:-)  :)  :->  :>

Smiling, happy faces;
showing happiness, or for comments not intended to be taken seriously.

:-(  :(  :-<  :<

Sad, disappointed faces.

;-)  ;)  ;->  ;>

Winking happy faces; for comments said tongue-in-cheek.

:-p  :-P

Faces with tongues stuck out at you.

8-)  8)  B-)  B)

Smiling faces from someone who wears glasses or sunglasses,
or has a wide-eyed look.
The "glasses" can also be used in the emoticons:  8-(  8-p

>:-)

A devil with a grin; for those devilish remarks.

O:-)

An angel with a halo; for those innocent remarks.

<:-)

Wearing a dunce's cap; for those stupid questions.

m(_ _)m

Deep bow used for apologizing or expressing thanks
(viewed from the front).

<<<<(:-)

The message is from a hat seller.

%-^

The message is from a Pablo Picasso fan.