diff --git a/magnolia-ui-workbench/src/main/java/info/magnolia/ui/workbench/thumbnail/ThumbnailViewImpl.java b/magnolia-ui-workbench/src/main/java/info/magnolia/ui/workbench/thumbnail/ThumbnailViewImpl.java
index f4c3778..14a04d3 100644
--- a/magnolia-ui-workbench/src/main/java/info/magnolia/ui/workbench/thumbnail/ThumbnailViewImpl.java
+++ b/magnolia-ui-workbench/src/main/java/info/magnolia/ui/workbench/thumbnail/ThumbnailViewImpl.java
@@ -33,10 +33,12 @@
  */
 package info.magnolia.ui.workbench.thumbnail;
 
+import info.magnolia.ui.vaadin.integration.contentconnector.ConfiguredJcrContentConnectorDefinition;
 import info.magnolia.ui.vaadin.layout.LazyThumbnailLayout;
 import info.magnolia.ui.vaadin.layout.LazyThumbnailLayout.ThumbnailDblClickListener;
 import info.magnolia.ui.vaadin.layout.LazyThumbnailLayout.ThumbnailRightClickListener;
 import info.magnolia.ui.vaadin.layout.LazyThumbnailLayout.ThumbnailSelectionListener;
+import info.magnolia.ui.workbench.container.AbstractJcrContainer;
 
 import java.util.LinkedHashSet;
 import java.util.List;
@@ -44,7 +46,9 @@ import java.util.Set;
 
 import com.google.common.collect.Sets;
 import com.vaadin.data.Container;
+import com.vaadin.ui.Button;
 import com.vaadin.ui.Component;
+import com.vaadin.ui.VerticalLayout;
 
 /**
  * Default Vaadin implementation of the thumbnail view.
@@ -53,12 +57,31 @@ public class ThumbnailViewImpl implements ThumbnailView {
 
     private Listener listener;
 
+    private VerticalLayout layout = new VerticalLayout();
+
     private final LazyThumbnailLayout thumbnailLayout = new LazyThumbnailLayout();
 
+    private String[] folders = new String[] {"/1", "/2", "/3"};
+
+    private int currentFolder = 0;
+
     public ThumbnailViewImpl() {
         thumbnailLayout.setSizeFull();
         thumbnailLayout.addStyleName("mgnl-workbench-thumbnail-view");
         bindHandlers();
+        layout.setSizeFull();
+        layout.addComponent(new Button("change", new Button.ClickListener() {
+            @Override
+            public void buttonClick(Button.ClickEvent event) {
+                final AbstractJcrContainer container = (AbstractJcrContainer) thumbnailLayout.getContainerDataSource();
+                final ConfiguredJcrContentConnectorDefinition configuration = (ConfiguredJcrContentConnectorDefinition) container.getConfiguration();
+                configuration.setRootPath(folders[++currentFolder % 3]);
+                container.refresh();
+
+            }
+        }));
+        layout.addComponent(thumbnailLayout);
+        layout.setExpandRatio(thumbnailLayout, 1f);
     }
 
     private void bindHandlers() {
@@ -126,7 +149,7 @@ public class ThumbnailViewImpl implements ThumbnailView {
 
     @Override
     public Component asVaadinComponent() {
-        return thumbnailLayout;
+        return layout;
     }
 
     @Override