用jdom生成xml文件，并通过xls和html两种方式展现通讯录内容-Xml file using jdom generated through xls and html content in two ways to show Address Book

该应用实现了通讯录功能，可以添加、修改、删除联系人。其中用到了对xml文件的操作-The application of the address book function, you can add, modify, and delete contacts. Which used the operation of the xml file