diff --git a/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/mime/MimeTypeSupport.java b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/mime/MimeTypeSupport.java
index 801855e..7d0219e 100644
--- a/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/mime/MimeTypeSupport.java
+++ b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/mime/MimeTypeSupport.java
@@ -7,6 +7,17 @@ package org.gcube.portlets.user.td.widgetcommonevent.shared.mime;
  *
  */
 public enum MimeTypeSupport {
+	_csv(".csv","text/csv"),
+	_jpg(".jpg","image/jpeg"),	
+	_png(".png","image/png"),
+	_gif(".gif","image/gif"),
+	_bmp(".bmp","image/bmp"),
+	_json(".json","application/json"),
+	_txt(".txt", "text/plain"),
+	_pdf(".pdf", "application/pdf"),
+	_unknow(".unknow","unknow");
+	
+		
 	/*_3dm(".3dm","x-world/x-3dmf"),
 	_3dmf(".3dmf","x-world/x-3dmf"),
 	_a(".a","application/octet-stream"),
@@ -15,13 +26,6 @@ public enum MimeTypeSupport {
 	_aas(".aas", "application/x-authorware-seg"),
 	_abc(".abc", "text/vnd.abc"),
 	_acgi(".acgi","text/html"),*/
-	_csv(".csv","text/csv"),
-	_jpg(".jpg","image/jpeg"),	
-	_json(".json","application/json"),
-	_txt(".txt", "text/plain"),
-	_unknow(".unknow","unknow");
-	
-	
 	
 	/*
 	.acgi	text/html
@@ -696,7 +700,7 @@ public enum MimeTypeSupport {
 		
 	}
 	
-	public MimeTypeSupport getMimeTypeSupportFromExtension(String ext){
+	public static MimeTypeSupport getMimeTypeSupportFromExtension(String ext){
 		for(MimeTypeSupport m:MimeTypeSupport.values()){
 			if(m.getExtension().compareTo(ext)==0){
 				return m;
@@ -705,7 +709,7 @@ public enum MimeTypeSupport {
 		return null;
 	}
 	
-	public MimeTypeSupport getMimeTypeSupportFromMimeName(String mimeName){
+	public static MimeTypeSupport getMimeTypeSupportFromMimeName(String mimeName){
 		for(MimeTypeSupport m:MimeTypeSupport.values()){
 			if(m.getMimeName().compareTo(mimeName)==0){
 				return m;
diff --git a/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/thumbnail/ThumbnailTD.java b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/thumbnail/ThumbnailTD.java
new file mode 100644
index 0000000..8e12d40
--- /dev/null
+++ b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/thumbnail/ThumbnailTD.java
@@ -0,0 +1,51 @@
+package org.gcube.portlets.user.td.widgetcommonevent.shared.thumbnail;
+
+import java.io.Serializable;
+
+import org.gcube.portlets.user.td.widgetcommonevent.shared.mime.MimeTypeSupport;
+
+/**
+ * Thumbnail for Tabular Data Manager
+ * 
+ * @author "Giancarlo Panichi"
+ * 
+ */
+public class ThumbnailTD implements Serializable {
+
+	private static final long serialVersionUID = 897893891284145975L;
+
+	private String url;
+	private MimeTypeSupport mimeType;
+
+	public ThumbnailTD() {
+
+	}
+
+	public ThumbnailTD(String url, MimeTypeSupport mimeType) {
+		super();
+		this.url = url;
+		this.mimeType = mimeType;
+	}
+
+	public String getUrl() {
+		return url;
+	}
+
+	public void setUrl(String url) {
+		this.url = url;
+	}
+
+	public MimeTypeSupport getMimeType() {
+		return mimeType;
+	}
+
+	public void setMimeType(MimeTypeSupport mimeType) {
+		this.mimeType = mimeType;
+	}
+
+	@Override
+	public String toString() {
+		return "ThumbnailTD [url=" + url + ", mimeType=" + mimeType + "]";
+	}
+
+}