var errors = "To subscribe please enter your name and email address.";


  if (document.form_subscribe.first_name.value == "") {
   errors += "";
   submitFormSubscribe = false;
   }
 
 
   if (document.form_subscribe.useremail.value != "") {
    if ((document.form_subscribe.useremail.value.indexOf("@") == -1) ||
 (document.form_subscribe.useremail.value.indexOf(".") == -1)) {
     errors += " That doesn't appear to be a valid email address.";
     submitFormSubscribe = false;
    }
   } else {
    errors += "";
    submitFormSubscribe = false;
   }
 
   if (document.form_subscribe.email.value !== "") {
   errors += " The authentication field should be left blank";
   submitFormSubscribe = false;
   }
 
 
   if (!submitFormSubscribe) {
    errors += "";
    alert(errors);
   }
 
   return submitFormSubscribe;
 
  }
 
  // -->