This app demonstrates how to create a whiteboard drawing utility that works across the internet. For the purposes of demonstration the app runs two instances. When you draw on one you can see what is drawn appear on the other.
来源: http://www.freevbcode.com/ShowCode.Asp?ID=766
这个app演示了如何生成一个通过网络工作的白色书写板绘制工具。为了达到演示目的这个app运行了两个实例。当你在一个上绘制时你能看到你所绘制的东西出现在另一个上面。