说明：  程序演示了在VB种用XML对象读取远程网页的代码。 并通过HTMLDocument分析出网页的文本内容。 再通过分行识别处理的方法提取出所需要的网页数据。
(Demonstration program in VB using XML object of a remote web page to read the code. HTMLDocument analysis through the text of a page. Through the branches to identify ways to deal with the need to extract the data page.)