32. The system of claim 1 , wherein the data structure comprises: a) one or more first fields that store a first list of digital media elements information; b) one or more second fields that store annotation information; and c) one or more third fields that store paragraph information.
32. The system of claim 1 , wherein the data structure comprises: a) one or more first fields that store a first list of digital media elements information; b) one or more second fields that store annotation information; and c) one or more third fields that store paragraph information. 35. The system of claim 32 , wherein the first list of digital media elements information includes actual digital media data, a storage location of the digital media data, or both the actual digital media data and the storage location of the digital media data.