[DAISY] Comment added to Union widget

[daisy]

A comment has been created.

http://cocoon.zones.apache.org/daisy/documentation/741.html

Document ID: 741
Name: Union widget
Branch: main
Language: default

Created by: David Legg
Created on: 9/16/09 8:16:44 AM
Visibility: public

I have added the missing fd:widgets tags.
On another note I am uncomfortable with multiple id attributes having the same 
value. I know there is nothing 'special' about id in XML but it would be wrong 
in an XHTML document.