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.
Java web start is a helper application that gets associated with the web browser. We need to write a JNLP(Java Network launching protocol) file that when user clicks launches the web start which reads from the file and downloads and runs the application.
This application provides users launching the application by a simple click on the JNLP file. Rest is taken care by JAVA WEB START.