diff --git a/java/com.sap.sailing.gwt.ui/DataMining.css b/java/com.sap.sailing.gwt.ui/DataMining.css
index 0c61cfde39b..5d360b92d57 100644
--- a/java/com.sap.sailing.gwt.ui/DataMining.css
+++ b/java/com.sap.sailing.gwt.ui/DataMining.css
@@ -269,4 +269,27 @@ input.magnifier {
 
 .dimensionFilterSelectionTable {
 	border-top: 2px solid #6f7277;
+}
+
+.gwt-SplitLayoutPanel-VDragger {
+    background: #fff url(images/thumb_horz.png) center center no-repeat;
+    width: 100% !important;
+    height: 100% !important;
+    left: 0 !important;
+    top: 0 !important;
+    border: none;
+    border-radius: 0px;
+    opacity: 1;
+}
+
+.gwt-SplitLayoutPanel-HDragger {
+    background: #fff url(images/thumb_vertical.png) center center no-repeat;
+    width: 100% !important;
+    height: 100% !important;
+    left: 0 !important;
+    top: 0 !important;
+    border: none;
+    border-radius: 0px;
+    margin: 0px;
+    opacity: 1;
 }
\ No newline at end of file
diff --git a/java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/ui/datamining/DataMiningEntryPoint.java b/java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/ui/datamining/DataMiningEntryPoint.java
index 425cc616288..fbe504ad8eb 100644
--- a/java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/ui/datamining/DataMiningEntryPoint.java
+++ b/java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/ui/datamining/DataMiningEntryPoint.java
@@ -89,7 +89,7 @@ public class DataMiningEntryPoint extends AbstractSailingEntryPoint {
                  * automatic execution of queries. Re-enable this, when this functionality is desired again.
                  */
                 // settingsControl.addSettingsComponent(queryRunner);
-                SplitLayoutPanel splitPanel = new SplitLayoutPanel(15);
+                SplitLayoutPanel splitPanel = new SplitLayoutPanel(10);
                 splitPanel.addSouth(resultsPresenter.getEntryWidget(), 350);
                 splitPanel.add(selectionDockPanel);
                 return splitPanel;
diff --git a/java/com.sap.sse.datamining.ui/src/main/java/com/sap/sse/datamining/ui/client/selection/QueryDefinitionProviderWithControls.java b/java/com.sap.sse.datamining.ui/src/main/java/com/sap/sse/datamining/ui/client/selection/QueryDefinitionProviderWithControls.java
index e1af16b53ce..82433638218 100644
--- a/java/com.sap.sse.datamining.ui/src/main/java/com/sap/sse/datamining/ui/client/selection/QueryDefinitionProviderWithControls.java
+++ b/java/com.sap.sse.datamining.ui/src/main/java/com/sap/sse/datamining/ui/client/selection/QueryDefinitionProviderWithControls.java
@@ -56,8 +56,9 @@ import com.sap.sse.gwt.client.shared.settings.ComponentContext;
 public class QueryDefinitionProviderWithControls extends AbstractQueryDefinitionProvider<AdvancedDataMiningSettings>
         implements WithControls {
 
-    private static final double headerPanelHeight = 45;
-    private static final double footerPanelHeight = 50;
+    private static final double HeaderPanelHeight = 45;
+    private static final double FooterPanelHeight = 50;
+    private static final int SplitterSize = 10;
 
     private final DockLayoutPanel mainPanel;
     private final FlowPanel controlsPanel;
@@ -136,24 +137,22 @@ public class QueryDefinitionProviderWithControls extends AbstractQueryDefinition
                                                                 errorReporter, statisticProvider);
         groupingProvider.addGroupingChangedListener(providerListener);
 
-//      filterSelectionProvider = new ListRetrieverChainFilterSelectionProvider(parent, context, session,
-//              stringMessages, dataMiningService, errorReporter, statisticProvider);
         filterSelectionProvider = new HierarchicalDimensionListFilterSelectionProvider(
                 parent, context, session, getDataMiningStringMessages(), dataMiningService, errorReporter, statisticProvider);
         filterSelectionProvider.addSelectionChangedListener(providerListener);
         
-        filterSplitPanel = new SplitLayoutPanel(15);
-        filterSplitPanel.addSouth(groupingProvider.getEntryWidget(), footerPanelHeight);
+        filterSplitPanel = new SplitLayoutPanel(SplitterSize);
+        filterSplitPanel.addSouth(groupingProvider.getEntryWidget(), FooterPanelHeight);
         filterSplitPanel.addEast(queryDefinitionViewer.getEntryWidget(), 600);
         filterSplitPanel.setWidgetHidden(queryDefinitionViewer.getEntryWidget(), true);
         filterSplitPanel.add(filterSelectionProvider.getEntryWidget());
 
-        SplitLayoutPanel headerPanel = new SplitLayoutPanel(15);
+        SplitLayoutPanel headerPanel = new SplitLayoutPanel(SplitterSize);
         headerPanel.addWest(statisticProvider.getEntryWidget(), 800);
         headerPanel.add(controlsPanel);
         
         mainPanel = new DockLayoutPanel(Unit.PX);
-        mainPanel.addNorth(headerPanel, headerPanelHeight);
+        mainPanel.addNorth(headerPanel, HeaderPanelHeight);
         mainPanel.add(filterSplitPanel);
 
         // Storing the different component providers in a list