File list (Check if you may need any files):
SendMail
........\build
........\.....\web
........\.....\...\index.jsp
........\.....\...\JBoss4.dpf
........\.....\...\META-INF
........\.....\...\........\MANIFEST.MF
........\.....\...\WEB-INF
........\.....\...\.......\classes
........\.....\...\.......\.......\servlet
........\.....\...\.......\.......\.......\JavaMailServlet.class
........\.....\...\.......\.......\util
........\.....\...\.......\.......\....\Util$1.class
........\.....\...\.......\.......\....\Util.class
........\.....\...\.......\jboss-web.xml
........\.....\...\.......\lib
........\.....\...\.......\...\mail.jar
........\.....\...\.......\web.xml
........\build.xml
........\dist
........\....\SendMail.war
........\nbproject
........\.........\ant-deploy.xml
........\.........\build-impl.xml
........\.........\genfiles.properties
........\.........\private
........\.........\.......\private.properties
........\.........\.......\private.xml
........\.........\project.properties
........\.........\project.xml
........\setup
........\.....\jboss-ds.xml
........\.....\jboss4-netbeans-destinations-service.xml
........\src
........\...\conf
........\...\....\MANIFEST.MF
........\...\java
........\...\....\servlet
........\...\....\.......\JavaMailServlet.java
........\...\....\util
........\...\....\....\Util.java
........\test
........\web
........\...\index.jsp
........\...\WEB-INF
........\...\.......\jboss-web.xml
........\...\.......\web.xml