You might try these for info

http://

http://www.music-law.com/workforhire.html

and

http://www.aw-wrdsmth.com/FAQ/work_for_hire.html

for the contract.

You should probably contact a lawyer to look over any contract BEFORE you submit it since simple changes in the wording can effect the contract's meaning. When dealing with contracts it is always a good idea to get someone with a legal background involved.

-TOM-

Hope this helps.