Mozilla Extension HCalendar Version 1.0.5.10 is released.

1.0.5.10
    - Support Thunderbird 5.*
    - Fixed "transparent menu" issue in Thunderbird

can be downloaded from hcalendar google project.

Hebrew Calendar Extension

Mozilla Extension HCalendar Version 1.0.5.09 is released.

1.0.5.09
    - Support Mozilla Firefox 5.*, 6.*.
    - Added Oslo, Stockholm and Helsinki.


can be downloaded from hcalendar google project.

Hebrew Calendar Extension