Tailoring Norton Firewall 2003/4

When the browser links to the form handling routine, the latter checks that the visitor is genuinely coming from the www.sfhg.org.uk site. By default, Norton Internet Security (NIS) and Norton Personal Firewall (NPF) block this information. To allow referer information to be passed, you must create a rule for it.

Instructions can be found here.

You probably need to reboot, or restart Norton, before the change becomes effective