$template->param( uncertainprices => 1 );
}
$line->{tax_rate} = $line->{tax_rate_on_ordering};
$line->{tax_rate} = $line->{tax_rate_on_ordering} // 0;
$line->{tax_value} = $line->{tax_value_on_ordering};
$line->{tax_value} = $line->{tax_value_on_ordering} // 0;
push @books_loop, $line;
-