use CGI qw(:standard);

#do everything

print redirect(
    -url      =>  $redirect_url,
    -cookie   => cookie(
        -name  => 'WHATEVER',
        -value => 'see_NB'
    )
);
[download]

$|=$_="1g2i1u1l2i4e2n0k",map{print"\7",chop;select$,,$,,$,,$_/7}m{..}g