function checkform ( form )
{
  // ** START **
  if (form.FName.value == "") {
    alert( "Please enter your first name." );
    form.FName.focus();
    return false ;
  }
    if (form.SName.value == "") {
    alert( "Please enter your last name." );
    form.SName.focus();
    return false ;
  }
    if (form.emailAdd.value == "") {
    alert( "Please enter your email." );
    form.emailAdd.focus();
    return false ;
  }
  // ** END **
  return true ;
}