At last something that works pretty well under firefox and with multiple selection possible (using Mootools HtmlTable.Select). There are some problems with IE and Chrome (the position: relative on td elements is not well supported).
Mootools update (1.3)
close#109
Checking limit when creating/updating a mailbox.
Mootools update (1.2.4 now).
Added custom confirmation box using SqueezeBox.
Bugfix: avoid main frame repositionning when loading a SqueezeBox.
Bugfix: update autoreply address alias when modifying an email address.
Antoine Nguyen