This is the site icon legend:
Morrowtheme:
Unread Announcement
Announcement
Read Forum
Forum
Unread Sticky Thread
Sticky Thread
Unread Thread
Thread
Popular Thread
Locked Thread
Thread You Have Posted In
Moved Thread
Linked Thread
Daedric:
Unread Announcement
Announcement
Read Forum
Forum
Unread Sticky Thread
Sticky Thread
Unread Thread
Thread
Popular Thread
Locked Thread
Thread You Have Posted In
Moved Thread
Linked Thread
I will post more as I finish them.