function validate(form) {
  result = (form.name.value != "") && (form.review.value != "");
  if (!result) alert('You must enter your name and a review');
  return result;
}


function validate2(form) {
  result = (form.Name.value != "") && (form.Country.value != "") && (form.Review.value != "");
  if (!result) alert('You must enter your name, country and a review');
  return result;
}