diff --git a/zkwebui/WEB-INF/src/org/adempiere/webui/desktop/DefaultDesktop.java b/zkwebui/WEB-INF/src/org/adempiere/webui/desktop/DefaultDesktop.java
index 10a136a729..87873d9169 100644
--- a/zkwebui/WEB-INF/src/org/adempiere/webui/desktop/DefaultDesktop.java
+++ b/zkwebui/WEB-INF/src/org/adempiere/webui/desktop/DefaultDesktop.java
@@ -26,7 +26,6 @@ import java.sql.PreparedStatement;
 import java.sql.ResultSet;
 import java.util.logging.Level;
 
-import org.adempiere.webui.apps.ProcessDialog;
 import org.adempiere.webui.apps.graph.WGraph;
 import org.adempiere.webui.apps.graph.WPerformanceDetail;
 import org.adempiere.webui.component.Tabpanel;
@@ -35,17 +34,14 @@ import org.adempiere.webui.dashboard.DPActivities;
 import org.adempiere.webui.dashboard.DashboardPanel;
 import org.adempiere.webui.dashboard.DashboardRunnable;
 import org.adempiere.webui.event.MenuListener;
-import org.adempiere.webui.panel.ADForm;
 import org.adempiere.webui.panel.HeaderPanel;
 import org.adempiere.webui.panel.SidePanel;
 import org.adempiere.webui.session.SessionManager;
 import org.adempiere.webui.util.IServerPushCallback;
 import org.adempiere.webui.util.ServerPushTemplate;
 import org.adempiere.webui.util.UserPreference;
-import org.adempiere.webui.window.ADWindow;
 import org.compiere.model.MGoal;
 import org.compiere.model.MMenu;
-import org.compiere.model.MQuery;
 import org.compiere.model.X_AD_Menu;
 import org.compiere.model.X_PA_DashboardContent;
 import org.compiere.util.CLogger;
@@ -83,9 +79,9 @@ import org.zkoss.zul.Toolbarbutton;
 public class DefaultDesktop extends TabbedDesktop implements MenuListener, Serializable, EventListener, IServerPushCallback
 {
 	/**
-	 * 
+	 * generated serial version ID 
 	 */
-	private static final long serialVersionUID = 2899600212295462854L;
+	private static final long serialVersionUID = -8203958978173990301L;
 
 	private static final CLogger logger = CLogger.getCLogger(DefaultDesktop.class);
 
@@ -452,44 +448,8 @@ public class DefaultDesktop extends TabbedDesktop implements MenuListener, Seria
 	}
 
 	@Override
-	public ADWindow openWindow(int windowId) {
+	protected void preOpenNewTab() 
+	{
 		autoHideMenu();
-		return super.openWindow(windowId);
-	}
-
-	@Override
-	public ADWindow openWindow(int windowId, MQuery query) {
-		autoHideMenu();
-		return super.openWindow(windowId, query);
-	}
-
-	@Override
-	public ADForm openForm(int formId) {
-		autoHideMenu();
-		return super.openForm(formId);
-	}
-
-	@Override
-	public ProcessDialog openProcessDialog(int processId, boolean soTrx) {
-		autoHideMenu();
-		return super.openProcessDialog(processId, soTrx);
-	}
-
-	@Override
-	public void openTask(int taskId) {
-		autoHideMenu();
-		super.openTask(taskId);
-	}
-
-	@Override
-	public void openWorkflow(int workflowID) {
-		autoHideMenu();
-		super.openWorkflow(workflowID);
-	}
-
-	@Override
-	public void showWindow(int AD_Window_ID, MQuery query) {
-		autoHideMenu();
-		super.showWindow(AD_Window_ID, query);
-	}
+	}	
 }
diff --git a/zkwebui/WEB-INF/src/org/adempiere/webui/desktop/IDesktop.java b/zkwebui/WEB-INF/src/org/adempiere/webui/desktop/IDesktop.java
index 309c2d26a5..7239806a7c 100644
--- a/zkwebui/WEB-INF/src/org/adempiere/webui/desktop/IDesktop.java
+++ b/zkwebui/WEB-INF/src/org/adempiere/webui/desktop/IDesktop.java
@@ -113,6 +113,7 @@ public interface IDesktop extends UIPart {
 	 *
 	 * @param window_ID
 	 * @param query
+	 * @deprecated
 	 */
 	public void showWindow(int window_ID, MQuery query);
 
