function validateEnquiry()
{
  canContinue = true;

  canContinue = canContinue && checkElement(document.getElementById('name'));
  canContinue = canContinue && checkElement(document.getElementById('email'));
  canContinue = canContinue && checkElement(document.getElementById('enquiry'));
  canContinue = canContinue && checkElement(document.getElementById('detail'));

  return canContinue;
}