在线书城系统。jsp+javabean+db。分为前台书城，和后台管理。界面采用模块化设计，例如每个jsp页面头部都是include了head.inc。分层清楚，标准mvc。-Online bookstore system. jsp+javabean+db. Divided into foreground bookstores Admin. The interface is modular in design, for example, each jsp page head include th