7. The method of claim 5 , further comprising: in response to a first user selection of the first chunk, launching a first document display window in the application user interface and displaying therein a first document that includes the first chunk in its native display format; and in response to a second user selection of the second chunk, launching a second document display window in the application user interface and displaying therein a second document that includes the second chunk in its native display format; wherein the first document and the second document have different native display formats.
8. The method of claim 7 , further comprising: in response to a user request to duplicate a segment of the first document from the first document display window into the document authoring window, generating therein an instance of the segment of the first document in its native display format; and in response to a user request to duplicate a segment of the second document the second document display window into the document authoring window, generating therein an instance of the segment of the second document in its native display format.