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.
Again, it is unnecessary to store a reference to the servlet context -- it can easily be obtained from any request. It's also considered poor practice to override init(ServletConfig); you should be overriding init() (the one with no parameters).