function reviews_make_validate(f) {
  if((f!=null)&&(f.make!=null)) { 
    if(f.make.selectedIndex > 0) {
      appendToAction(f, f.make);
      if((f.model!=null) && (f.model.selectedIndex > 0))
        appendToAction(f, f.model);     
      if((f.year!=null) && (f.year.selectedIndex > 0))
        appendToAction(f, f.year);      
      return true;
    }
    else {
      alert("Please select a make from the list and try again!");      
    }
  }
  return false;
}

function reviews_consumer_validate(f) {
  return reviews_make_validate(f);
}
function reviews_bymake_validate(f) {
  return reviews_make_validate(f);
}