Rated 5 out of 5 stars

A version which is compatible with FF 3 can be found here: http://forum.addonsmirror.net/ext/extfirefox/Download_Manager_Tweak_0.7.2b.xpi

Just changed the version number to 0.7.2.b solved the Bug ... Hope you like it!

This review is for a previous version of the add-on (0.7.2).