Review for Mailbox Alert by The_Fred
Rated 4 out of 5 stars
Works fine EXCEPT when editing the Mailbox Alert List, if the list gets longer than the screen height there's no scroll and resize doesn't work. The OK button scrolls off the bottom and the list can't be edited anymore.
This review is for a previous version of the add-on (0.21).To create your own collections, you must have a Mozilla Add-ons account.