About getting your avatar, you should go to your
My Control up there, below the board banner. Then go and click
Edit Avatar Settings.Insert your avatar URL in the
Enter a URL to an online avatar image box if you upload your avatar in some images hosting web like
www.photobucket.com or
www.imageshack.com. Just copy paste the link from your hoster into the box. Or you can straight ahead
Upload a new image from your computer from your PC, just click browse there and search for the file you want to be there. :) Thats it how to put your
avatar (a small pic on the left of your post) there. :)
And about signature, you need to upload the image yourself in image hoster web like I mentioned up there.
Just go
My control - Edit signature and copy paste the links you got from your uploaded images to the box there. Like this:
To make your own signature, you need your own design software like Adobe Photoshop or Adobe Illustrator and make it yourself. :)
And if you want an official YUI-Lover avatar and signature set, you could always check out this thread:
http://s14.invisionfree.com/YUI_Lover/index.php?showtopic=65Its free to use. :) Just right click and save as.
Hope it helps you! ;)