一个好用的按钮类，基于Visual C++6.0编写的，可以实现透明按钮，图标按钮等几乎所有类型的按钮，非常方便易用，内附使用说明。-A handy button class, based on written in Visual C++6.0, you can achieve transparent buttons, icons, buttons, etc. Almost all types of buttons, very easy to use, instructions included.