if ($query{submit} eq "PDF") {
        open STDOUT, ">tempfile.html" or graceful_exit("can't open file");
    }


##</code><code>##

if ($query{submit} eq "PDF") {
        open OUTPUT, ">tempfile.html" or graceful_exit("can't open file");
    } else {
          open OUTPUT, '>STDOUT';  # I know this is wrong
}