diff --git a/org.adempiere.base/src/org/compiere/model/GridWindow.java b/org.adempiere.base/src/org/compiere/model/GridWindow.java
index 5a77b3e52b..6e75187b52 100644
--- a/org.adempiere.base/src/org/compiere/model/GridWindow.java
+++ b/org.adempiere.base/src/org/compiere/model/GridWindow.java
@@ -204,14 +204,22 @@ public class GridWindow implements Serializable
 				mTab.setLinkColumnName((String)parents.get(0));
 			else
 			{
+				GridTab parentTab = null;
 				//	More than one parent.
 				//	Search prior tabs for the "right parent"
 				//	for all previous tabs
 				for (int i = 0; i < index; i++)
+				{
+					if (m_tabs.get(i).getTabLevel() + 1 == mTab.getTabLevel()) {
+						parentTab = m_tabs.get(i);
+						break;						
+					}
+				}
+				
+				if (parentTab != null)
 				{
 					//	we have a tab
-					GridTab tab = (GridTab)m_tabs.get(i);
-					String tabKey = tab.getKeyColumnName();		//	may be ""
+					String tabKey = parentTab.getKeyColumnName();		//	may be ""
 					//	look, if one of our parents is the key of that tab
 					for (int j = 0; j < parents.size(); j++)
 					{
@@ -223,8 +231,8 @@ public class GridWindow implements Serializable
 						}
 						//	The tab could have more than one key, look into their parents
 						if (tabKey.equals(""))
-							for (int k = 0; k < tab.getParentColumnNames().size(); k++)
-								if (parent.equals(tab.getParentColumnNames().get(k)))
+							for (int k = 0; k < parentTab.getParentColumnNames().size(); k++)
+								if (parent.equals(parentTab.getParentColumnNames().get(k)))
 								{
 									mTab.setLinkColumnName(parent);
 									break;
diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/AbstractADWindowContent.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/AbstractADWindowContent.java
index 8432cf5518..af7c6d976f 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/AbstractADWindowContent.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/AbstractADWindowContent.java
@@ -571,6 +571,7 @@ public abstract class AbstractADWindowContent extends AbstractUIPart implements
 	private void initFirstTabpanel() {
 		adTabbox.getSelectedTabpanel().query(m_onlyCurrentRows, m_onlyCurrentDays, MRole.getDefault().getMaxQueryRecords());
 		adTabbox.getSelectedTabpanel().activate(true);
+		Events.echoEvent(new Event("onPostInit", adTabbox.getComponent()));
 	}
 
     /**
diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/CompositeADTabbox.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/CompositeADTabbox.java
index c2610c5850..dd0babc2ef 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/CompositeADTabbox.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/CompositeADTabbox.java
@@ -188,6 +188,13 @@ public class CompositeADTabbox extends AbstractADTabbox
 			}
 		});
     	
+    	layout.addEventListener("onPostInit", new EventListener<Event>() {
+			@Override
+			public void onEvent(Event event) throws Exception {
+				layout.invalidate();
+			}
+		});
+    	
     	return layout;
     }
 
@@ -303,7 +310,6 @@ public class CompositeADTabbox extends AbstractADTabbox
     		} else
     			tabPanel.setVisible(false);
     		detailPane.setHflex("1");
-    		detailPane.setStyle("min-height: 200px; overflow-y: visible;");
     		detailPane.addADTabpanel(tabPanel, tabLabel);
     		tabPanel.setDetailPaneMode(true, isUseVflexForDetailPane());
     		detailPane.setVflex(Boolean.toString(isUseVflexForDetailPane()));
@@ -542,7 +548,7 @@ public class CompositeADTabbox extends AbstractADTabbox
         		detailTab.setDetailPaneMode(true, isUseVflexForDetailPane());
         		detailPane.setVflex(Boolean.toString(isUseVflexForDetailPane()));    
         		if (!ADTabpanel.isUseSplitViewForForm()) {
-        			detailPane.invalidate();
+        			layout.invalidate();
         		}
 			}
 		}
@@ -645,6 +651,9 @@ public class CompositeADTabbox extends AbstractADTabbox
 			detailPane.updateToolbar(false, true);
 		} else {
 			tabPanel.dynamicDisplay(0);
+			if (!ADTabpanel.isUseSplitViewForForm() && !headerTab.isGridView()) {
+				detailPane.invalidate();				
+			}
 		}
 	}
 	
diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/DetailPane.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/DetailPane.java
index b3de44f2ee..63646977bc 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/DetailPane.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/DetailPane.java
@@ -91,14 +91,22 @@ public class DetailPane extends Panel implements EventListener<Event> {
 			@Override
 			public void onEvent(Event event) throws Exception {
 				fireActivateDetailEvent();
+				if (!ADTabpanel.isUseSplitViewForForm()) {
+					Clients.scrollIntoView(getSelectedADTabpanel());
+				}
 			}
 		});
 		tabbox.setSclass("adwindow-detailpane-tabbox");
+		if (!ADTabpanel.isUseSplitViewForForm()) {
+			LayoutUtils.addSclass("adwindow-detailpane-tabbox-xsplit", tabbox);
+		}
 		
 		createPopup();
 		
 		this.setSclass("adwindow-detailpane");
-		
+		if (!ADTabpanel.isUseSplitViewForForm()) {
+			LayoutUtils.addSclass("adwindow-detailpane-xsplit", this);
+		}		
 	}
 	
 	public int getSelectedIndex() {
diff --git a/org.adempiere.ui.zk/theme/default/css/theme.css.dsp b/org.adempiere.ui.zk/theme/default/css/theme.css.dsp
index 23c1c50ba2..8b67b7c6cf 100644
--- a/org.adempiere.ui.zk/theme/default/css/theme.css.dsp
+++ b/org.adempiere.ui.zk/theme/default/css/theme.css.dsp
@@ -506,7 +506,12 @@ div.wc-modal, div.wc-modal-none, div.wc-highlighted, div.wc-highlighted-none {
 }
 
 .adwindow-detailpane {
-	min-height: 200px; width: 100%; overflow-y: visible;
+	width: 100%; 
+	overflow-y: visible;
+}
+
+.adwindow-detailpane-xsplit {
+	min-height: 200px;
 }
 
 .adwindow-detailpane-tabpanel {
@@ -531,12 +536,17 @@ div.wc-modal, div.wc-modal-none, div.wc-highlighted, div.wc-highlighted-none {
 }
 
 .adwindow-detailpane-tabbox {
-	min-height: 200px; width: 99%; margin: auto;
+	width: 99%; 
+	margin: auto;
 	background-color: #E4E4E4;
 }
 
+.adwindow-detailpane-tabbox-xsplit .z-tabpanel {
+	min-height: 200px;
+}
+
 .adwindow-gridview-detail {
-	height: 250px;
+	height: 40%;
 }
 
 .adwindow-gridview-detail + .z-south-splt {