In fact, even if the target of the reverse-engineering is to remodel a system, it must also prototype the migration of some key component to the new architecture to check that it is possible.

To set this up, click on the "Distribute section" in the Configure HTML Prototype dialog (F5) and check the option to generate the CHM file.

For those who are really impatient, and just want to see how the prototype version works, check out all of the pretty screenshots and use-cases in the Ubiquity Tutorial.