I wrote a Hub on the Referral Tracker. http://hubpages.com/community/How-do-I-add-a-link-...
Yes, it's a long address.
I think it's easy to follow. I wrote it up as a six step process, with images.
There are several formats for which page the visitor lands on, which you can associate with your Referral Tracking code.
Ask questions if you have any.