Here's a handy cheat sheet for the emoticons supported in Postbox:
| :) | Smile |
| :( | Frown |
| :'( | Cry |
| :-* | Kiss |
| ;) | Wink |
| :-D | Laugh |
| :-! | Foot in mouth |
| :-[ | Embarrassed |
| :-P | Tongue |
| O:-) | Innocent |
| :-X | Lips are sealed |
| 8-) | Cool |
| :-$ | Money mouth |
| :-\ | Undecided |
| =-O | Surprised |