diff --git a/src/main/java/org/gcube/portlets/user/geoportaldataviewer/client/GeoportalDataViewer.java b/src/main/java/org/gcube/portlets/user/geoportaldataviewer/client/GeoportalDataViewer.java
index 39fb786..962bf0b 100644
--- a/src/main/java/org/gcube/portlets/user/geoportaldataviewer/client/GeoportalDataViewer.java
+++ b/src/main/java/org/gcube/portlets/user/geoportaldataviewer/client/GeoportalDataViewer.java
@@ -97,13 +97,13 @@ public class GeoportalDataViewer implements EntryPoint {
 			}
 		});
 
-		Window.addResizeHandler(new ResizeHandler() {
-			@Override
-			public void onResize(ResizeEvent event) {
-				GWT.log("onWindowResized width: " + event.getWidth() + " height: " + event.getHeight());
-				mainPanel.setMapHeight(event.getHeight() - 200);
-			}
-		});
+//		Window.addResizeHandler(new ResizeHandler() {
+//			@Override
+//			public void onResize(ResizeEvent event) {
+//				GWT.log("onWindowResized width: " + event.getWidth() + " height: " + event.getHeight());
+//				mainPanel.setMapHeight(event.getHeight() - 200);
+//			}
+//		});
 
 		paramWmsRequest = Window.Location.getParameter(GeoportalDataViewerConstants.GET_WMS_PARAMETER);
 		paramUUID = Window.Location.getParameter(GeoportalDataViewerConstants.GET_UUID_PARAMETER);
diff --git a/src/main/java/org/gcube/portlets/user/geoportaldataviewer/client/gis/OpenLayerOSM.java b/src/main/java/org/gcube/portlets/user/geoportaldataviewer/client/gis/OpenLayerOSM.java
index adff42c..454fa2a 100644
--- a/src/main/java/org/gcube/portlets/user/geoportaldataviewer/client/gis/OpenLayerOSM.java
+++ b/src/main/java/org/gcube/portlets/user/geoportaldataviewer/client/gis/OpenLayerOSM.java
@@ -6,6 +6,7 @@ import org.gcube.portlets.user.geoportaldataviewer.shared.gis.GeoQuery;
 import org.gcube.portlets.user.geoportaldataviewer.shared.gis.GeoQuery.TYPE;
 
 import com.google.gwt.core.client.GWT;
+import com.google.gwt.dom.client.Style.Visibility;
 import com.google.gwt.event.shared.HandlerManager;
 import com.google.gwt.user.client.DOM;
 import com.google.gwt.user.client.Element;
@@ -197,6 +198,7 @@ public class OpenLayerOSM {
 	public void showPopup(String html, Coordinate coordinate) {
 		if(popupOverlay==null) {
 			Element elPopup = DOM.getElementById("popup");
+			elPopup.getStyle().setVisibility(Visibility.VISIBLE);
 			popupOverlay = addOverlay(elPopup);
 			addPopupCloserHandelr(popupOverlay);
 		}
diff --git a/src/main/webapp/GeoportalDataViewer.css b/src/main/webapp/GeoportalDataViewer.css
index abd2647..2743325 100644
--- a/src/main/webapp/GeoportalDataViewer.css
+++ b/src/main/webapp/GeoportalDataViewer.css
@@ -27,6 +27,7 @@
 	bottom: 12px;
 	left: -50px;
 	min-width: 280px;
+	visibility: hidden;
 }
 
 .ol-popup:after, .ol-popup:before {