if (defined $visitlog{$newipadd}) {
  # maybe check $USER_AGENT && $othrsave stuff to examine
  # if anything further about unique proxy users can be determined
  #failure code && error mesg
} else {
  # maybe check $USER_AGENT && $othrsave stuff to further
  # determine if the user is attempting to revote.
  #process vote && success mesg
  $visitlog{$newipadd} = "$USER_AGENT" . $othrsave;
}