diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/info/InfoWindow.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/info/InfoWindow.java
index c86497b048..a07f8948a2 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/info/InfoWindow.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/info/InfoWindow.java
@@ -110,7 +110,7 @@ public class InfoWindow extends InfoPanel implements ValueChangeListener, EventL
 	/**
 	 * 
 	 */
-	private static final long serialVersionUID = 1672005382454423850L;
+	private static final long serialVersionUID = 5041961608373943362L;
 
 	protected Grid parameterGrid;
 	private Borderlayout layout;
@@ -2179,4 +2179,19 @@ public class InfoWindow extends InfoPanel implements ValueChangeListener, EventL
 					
 	}
 
+	/** Allow to show or hide the sub panel (detail) programmatically */
+	protected void setSouthVisible(boolean visible) {
+		Component comp = layout.getCenter();
+		for (Component c : comp.getChildren()) {
+			if (c instanceof Borderlayout) {
+				for (Component c1 : c.getChildren()) {
+					if (c1 instanceof South) {
+						c1.setVisible(visible);
+						break;
+					}
+				}
+			}
+		}
+	}
+
 }