function checkFields() {
  Title = document.regform.Title.value;
  FirstName = document.regform.FirstName.value;
  LastName = document.regform.LastName.value;
  MaidenName = document.regform.MaidenName.value;
  FirstYear = document.regform.FirstYear.value;
  LastYear = document.regform.LastYear.value;

  if (Title == "") {
    alert("Please enter a title.");
    regform.Title.focus();
    return false;
  }
  else if (FirstName == "") {
    alert("Please enter your first name.");
    regform.FirstName.focus();
    return false;
  }
  else if (LastName == "") {
    alert("Please enter your last name.");
    regform.LastName.focus();
    return false;
  }
  else if (MaidenName == "") {
    alert("Please enter your last name at graduation.");
    regform.MaidenName.focus();
    return false;
  }
  else if (FirstYear == "") {
    alert("Please enter your first year at BHS.");
    regform.FirstYear.focus();
    return false;
  }
  else if (LastYear == "") {
    alert("Please enter your last or most recent year at BHS.");
    regform.LastYear.focus();
    return false;
  }
  else return true;
}