邮件发送系统主要由【重新登录】、【邮件群发】、【添加好友】、【查看好友】、【查看邮件信息】、【查看紧急邮件】等模块组成，进入邮件发送系统后，可将全部好友的Email添加到该程序里，使发送信息时能进行多个发送，无需每人都要发送一次邮件。-Mailing system mainly by the "login", "mail group", "add buddy", "see friends", "check E-mail information", "view emergency E-mail 】