If you want to post an individual picture out of your photobucket album you would copy this code:

[IMG]http://i605.photobucket.com/albums/tt137/jj-mitchell/049.jpg[/IMG]

That code is found underneath each of your pictures and called IMG Code

which will look like this when you paste it into your message:

And if you want to copy a link to the entire album, this is it:

http://s605.photobucket.com/albums/tt137/jj-mitchell/