Yes, the tool was designed specifically for AWeber. The site has two articles that relate to it:
The "Posting to an Off-Site Page in DotNetNuke" article explains how the tool works:
http://www.nerdymusings.com/LPMArti....asp?ID=20 The "Embedding Forms in an ASP.NET Web Page" explains the theory behind the process and shows how you can apply it to any situation where you need to post a form to a web site hosted elsewhere (e.g. for PayPal buttons).
http://www.nerdymusings.com/LPMArti....asp?ID=27 If you still have questions or need additional help, please post it through the contact page on the Nerdy Musings site so I'll be sure to get it. I only saw your query here because of a Google Alert.
Thanks,
James Byrd
Contributing Editor
NerdyMusings.com