This week's book giveaway is in the OCAJP forum. We're giving away four copies of Programmer's Guide to Java SE 8 Oracle Certified Associate (OCA) and have Khalid A Mughal & Rolf W Rasmussen on-line! See this thread for details.
Servlets may be supported. They were sort-of supported in most netscape servers, but all Netscape servers before iPlanet have a very dubious implementation which hasn't tracked the Servlet API, so it's most common to use a plug-in Servlet container such as JRun or WAICoolRunner.