用vc++制作一个对位图按钮进行对应的小程序，并将位图显示在应用程序窗口中。意思是，打开程序窗口，点击上部的位图按钮，点哪个，哪个就会在窗口的主体区显示出来，一一对应，不知这种功能有什么用，放上来，有需要的朋友有空了看看。-With vc++ create a bitmap button corresponding to a small program and bitmap displayed in the application window. Mean, open the program window, click the button on top of the bitmap, which points, which will be the main area of ​ ​ the window is displayed, one to one, I wonder what' s the use of this function, impress, a friend in need when you have time look.