界面完全参考天空软件站（skycn.com），功能强大，二级分类，以最新版本的冰冰下载系统为内核，性能稳定，可以做大型下载站点，emuch（emuch.net）修改。-interface software sky full reference station (skycn.com), a powerful, two classifications, the latest version of the frozen download system kernel, stable performanc

用XML和TreeView实现无限分类的递归调用，主要是用在管理系统下面的。利用frame框架做的一个小示例-Using XML and TreeView classification unlimited recursive calls, is mainly used in the management of the system below. Framework for the use of frame to do a small sample