What do those icons mean exactly?

[Mousie]

Here's a quick run down
If you see:

Within the forum
Queen Beryl - Thread is locked, Thread is locked and sticky
Kakyuu - Thread is sticky only
Moon rod - Thread is an announcement
Sleeping Artemis - No new posts
ChibiChibi - New posts
Sprites - Under your username, the roles(s) you are playing

Above the forum
Queen Serenity - Home
Sailor Mercury - Help
Deep Aqua Mirror - Search
Palla Palla - Memberlist
Luna - Calender (check it out to post for important birthdays!!!
Diana - Register
Cere Cere - Your board profile
Sailor Venus - Chat (not working yet)
Jun Jun - Login
Ves Ves - Logout
Iron Mouse - Admin functions

Graphics at the top and bottom of the page
~these will take you back to the main forum page

Every once in a while check your profile....you might find something fun!

[HarukaTenoh]

Yes, I'm quite amused by Christmas Tree Beryl. *shimmies* ;D

[bunny]

Better Christmas Tree Beryl than MiniTux. -_-'

...actually, MiniTux should be the label applied to people who join but never post. *nods decisively*

[Mousie]

Oh, you mean Tux's Little Brother? People who never post don't get a fun name but I'll put Tux's Little Brother in.