Creating watermark with transparency on jpeg using PIL?

I have been trying to add a watermark to a jpeg using PIL, but the watermark has a black box around it. I looked at http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/362879 and http://mail.python.org/pipermail/python-list/1999-May/003369.html but I think these only refer to gif or png.

Re: Image orientation and color information with PIL?

Jeff, this was exactly what I was looking for. I wrote a script with this code and it worked perfectly. Thanks Ty -- http://mail.python.org/mailman/listinfo/python-list

need help with nullmailer-inject in python cgi script to send attachements ?

Due to the restrictions I have at my host, I cannot use smtplib in my email cgi script. They gave me a script they use that calls nullmailer-inject. I am trying to figure out how to add the ability to send attachments via the nullmailer-inject call. I could not find much documentation on

Re: need help with nullmailer-inject in python cgi script to send attachements ?

Thank you Denis Ty -- http://mail.python.org/mailman/listinfo/python-list