diff --git a/src/main/java/org/gcube/portlets/widgets/imagepreviewerwidget/client/ImagePreviewer.java b/src/main/java/org/gcube/portlets/widgets/imagepreviewerwidget/client/ImagePreviewer.java
index 72cd509..76cf350 100644
--- a/src/main/java/org/gcube/portlets/widgets/imagepreviewerwidget/client/ImagePreviewer.java
+++ b/src/main/java/org/gcube/portlets/widgets/imagepreviewerwidget/client/ImagePreviewer.java
@@ -25,6 +25,6 @@ public class ImagePreviewer implements EntryPoint {
 		images.add(new EnhancedImage("http://nerdist.com/wp-content/uploads/2014/07/ned-stark-970x545.jpg"));
 		images.add(new EnhancedImage("http://vignette2.wikia.nocookie.net/gameofthrones/images/2/25/Eddard's_Head.png/revision/latest?cb=20121205211321"));
 		images.add(new EnhancedImage("https://upload.wikimedia.org/wikipedia/it/1/17/Il_grande_Lebowski.jpg"));
-		RootPanel.get("image-previewer-div").add(new Carousel(images));
+		RootPanel.get("image-previewer-div").add(Carousel.getImagePreviewerInstance(images));
 	}
 }
diff --git a/src/main/java/org/gcube/portlets/widgets/imagepreviewerwidget/client/ui/Carousel.java b/src/main/java/org/gcube/portlets/widgets/imagepreviewerwidget/client/ui/Carousel.java
index b942001..fb06901 100644
--- a/src/main/java/org/gcube/portlets/widgets/imagepreviewerwidget/client/ui/Carousel.java
+++ b/src/main/java/org/gcube/portlets/widgets/imagepreviewerwidget/client/ui/Carousel.java
@@ -26,12 +26,7 @@ public class Carousel extends Composite{
 
 	interface CarouselUiBinder extends UiBinder<Widget, Carousel> {
 	}
-
-	public Carousel() {
-		initWidget(uiBinder.createAndBindUi(this));
-
-	}
-
+	
 	@UiField
 	Modal mainModalPanel;
 
@@ -50,8 +45,23 @@ public class Carousel extends Composite{
 	private List<EnhancedImage> listOfAttachmentsToShow;
 
 	private int currentPreviewPosition;
+	
+	private static Carousel instance;
+	
+	public static Carousel getImagePreviewerInstance(List<EnhancedImage> imagesToShow){
+		
+		if(instance == null){
+			
+			instance = new Carousel(imagesToShow);
+			
+		}
+		
+		return instance;
+		
+	}
+
+	private Carousel(List<EnhancedImage> imagesToShow) {
 
-	public Carousel(List<EnhancedImage> imagesToShow) {
 		initWidget(uiBinder.createAndBindUi(this));
 
 		// prev button
@@ -59,7 +69,7 @@ public class Carousel extends Composite{
 
 		// next button
 		nextButton.setText(">>");
-		
+
 		// save the attachments list
 		listOfAttachmentsToShow = imagesToShow;
 
@@ -141,4 +151,30 @@ public class Carousel extends Composite{
 
 	}
 
+	/**
+	 * Update the underneath set of enhanced images.
+	 * @param imagesToShow the new set of images
+	 */
+	public void changeUnderneathImageSet(List<EnhancedImage> imagesToShowNew){
+
+		// hide the modal
+		mainModalPanel.hide();
+
+		// change the set
+		listOfAttachmentsToShow = imagesToShowNew;
+
+		// take the first object
+		currentPreviewPosition = 0;
+
+		// show it
+		shownImage.setUrl(listOfAttachmentsToShow.get(currentPreviewPosition).getImageUrl());
+
+		// change image tooltip
+		shownImage.setTitle(listOfAttachmentsToShow.get(currentPreviewPosition).getToolTipToShow());
+
+		// change the title to the modal
+		mainModalPanel.setTitle(listOfAttachmentsToShow.get(currentPreviewPosition).getTitleToShow());
+
+	}
+
 }
diff --git a/src/main/java/org/gcube/portlets/widgets/imagepreviewerwidget/client/ui/Carousel.ui.xml b/src/main/java/org/gcube/portlets/widgets/imagepreviewerwidget/client/ui/Carousel.ui.xml
index 11cd7ff..107b2b4 100644
--- a/src/main/java/org/gcube/portlets/widgets/imagepreviewerwidget/client/ui/Carousel.ui.xml
+++ b/src/main/java/org/gcube/portlets/widgets/imagepreviewerwidget/client/ui/Carousel.ui.xml
@@ -20,9 +20,31 @@
 		font-weight: bold;
 	}
 	
-	.modal-text-size {
+	@external .modal-header;
+	.modal-header {
+		text-align: center;
 		font-family: "Helvetica Neue", Arial, sans-serif;
-		font-size: 14px;
+		height: 20px;
+	}
+	
+	@external .modal-body;
+	.modal-body {
+		position: relative;
+		max-height: 400px;
+		padding: 0;
+		overflow-y: auto;
+	}
+	
+	@external .modal-footer;
+	.modal-footer {
+		padding: 10px 10px 10px;
+		margin-bottom: 0px;
+		text-align: right;
+		background-color: #F5F5F5;
+		border-top: 1px solid #DDD;
+		border-radius: 0px 0px 6px 6px;
+		box-shadow: 0px 1px 0px #FFF inset;
+	}
 	}
 	</ui:style>
 	<g:HTMLPanel>
diff --git a/src/main/webapp/ImagePreviewer.css b/src/main/webapp/ImagePreviewer.css
index b45c86c..db098d8 100644
--- a/src/main/webapp/ImagePreviewer.css
+++ b/src/main/webapp/ImagePreviewer.css
@@ -1,4 +1,4 @@
-.modal-style {
-	font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
-	font-size: 14px;
+h3 {
+	font-size: 14px !important;
+	color: #3B5998!important;
 }
\ No newline at end of file