如何确定当前屏幕分辨率，对初学者很有帮助-how to determine the current screen resolution, useful for beginners

vb环境下实现的屏幕保护程序，适合vb编程初学者学习和适应vb环境的一个比较有趣的小应用。-screen saver vb environment, suitable for the vb programming beginners learn and adapt to the vb environment a more interesting applications.