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.
Formatting is more to do with your helper functions that are available for your application rather than JSP. You can create a amount formatter method in a singleton helper class(that has other formatting functions aswell) and access that method from JSP. The method is obviously static. Kishore.