If you're new to the forum world, I doubt that you know how to use any of its functions. This guide will help you how to upload an avatar/signature for your own desire.

To upload/edit your avatar
Click on Edit Avatar Settings in My Controls menu.

Just follow the instruction. You can either upload one to the forum or link it from a website.

If you want to link it from a website, here's an example of a free image webhost: http://www.imageshack.us/

Rules
Your avatar must be no bigger than 200 pixels by 200 pixels in size.
Uploaded avatars from your computer must be no larger than 25 KB.
The following file types are allowed: .gif .jpeg .jpg .png

To upload/edit your signature
Click on Edit Signatures in My Controls menu.

There's a box at the bottom, there you can type in whatever you want. To put an image onto your signature, just type in
CODE
[IMG][/IMG]