This week's book giveaway is in the OCPJP forum. We're giving away four copies of OCA/OCP Java SE 7 Programmer I & II Study Guide and have Kathy Sierra & Bert Bates on-line! See this thread for details.
The client browser must be able to request the jar from a publicly available URL so WEB-INF won't work. Look into specifying a BASE tag in the HTML head area to tell the browser where to look - also good for image data in pages created by a servlet. Bill