Downloadable Quick Fix Version Rated 5 out of 5 stars

I like this application.
Quick hack version will be able to work on FF6 and TB6:
http://www.sofken.com/quicknote-0.6.0.8JP-fx+tb6_fx6.xpi

This review is for a previous version of the add-on (0.6.0.10.1-signed). 

Rated 4 out of 5 stars

Also confirmed version with Firefox 5.0(Japanese) is the followings:

http://www.sofken.com/quicknote-0.6.0.8-fx+tb_fx5.xpi

This review is for a previous version of the add-on (0.6.0.8.1-signed).