Version 2.7 compatible with FF 9 and 10 Rated 5 out of 5 stars
You can download the new version from http://www.sendspace.com/file/ycxhtt
I know it would be better to place it directly on this addons site. But it's impossible to take over an existing extension without permission of the original author. The recommended procedure is to create a new extension but I don't have time for this.
Version 2.6 compatible with FF 8 Rated 5 out of 5 stars
You can download the new version from http://www.sendspace.com/file/aajh1l
Version for Firefox 7 available Rated 5 out of 5 stars
I have created version 2.5. It is compatible with FF 7. The problem with transparent background in context menu is fixed and sk-SK localization is added as well. You can download it from http://www.sendspace.com/file/57d4m6