一个下载程序，基于 java Swing 和HTTP协议。本版本还不支持FTP下载，有望在以后加入。-a download, based on java Swing and HTTP protocol. This version does not support FTP downloads, expected in the future.

一个网络上传下载器，其中上传的部分是用ftp的功能实现的-From a network download devices, which is used to upload ftp realize the function of the