In your beginning statements:

use strict;
use lib qw(/usr/local/apache/lib/perl);
use CGI qw(:standard);
use CGI::Carp qw(fatalsToBrowser);
use WebDB;
[download]

I am not familiar with WebDB. I usually use DBI and Win32::ODBC when connecting up to a SQL Server (on IIS and Win2000). I have always had good results with that. Is WebDB an alternative to Win32::ODBC?