邮件管理模块
............\mail
............\....\images
............\....\......\exit.gif
............\....\......\home.gif
............\....\......\lastblk.gif
............\....\......\line.gif
............\....\......\midblk.gif
............\....\......\receive.gif
............\....\......\send.gif
............\....\index.html
............\....\left.jsp
............\....\login.jsp
............\....\logout.jsp
............\....\send.jsp
............\....\sendmail.jsp
............\....\sendmailFile.jsp
............\....\sendmailHTML.jsp
............\....\viewmail.jsp
............\....\viewmailall.jsp
............\....\WEB-INF
............\....\.......\classes
............\....\.......\lib
............\....\.......\...\activation.jar
............\....\.......\...\dsn.jar
............\....\.......\...\imap.jar
............\....\.......\...\mailapi.jar
............\....\.......\...\pop3.jar
............\....\.......\...\smtp.jar
............\....\writemail.jsp
............\....\writemailHTML.jsp