<!--
function validateForm() {
  
  if (document.preReg.forename.value=="") {
  alert('Please supply First Name.');
  document.preReg.forename.focus();
  return false;
 }
  if (document.preReg.surname.value=="") {
  alert('Please supply Last Name.');
  document.preReg.surname.focus();
  return false;
 }  
 if (document.preReg.postcode.value=="") {
  alert('Please supply postcode.');
  document.preReg.postcode.focus();
  return false;
 }
 if (document.preReg.email.value=="") {
  alert('Please supply email.');
  document.preReg.email.focus();
  return false;
    }  
  if (document.preReg.address.value=="") {
  alert('Please supply address number.');
  document.preReg.addres.focus();
  return false;
  }  
  if (document.preReg.town.value=="") {
  alert('Please supply town.');
  document.preReg.town.focus();
  return false;
      }  
  if (document.preReg.county.value=="") {
  alert('Please supply county.');
  document.preReg.county.focus();
  return false;
 }  
   if (document.preReg.telephone.value=="") {
  alert('Please supply phone number.');
  document.preReg.telephone.focus();
  return false;
 }  
 if (document.preReg.DOB.value=='') {
  alert('Please select Date');
  return false;
    } 
	 if (document.preReg.month.value=='') {
  alert('Please select month');
  return false;
    } 
	if (document.preReg.year.value=='') {
  alert('Please select year');
  return false;
    } 
  if (document.preReg.centre.value=='') {
  alert('Please select centre');
  return false;
   }}
 //-->