How Did You Hear About Us for OSC 2.3.1
for osCommerce Online Merchant v2.3
How Did You Hear About Us add-on originally contributed by hobbzilla (Ryan Hobbs) and updated by others.
V3.0 Updated to work on OSC 2.3.1 by mort-lemur with simplified install instructions all credit to the original authors.
Creates a drop-down box populated by admin entered
(Admin->Customers->Referral) referral sources that prompts the customer where they found out about the site.
Admin can also make this required or not (Admin-Configuration->Customer Details).
Also includes ability to control whether or not an "Other" appears in the dropdown and if so, displays an additional text input box.
Information is then stored in customers_info table for reports and data mining.