设计要点：
建立一通讯录，输入姓名、电话号码、住址等信息，然后对通信簿进行显示、查找、添加、修改及删除。
功能要求
(1) 通讯录的每一条信息包括姓名、单位、固定电话、移动手机、分类（如同事、朋友、同学、家人等）、EMAIL、QQ等。
(2) 输入功能：可以一次完成若干条信息的输入。
(3) 显示功能：完成全部通讯录信息的显示(一屏最多显示10条,超过十条应能够自动分屏显示)
(4) 查找功能：可以按姓名等多种方式查找通讯信息
(5) 增加、删除、修改功能：完成通讯录信息的多种更新(Design points:
Set up an address book, enter the name, telephone number, address and other information, and then display, search, add, modify and delete the address book.
Functional requirements
(1) each information in the address book includes name, unit, fixed telephone, mobile phone, classification (such as affairs, friends, classmates, family, etc.), EMAIL, QQ and so on.
(2) input function: you can complete several information input at one time.
(3) display function: complete all address book information display (one screen up to 10 shows, more than ten should be able to automatically screen display)
(4) search function: you can search the communication information by name and so on
(5) add, delete and modify functions: complete multiple updates of address book information)