improved error message

src/main/java/org/gcube/portlets/user/geoportaldataviewer/client/ui/SearchFacilityUI.java

@@ -255,7 +255,7 @@ public class SearchFacilityUI extends Composite {
 //						Window.alert(caught.getMessage());
 						panelResults.clear();
 						panelResults.add(new HTML("<hr>"));
-						Alert alert = new Alert("Error on searching. Please, refresh or change it");
+						Alert alert = new Alert("Error on searching. Please, refresh or change the search");
 						alert.setType(AlertType.ERROR);
 						alert.setClose(false);
 						panelResults.add(alert);