:-) Your basic smiley. Used to inflect a sarcastic or joking statement.
;-) Winky smiley. User just made a flirtatious or sarcastic remark.
:-( Frowning smiley. User did not like that last statement or is depressed.
:-| Indifferent smiley.
:-o Uh oh!
:-> User just made a really biting sarcastic remark.
>:-> User just made a really devilish remark.
>;-> Winky and devil combined. A very lewd remark was just made.
(-: User is left handed.
%-) User has been staring at a green screen for 15 hours straight.
[:] User is a robot.
8-) User is wearing sunglasses.
8:-) Sunglasses on head.
:-{) User has a mustache.
{:-) User wears a toupee.
:-7 User just made a wry statement.
`:-) User shaved one of his eyebrows off.
O:-) User is an angel (at heart, at least).
:-P Nyahhhh! (Sticking tongue out).
:-D User is laughing at you.
C=:-) User is a chef.
*<:-) User is wearing a Santa Claus Hat.
*:o) Bozo the Clown!
d8= Your pet beaver is wearing goggles and a hard hat.
[:-) User is wearing a walkman.
<:-| User is a dunce.
@:-) User is wearing a turban.
%\v Picasso.
|-O User is yawning/snoring.
:-|| Anger.
:-* Oops!
|-| User is asleep.
:-{} User wears lipstick.
:-x Pucker up!
;-( User is crying.
:-[ Pouting.
:-& User is tongue tied.
8-o Eyes wide with surprise.
8-O "Omigod!!"
:-@ User is screaming.
:^D "Great! I like it!"
:-0 Smiley orator.
:<) User attends an Ivy League school.
+-:-) Smiley priest.
:-< Really sad smiley.
:-? User is a pipe smoker.
8-( Something is really wrong.
:-Q User is a smoker.
*-} "But ossifer, I only had one or tee li'l martoonis..."
B-) Cool guy with shades.
(:-) Messages about bicycle helmets.
:-* User just ate something sour.
<:-) Dumb questions.
:-# User has braces.
:8) Pig.
8() Duck.
:-/ User is skeptical.
B-{= Vampire. Or a beaver. Or maybe just a big dork...
:-[] Jaws of doom.
(-::-) Siamese twins.