=head1 FUNCTIONS
=over 2
=cut
=item pagination_bar
return;
}
=item output_and_exit
output_and_exit( $query, $cookie, $template, $error );
$error is a blocking error like biblionumber not found or so.
We should output the error and exit.
sub output_and_exit {
my ( $query, $cookie, $template, $error ) = @_;
$template->param( blocking_error => $error );
-