<qoute>The trouble with downloading an API is that this requires you to make
changes to the setup of the actual server.</qoute>
I must say I do not totally agree. I imported two files (mail.jar and
activation.jar) in a java-agent and voila, works like charm.
I am now fully able to generate MIME messages with all different kind of
objects (HTML with inline images and attachements). Had to use this 'cause a
customer wanted his emails to look like his letters (including companylogo,
crazy or not).
Let me know if you like an example! It works both as front-end and back-end