Help with Jewish Art information?

I'm writing a paper, and in my paper I have to include facts about Jewish artwork. I was wondering if someone could give me some information, along with websites, that talks about the history of Jewish art, its restrictions on what can or cannot be done, if it has to portray something specific, different types... show more I'm writing a paper, and in my paper I have to include facts about Jewish artwork.
I was wondering if someone could give me some information, along with websites, that talks about the history of Jewish art, its restrictions on what can or cannot be done, if it has to portray something specific, different types of art, and so on.
Update: P.S. It would be best if the sources were non-wikipedia related.