.................................................93.1.13.1.23.23.3第4章4.14.24.34.44.54.6模块划分.........................................................................9系统流程.........................................................................9
系统E-R图.............................................................................10数据库设计................................................................................12系统详细设计与实现............................................................16用户登录模块.........................................................................16通讯录模块.............................................................................17记事本模块.............................................................................18收藏夹模块.............................................................................19储藏箱模块.............................................................................20管理员管理模块................................................