This week's book giveaway is in the OCMJEA forum. We're giving away four copies of OCM Java EE 6 Enterprise Architect Exam Guide and have Paul Allen & Joseph Bambara on-line! See this thread for details.
"main" is a method called when Java classes are invoked using the "java" executable. Since servlets and JSPs are invoked by the servlet container through the lifecycle methods defined in the Servlet interface, there is no place for it.