Originally Posted by Cristiano

Custom Smilies:
While SLU has a large selection of smilies to choose from, you can also add your own private collection of them. To upload your own smilies, go to User CP and select Manage Custom Smilies from the menu - it is in the Miscellaneous group near the bottom. To use a custom smiley in your post, click the Custom link at the top of the smilies list - it will popup and allow you to pick the smiley you want to add by clicking on it. There are no text shortcuts for them. You can add up to 150 custom smilies.