I can help! :D

Okay, so go to the Forum homepage.

Look and click on the red circled link:

Then, hit the plus under the textbox for Hobbies, labeled USER SETTINGS.

Then, go down to the SIGNATURE text box, and enter the code for your signature.

:D

Enter a code that looks like this...

*example*

<a href="http://img107.imageshack.us/my.php?image=jonasbrothersparadedisnho0.jpg" target="_blank"><img src="http://img107.imageshack.us/img107/4210/jonasbrothersparadedisnho0.th.jpg" border="0" alt="Free Image Hosting at www.ImageShack.us" /></a><br /><br /><a href="http://img604.imageshack.us/content.php?page=blogpost&files=img107/4210/jonasbrothersparadedisnho0.jpg" title="QuickPost"><img src="http://imageshack.us/img/butansn.png" alt="QuickPost" border="0"></a>