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.
I'm facing the following problem: we are working on a project which shall contain a tree structure - currently we're using the myfaces tree2 component from apache. Now we shall add AJAX functionality to the tree component, but the only thing I have found on the web is the following page: