56. A process for making a digital information product comprising computer data signals defining a digital form of a digital document, wherein the document can be one of several different types and with varying content, the process comprising: sending a request for at least part of a document; accessing a definition of additional content for a type of the document; generating an additional content component according to the definition of additional content for the type of the document; receiving a selected portion of the content of the document, the portion having been selected in accordance with the request; combining the additional content component with the content of the portion of the document to obtain a digital form of the document, and encoding the digital form in a computer data signal.
63. The process of claim 56, wherein the step of combining includes transforming the selected portion of the document according to environmental information of a computer which sent the request.