diff --git a/pom.xml b/pom.xml
index 71917fc..41ba743 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,6 +21,7 @@
 	<properties>
 		<!-- Convenience property to set the GWT version -->
 		<gwt.version>2.9.0</gwt.version>
+		<gwt.compiler.style>PRETTY</gwt.compiler.style>
 		<webappDirectory>${project.build.directory}/${project.build.finalName}</webappDirectory>
 		<!-- GWT 2.9 support 8, 9 and 11 -->
 		<maven.compiler.source>1.8</maven.compiler.source>
@@ -109,30 +110,30 @@
 			<artifactId>geo-utility</artifactId>
 			<version>[1.0.0,2.0.0-SNAPSHOT)</version>
 		</dependency>
-<!-- 		<dependency> -->
-<!-- 			<groupId>org.gcube.common</groupId> -->
-<!-- 			<artifactId>authorization-client</artifactId> -->
-<!-- 			<version>[2.0.0, 3.0.0-SNAPSHOT)</version> -->
-<!-- 			<scope>provided</scope> -->
-<!-- 		</dependency> -->
-<!-- 		<dependency> -->
-<!-- 			<groupId>org.gcube.resources.discovery</groupId> -->
-<!-- 			<artifactId>ic-client</artifactId> -->
-<!-- 			<version>[1.0.0, 2.0.0-SNAPSHOT)</version> -->
-<!-- 			<scope>provided</scope> -->
-<!-- 		</dependency> -->
+		<!-- <dependency> -->
+		<!-- <groupId>org.gcube.common</groupId> -->
+		<!-- <artifactId>authorization-client</artifactId> -->
+		<!-- <version>[2.0.0, 3.0.0-SNAPSHOT)</version> -->
+		<!-- <scope>provided</scope> -->
+		<!-- </dependency> -->
+		<!-- <dependency> -->
+		<!-- <groupId>org.gcube.resources.discovery</groupId> -->
+		<!-- <artifactId>ic-client</artifactId> -->
+		<!-- <version>[1.0.0, 2.0.0-SNAPSHOT)</version> -->
+		<!-- <scope>provided</scope> -->
+		<!-- </dependency> -->
 		<dependency>
 			<groupId>org.gcube.core</groupId>
 			<artifactId>common-scope-maps</artifactId>
 			<version>[1.1.0, 2.0.0-SNAPSHOT)</version>
 			<scope>compile</scope>
 		</dependency>
-<!-- 		<dependency> -->
-<!-- 			<groupId>org.gcube.portlets.user</groupId> -->
-<!-- 			<artifactId>gcube-url-shortener</artifactId> -->
-<!-- 			<version>[1.0.0,2.0.0-SNAPSHOT)</version> -->
-<!-- 			<scope>compile</scope> -->
-<!-- 		</dependency> -->
+		<!-- <dependency> -->
+		<!-- <groupId>org.gcube.portlets.user</groupId> -->
+		<!-- <artifactId>gcube-url-shortener</artifactId> -->
+		<!-- <version>[1.0.0,2.0.0-SNAPSHOT)</version> -->
+		<!-- <scope>compile</scope> -->
+		<!-- </dependency> -->
 		<dependency>
 			<groupId>org.gcube.common.portal</groupId>
 			<artifactId>portal-manager</artifactId>
@@ -190,10 +191,7 @@
 	</dependencies>
 
 	<build>
-		<!-- Output classes directly into the webapp, so that IDEs and "mvn process-classes" 
-			update them in DevMode -->
-		<!-- <outputDirectory>${project.build.directory}/${project.build.finalName}/WEB-INF/classes</outputDirectory> -->
-
+	
 		<!-- Output classes directly into the webapp, so that IDEs and "mvn process-classes" 
 			update them in DevMode -->
 		<outputDirectory>${webappDirectory}/WEB-INF/classes</outputDirectory>
@@ -207,6 +205,9 @@
 				<version>${gwt.version}</version>
 				<executions>
 					<execution>
+						<configuration>
+							<style>${gwt.compiler.style}</style>
+						</configuration>
 						<goals>
 							<goal>compile</goal>
 							<!-- <goal>test</goal> -->
diff --git a/src/main/java/org/gcube/portlets/user/geoportaldataviewer/client/LayerManager.java b/src/main/java/org/gcube/portlets/user/geoportaldataviewer/client/LayerManager.java
index 25599a8..476df44 100644
--- a/src/main/java/org/gcube/portlets/user/geoportaldataviewer/client/LayerManager.java
+++ b/src/main/java/org/gcube/portlets/user/geoportaldataviewer/client/LayerManager.java
@@ -247,7 +247,7 @@ public class LayerManager {
 													String theImgHTML = "<img src=\""+wsContent.getLink()+"\"></img>";
 													GWT.log("theImgHTML: "+theImgHTML);
 													GeoportalDataViewerConstants.print("The row are: "+flex.getRowCount());
-													flex.setHTML(flex.getRowCount()+1, 0, theImgHTML);
+													flex.add(new HTML(theImgHTML));
 												}
 											}
 										}