my $message = '';

if ( $char_keywords > 950 ) {
  $message = "You had $char_keywords chars. Max is 950";
}

if ( failrepeattest() ) {
  $message .= '<br />' if $message;
  $message .= 'Repeated keyword error message.';
}

if ( $message ) {
  print qq(<td><font color="red">Keywords: </font></td>);
  print qq(<td><font color="red">$message</font><br>);
} else {
  print qq(<td>Keywords: </td>);
}