Please read the topic Avatar.
The procedure is almost same for editing the file.
But the file size can be maximum 560 pixels in width and 150 pixels in hieght. In GIF format.
After saving the file. Please load your image in a Image Hosting site.
http://www.i5.photobucket.com/U have to sign up to use their service. It comes free and sign up is a easy process. The website will guide you through the sign up.
Load your image in the photobucket after signing in. The URL u get by uploading the image should be used in the Profile section.
Always allow HTML:Yes
In the signature section load using the syntax
Click Submit
