Index: ssts-web/src/main/webapp/disinfectsystem/packing/packingView.js
===================================================================
diff -u -r37978 -r37993
--- ssts-web/src/main/webapp/disinfectsystem/packing/packingView.js	(.../packingView.js)	(revision 37978)
+++ ssts-web/src/main/webapp/disinfectsystem/packing/packingView.js	(.../packingView.js)	(revision 37993)
@@ -3445,7 +3445,7 @@
 
 	var selModel = top.Ext4.create('top.Ext4.selection.CheckboxModel');
 
-	var collapsed = sessionStorage.getItem('collapsed') || false;
+	var collapsed = getCookie('collapsed') || 'false';
 	
 	var materialGrid = new Ext4.grid.Panel({
 		id: 'materialGrid',
@@ -3456,7 +3456,7 @@
 		width: '24%',
 		floatable: false,
 		collapsible: true,
-		collapsed: collapsed == 'false' ? false : true,
+		collapsed: (collapsed == 'false') ? false : true,
 		selModel: selModel,
 		tbar: [{
 			xtype: 'button',
@@ -3558,10 +3558,10 @@
 				grid.getView().getHeaderAtIndex(0).hide();
 			},
 			collapse : function(deep){
-				sessionStorage.setItem('collapsed',true);
+				setCookie('collapsed','true');
 			},
 			expand: function(deep){
-				sessionStorage.setItem('collapsed',false);
+				setCookie('collapsed','false');
 			}
 		}
 	});