1. A document management and viewing system, comprising: a user interface for providing data representing a single composite display image including a plurality of reduced size images of individual pages of a first document and a plurality of reduced size images of individual pages of a different second document and, including at least one indicator identifying a transition between pages of said first and second documents and enabling a user to select and move a page from said first document to said second document; and a document processor for updating stored data representing said first and second documents in response to a command entered using said single composite display image.