diff --git a/zkwebui/WEB-INF/src/org/adempiere/webui/desktop/TabbedDesktop.java b/zkwebui/WEB-INF/src/org/adempiere/webui/desktop/TabbedDesktop.java
index f11dc23254..34f293d519 100644
--- a/zkwebui/WEB-INF/src/org/adempiere/webui/desktop/TabbedDesktop.java
+++ b/zkwebui/WEB-INF/src/org/adempiere/webui/desktop/TabbedDesktop.java
@@ -63,6 +63,7 @@ public abstract class TabbedDesktop extends AbstractDesktop {
 			pd.setParent(tabPanel);
 			String title = pd.getTitle();
 			pd.setTitle(null);
+			preOpenNewTab();
 			windowContainer.addWindow(tabPanel, title, true);
 		}
 		return pd;
@@ -80,6 +81,7 @@ public abstract class TabbedDesktop extends AbstractDesktop {
 		form.setParent(tabPanel);
 		//do not show window title when open as tab
 		form.setTitle(null);
+		preOpenNewTab();
 		windowContainer.addWindow(tabPanel, form.getFormName(), true);
 
 		return form;
@@ -95,6 +97,7 @@ public abstract class TabbedDesktop extends AbstractDesktop {
 
 		DesktopTabpanel tabPanel = new DesktopTabpanel();
 		p.setParent(tabPanel);
+		preOpenNewTab();
 		windowContainer.addWindow(tabPanel, p.getWorkflow().get_Translation(MWorkflow.COLUMNNAME_Name), true);
 	}
 
@@ -108,6 +111,7 @@ public abstract class TabbedDesktop extends AbstractDesktop {
 
 		DesktopTabpanel tabPanel = new DesktopTabpanel();
 		if (adWindow.createPart(tabPanel) != null) {
+			preOpenNewTab();
 			windowContainer.addWindow(tabPanel, adWindow.getTitle(), true);
 			return adWindow;
 		} else {
@@ -127,6 +131,7 @@ public abstract class TabbedDesktop extends AbstractDesktop {
 
 		DesktopTabpanel tabPanel = new DesktopTabpanel();
 		if (adWindow.createPart(tabPanel) != null) {
+			preOpenNewTab();
 			windowContainer.addWindow(tabPanel, adWindow.getTitle(), true);
 			return adWindow;
 		} else {
@@ -199,6 +204,7 @@ public abstract class TabbedDesktop extends AbstractDesktop {
 
         Tabpanel tabPanel = new Tabpanel();
     	window.setParent(tabPanel);
+    	preOpenNewTab();
     	windowContainer.addWindow(tabPanel, title, closeable);
     }
 
@@ -213,6 +219,7 @@ public abstract class TabbedDesktop extends AbstractDesktop {
     	DesktopTabpanel tabPanel = new DesktopTabpanel();
     	if (wnd.createPart(tabPanel) != null)
     	{
+    		preOpenNewTab();
     		windowContainer.insertAfter(windowContainer.getSelectedTab(), tabPanel, wnd.getTitle(), true, true);
     	}
 	}
@@ -220,16 +227,11 @@ public abstract class TabbedDesktop extends AbstractDesktop {
     /**
      * @param AD_Window_ID
      * @param query
+     * @deprecated
      */
     public void showWindow(int AD_Window_ID, MQuery query)
     {
-    	ADWindow wnd = new ADWindow(Env.getCtx(), AD_Window_ID, query);
-
-    	DesktopTabpanel tabPanel = new DesktopTabpanel();
-    	if (wnd.createPart(tabPanel) != null)
-    	{
-    		windowContainer.addWindow(tabPanel, wnd.getTitle(), true);
-    	}
+    	openWindow(AD_Window_ID, query);
 	}
 
 	/**
@@ -242,6 +244,7 @@ public abstract class TabbedDesktop extends AbstractDesktop {
     	window.setParent(tabPanel);
     	String title = window.getTitle();
     	window.setTitle(null);
+    	preOpenNewTab();
     	if (Window.INSERT_NEXT.equals(window.getAttribute(Window.INSERT_POSITION_KEY)))
     		windowContainer.insertAfter(windowContainer.getSelectedTab(), tabPanel, title, true, true);
     	else
@@ -319,4 +322,11 @@ public abstract class TabbedDesktop extends AbstractDesktop {
 		}
 		return false;
 	}
+	
+	/**
+	 * invoke before a new tab is added to the desktop
+	 */
+	protected void preOpenNewTab()
+	{
+	}
 }