57. The process of claim 56, wherein the document is a digital document having fixed text content and fixed structure defined by descriptive markup defining a plurality of hierarchical elements providing an indication of structure of the digital document.
57. The process of claim 56, wherein the document is a digital document having fixed text content and fixed structure defined by descriptive markup defining a plurality of hierarchical elements providing an indication of structure of the digital document. 58. The process of claim 57, wherein the step of combining includes: transforming the selected portion of the document according to the structure of the document.