var select_obj;
	function ZB_layerAction(name,status) { 
		var obj=document.all[name];
		var obj2 = document.start_point_frm;
		if(!obj2) obj2 = document.comment;
		obj2.ccc.style.position='absolute';
		obj.style.posLeft=obj2.ccc.offsetLeft - 84;
		obj.style.posTop=obj2.ccc.offsetTop + 12;
		obj2.ccc.style.position='';
		if(status=='visible') {
			if(select_obj) {
				select_obj.style.visibility='hidden';
				select_obj=null;
			}
			select_obj=obj;
		}else{
			select_obj=null;
		}
		obj.style.visibility=status; 
	}

		function ZB_layerAction2(name,status) { 
		var obj=document.all[name];
		var obj2 = document.start_point_frm;
		if(!obj2) obj2 = document.nowhow;
		obj2.ddd.style.position='absolute';
		obj.style.posLeft=obj2.ddd.offsetLeft - 84;
		obj.style.posTop=obj2.ddd.offsetTop + 12;
		obj2.ddd.style.position='';
		if(status=='visible') {
			if(select_obj) {
				select_obj.style.visibility='hidden';
				select_obj=null;
			}
			select_obj=obj;
		}else{
			select_obj=null;
		}
		obj.style.visibility=status; 
	}