ZK是一个Ajax Java Web框架

																B30-1826606.zul								{{IS_NOTE					Purpose:											Description:											History:						Tue Nov  6 14:40:19 TST 2007, Created by jumperchen				}}IS_NOTE								Copyright (C) 2007 Potix Corporation. All Rights Reserved.								{{IS_RIGHT				}}IS_RIGHT				-->																																																																																																																																			hd.visible = !hd.visible; 							r1.visible = !r1.visible;							r2.visible = !r2.visible;