diff --git a/pom.xml b/pom.xml
index 38f5a66..fb99e3c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -76,13 +76,13 @@
 			<groupId>org.gcube.portlets.user</groupId>
 			<artifactId>home-library</artifactId>
 			<version>[4.3.0-SNAPSHOT, 5.0.0-SNAPSHOT)</version>
-			<!--  <scope>provided</scope>-->
+			<scope>provided</scope>
 		</dependency>
 		<dependency>
 			<groupId>org.gcube.portlets.user</groupId>
 			<artifactId>home-library-jcr</artifactId>
 			<version>[1.3.0-SNAPSHOT, 2.0.0-SNAPSHOT)</version>
-			<!-- <scope>provided</scope> -->
+			<scope>provided</scope>
 		</dependency>
 		<dependency>
 			<groupId>commons-fileupload</groupId>
diff --git a/src/main/java/org/gcube/portlets/user/workspace/client/resources/Icons.java b/src/main/java/org/gcube/portlets/user/workspace/client/resources/Icons.java
index ef553ab..41c9d0a 100644
--- a/src/main/java/org/gcube/portlets/user/workspace/client/resources/Icons.java
+++ b/src/main/java/org/gcube/portlets/user/workspace/client/resources/Icons.java
@@ -253,5 +253,8 @@ public interface Icons extends ClientBundle {
 	
 	@Source("icons/info-icon.png")
 	ImageResource info();
+	
+	@Source("icons/mime/csv.gif")
+	ImageResource csv();
 }
 
diff --git a/src/main/java/org/gcube/portlets/user/workspace/client/resources/Resources.java b/src/main/java/org/gcube/portlets/user/workspace/client/resources/Resources.java
index d0c0e53..22abf12 100644
--- a/src/main/java/org/gcube/portlets/user/workspace/client/resources/Resources.java
+++ b/src/main/java/org/gcube/portlets/user/workspace/client/resources/Resources.java
@@ -17,6 +17,7 @@ public class Resources {
 	private static final String XML = "xml";
 	private static final String JAVA = "java";
 	private static final String HTML = "html";
+	private static final String XHTLXML = "xhtml+xml";
 	private static final String GIF = "gif";
 	private static final String PNG = "png";
 	private static final String JPEG = "jpeg";
@@ -31,7 +32,8 @@ public class Resources {
 	private static final String MPEG = "mpeg";
 	private static final String SWF = "swf";
 	private static final String FLV = "flv";
-	private static final String AVI = "avi"; 
+	private static final String AVI = "avi";
+	private static final Object CSV = "csv"; 
 
 	public static AbstractImagePrototype getIconTable(){
 		
@@ -52,6 +54,12 @@ public class Resources {
 		
 		return AbstractImagePrototype.create(ICONS.sharedFolder());  
 	}
+	
+	public static AbstractImagePrototype getIconCsv(){
+		
+		return AbstractImagePrototype.create(ICONS.csv());  
+	}
+
 
 	public static AbstractImagePrototype getCloseIcon(){
 		
@@ -431,10 +439,14 @@ public class Resources {
 			return Resources.getIconMovie();
 		} else if (JPEG.equals(fileExtension) || JPG.equals(fileExtension)) {
 			return Resources.getIconJpeg();
+		} else if (XHTLXML.equals(fileExtension)) {
+			return Resources.getIconXml();
 		} else if (MSWORD.equals(fileExtension) || MSWORD.equals(fileExtension)) {
 			return Resources.getIconDoc();
 		} else if (XML.equals(fileExtension)) {
 			return Resources.getIconXml();
+		} else if (CSV.equals(fileExtension)) {
+			return Resources.getIconCsv();
 		} else if (JAVA.equals(fileExtension)) {
 			return Resources.getIconJava();
 		} else if (HTML.equals(fileExtension)) {
diff --git a/src/main/java/org/gcube/portlets/user/workspace/client/resources/icons/mime/csv.gif b/src/main/java/org/gcube/portlets/user/workspace/client/resources/icons/mime/csv.gif
new file mode 100644
index 0000000..4348b7f
Binary files /dev/null and b/src/main/java/org/gcube/portlets/user/workspace/client/resources/icons/mime/csv.gif differ
diff --git a/src/main/java/org/gcube/portlets/user/workspace/client/view/tree/ContextMenuTree.java b/src/main/java/org/gcube/portlets/user/workspace/client/view/tree/ContextMenuTree.java
index 93c364a..bdbb028 100644
--- a/src/main/java/org/gcube/portlets/user/workspace/client/view/tree/ContextMenuTree.java
+++ b/src/main/java/org/gcube/portlets/user/workspace/client/view/tree/ContextMenuTree.java
@@ -583,6 +583,8 @@ public class ContextMenuTree {
 			contextMenu.getItemByItemId(ConstantsExplorer.UPA).setVisible(false); //set invisible upload archive
 			contextMenu.getItemByItemId(ConstantsExplorer.CLK).setVisible(false); //set invisible add url
 			contextMenu.getItemByItemId(ConstantsExplorer.RFH).setVisible(false); //set invisible refresh
+//			contextMenu.getItemByItemId(ConstantsExplorer.SHR).setVisible(false); //set invisible share
+//			contextMenu.getItemByItemId(ConstantsExplorer.USHR).setVisible(false); //set invisible unshare
 			contextMenu.showAt(posX, posY);
 		}
 //		treePanel.fireEvent(Events.ContextMenu);
diff --git a/src/main/java/org/gcube/portlets/user/workspace/server/GWTWorkspaceBuilder.java b/src/main/java/org/gcube/portlets/user/workspace/server/GWTWorkspaceBuilder.java
index d356640..25be691 100644
--- a/src/main/java/org/gcube/portlets/user/workspace/server/GWTWorkspaceBuilder.java
+++ b/src/main/java/org/gcube/portlets/user/workspace/server/GWTWorkspaceBuilder.java
@@ -1518,6 +1518,7 @@ public class GWTWorkspaceBuilder {
 		listContactsModel.add(new InfoContactModel("2", "Antonio.Test", "Antonio Gioia"));
 		listContactsModel.add(new InfoContactModel("3", "Fabio.Test", "Fabio Sinibaldi"));
 		listContactsModel.add(new InfoContactModel("4", Util.TEST_USER, Util.TEST_USER));
+		listContactsModel.add(new InfoContactModel("5", "Massimiliano.Assante", "Massimiliano Assante"));
 		
 		return listContactsModel;
 	}