Yes, those and the poll bar images. There may be others, I didn't look any further.
As for copyright, if you have a website, then maybe that, though that's only really worthwhile if you intend to keep the website for a lengthy period of time, and as I noticed that you're on free hosting, chances are you'll want to move at some point. Or you could just put your name and have no link. I really wouldn't recommend putting an email address, as that would cause unbelievable amounts of spam to head your way
As I said, though, you don't have
to put anything, it just depends how possessive you are
Oh, and I hope that when the Styles DB is fully restored and accepting submissions that you'll consider adding it. It would be a very nice addition
But, again, you do not have to if you don't want to