docbook-mode.el (aka: DocBook IDE) is an emacs major mode for editing
DocBook documents.  DocBook IDE features:

*) Font lock highlighting for DocBook elements and attributes
*) 'docbook-complete' function for inserting elements and attribute
   names
*) 'docbook-insert-tag' function for inserting matching start- and
   end-tags
*) Automatic insertion of element context (e.g. firstname and surname
   in author)
*) Automatic completion of end-tags
*) Comprehensive abbreviations table for further ease of typing

WWW:	http://nwalsh.com/emacs/docbookide/