本程序允许用户导入一个指定的xml文档 然后通过一个文本框，查找xml...

代码说明：

本程序允许用户导入一个指定的xml文档 然后通过一个文本框，查找xml-This demo allows the user to load and parse a specified XML document. Then, through a text box the user can navigate and manipulate the tree. This is both a useful example of how to walk the XML tree using the XML Object Model and a useful tool for learning the XML Object Model.