heres an explanation of the buttons. i hope the info your looking for is in there. ^^
Account button- you will use this to post art, submit journals, edit your watch list, check your inbox, and account settings. (logout is also located here)
Button to the right of Account button- shows all of your watchers and friends on at the time
Browse button- show all recently posted artwork
Forum button- im not too acquainted with this link so i dont have any info
Clubs Button- view a list of all clubs that have been made(you can find one for just about anything)
Chat button- opens a chatroom window
Now button- shows you the most recent journals, 20 newest members to SA, 20 newest clubs, and most recent images that were given a favorite.
click on the image in the top left corner to go to SA's home page.
ok to put people on your friends list you have to watch them first. and then click on your account button and go down to watch list. open the link and once the page loads youll see a plus icon next to the person that you are watching. just click that and they will be on your friends list.
to make a club click on the club link and youll see a sign on the right that says clubs! cant find the right club? then make your own. click on it and just follow the steps.
hope this helps you out. ^^
Submit Artwork 
Manage Artwork 
Manage Journal 
Messages 
Watch List 
Settings 
Logout 
Upgrade 
Profile
Friends
Shout