todo: Setting up reusable library.
todo: HTML rendering experiment.
todo: load / save
todo: do it button


screen structure
- left pane
-- Essay Galley (with scroll bar)
- right pane
-- Tools
-- Canvas
-- Control, etc.

frame in css
- http://www.dynamicdrive.com/style/layouts/category/C11/P0/
- http://www.webreference.com/programming/css_frames/
- http://phpspot.org/blog/archives/2006/09/css_9.html
- http://daikin.ddo.jp/kikaku/2004css_frame.html