# Suite 330, Boston, MA 02111-1307 USA
use strict;
+use warnings;
# standard or CPAN modules used
use CGI;
my $input = new CGI;
my $biblionumber = $input->param('id');
my $importid = $input->param('importid');
-my $view = $input->param('viewas');
+my $view = $input->param('viewas') || 'marc';
my ( $template, $loggedinuser, $cookie ) = get_template_and_user({
template_name => "opac-showmarc.tmpl",