■拡張機能その2
JSActions K
https://addons.mozilla.org/firefox/addon/jsactions_k/
Custom Buttons
https://addons.mozilla.org/firefox/addon/custom-buttons/
Custom Buttons フォーラム
http://custombuttons.sourceforge.net/forum/
keyconfig 20080929 ･ mozillaZine Forums
http://forums.mozillazine.org/viewtopic.php?t=72994
userChromeES
https://addons.mozilla.org/firefox/addon/user-chrome-es/

■firefox用スクリプトアップローダー | uploader.jp
https://u6.getuploader.com/script/