title: How to add classes in web.xml?
body: <p>I made a login form with this lesson: <a href="http://bit.ly/eEcVrE" rel="nofollow">http://bit.ly/eEcVrE</a></p>
  
  <p>I install tomcat and mysql, create database and tables. But i cant understanding web.xml.
  Advise how to fill it, or give references to tutorials about web.xml</p>
  
  <p>Login.jsp starts, but an error when i fill field username and password: The requested resource (/project1/LoginServlet) is not available.</p>
  
  <p>sorry for very-very stupid question, but i really dont know what do. and sorry for bad english.
  Thanks.</p>