Hi,
You just need to change
$popularcategory .= "<a href='$url'>$name</a><br>";
to
$popularcategory .= qq~<a href="$CFG->{db_cgi_url}/jump.cgi?ID=$id">$name</a><br>~;
You just need to change
$popularcategory .= "<a href='$url'>$name</a><br>";
to
$popularcategory .= qq~<a href="$CFG->{db_cgi_url}/jump.cgi?ID=$id">$name</a><br>~;