if ( $sortfield eq 'year' ) {
$yearsort = 'year';
}
( $items, $totitems ) = GetShelfContents( $shelfnumber, $shelflimit, $shelfoffset );
( $items, $totitems ) = GetShelfContents( $shelfnumber, $shelflimit, $shelfoffset, $sortfield eq 'year' ? 'copyrightdate' : $sortfield );
for my $this_item (@$items) {
my $biblionumber = $this_item->{'biblionumber'};
my $record = GetMarcBiblio($biblionumber);
-