学习Windows编程的同志一定要下载这个站长以前用钩子写的修改Windows界面的类似ctl3d.dll的程序，使你的Windows有些奇妙的变化，如给缺省按钮加图标等--Program writed by webmaster which uses hook to modify windows interface similar to ctl3d. It may take some changes in your windows, for example adding icons to sy