Electronic documents allow vast quantities of information to be stored, accessed, updated, manipulated, interchanged, reused, archived, and much more.

Electronic Documents have become a necessity as the US Navy discovered: they were unable to store on aircraft carriers the volumes of paper manuals needed to maintain the carrier.

But electronic storage is not sufficient. Techniques are necessary to manage electronic documents and to transmit them from one platform to another.

This need to manage documents has led to new notions of what a document is. The Structured Document model, as well as Hypertext and Hypermedia models, are all ways of managing documents.

What do these buttons mean?