This paper describes how to use CrobotInternet and date/time schedule as well as multi thread programming to dynamically monitor several web pages, and presents material processes of completing the program in VC++6.0

• 本文主要介绍了如何运用VC + +扩展类CrobotInternet；以及多线程和日期 /时间调度方式 ；实现多网站内容更新的一种动态监控方法 ；并给出了在VC + + 6.；0平台上的程序实现