【转载】利用百叶窗式面板组可增大窗口的可利用面积，而且把常用工具放在窗口中比放在菜单中使用更方便，现在一些大型软件如Photoshop、Dreamweaver等都采用了这种方式。-reproduced shutter panels Group may increase the available window area, but is also commonly used tool on the window menu than on the use of more convenient, bu