diff --git a/src/board/UBBoardController.cpp b/src/board/UBBoardController.cpp
index 6a07e994..7dd647c6 100644
--- a/src/board/UBBoardController.cpp
+++ b/src/board/UBBoardController.cpp
@@ -1155,7 +1155,7 @@ void UBBoardController::setActiveDocumentScene(UBDocumentProxy* pDocumentProxy,
     }
 
     // Notify the navigator palette that the document has changed
-    mPaletteManager->leftPalette()->pageNavigator()->setDocument(pDocumentProxy);
+    emit setDocOnPageNavigator(pDocumentProxy);
 
     if (sceneChange)
     {
diff --git a/src/board/UBBoardController.h b/src/board/UBBoardController.h
index 0ddb0412..1fdeb6b3 100644
--- a/src/board/UBBoardController.h
+++ b/src/board/UBBoardController.h
@@ -261,6 +261,7 @@ class UBBoardController : public QObject
         void cacheEnabled();
         void cacheDisabled();
         void pageChanged();
+        void setDocOnPageNavigator(UBDocumentProxy* doc);
 
     protected:
 
diff --git a/src/board/UBBoardPaletteManager.cpp b/src/board/UBBoardPaletteManager.cpp
index 7762cd1b..e3abfc04 100755
--- a/src/board/UBBoardPaletteManager.cpp
+++ b/src/board/UBBoardPaletteManager.cpp
@@ -73,7 +73,9 @@ UBBoardPaletteManager::UBBoardPaletteManager(QWidget* container, UBBoardControll
     , mPendingZoomButtonPressed(false)
     , mPendingPanButtonPressed(false)
     , mPendingEraseButtonPressed(false)
-
+    , mpPageNavigWidget(NULL)
+    , mpLibWidget(NULL)
+    , mpCachePropWidget(NULL)
 {
     setupPalettes();
     connectPalettes();
@@ -82,6 +84,21 @@ UBBoardPaletteManager::UBBoardPaletteManager(QWidget* container, UBBoardControll
 
 UBBoardPaletteManager::~UBBoardPaletteManager()
 {
+    if(NULL != mpPageNavigWidget)
+    {
+        delete mpPageNavigWidget;
+        mpPageNavigWidget = NULL;
+    }
+    if(NULL != mpLibWidget)
+    {
+        delete mpLibWidget;
+        mpLibWidget = NULL;
+    }
+    if(NULL != mpCachePropWidget)
+    {
+        delete mpCachePropWidget;
+        mpCachePropWidget = NULL;
+    }
     delete mAddItemPalette;
     if(NULL != mLeftPalette)
     {
@@ -112,15 +129,37 @@ void UBBoardPaletteManager::setupLayout()
 
 }
 
+/**
+ * \brief Set up the dock palette widgets
+ */
+void UBBoardPaletteManager::setupDockPaletteWidgets()
+{
+    // LEFT palette widgets
+    mLeftPalette->registerWidget(mpPageNavigWidget);
+    mLeftPalette->addTabWidget(mpPageNavigWidget);
+    mLeftPalette->connectSignals();
+
+    // RIGHT palette widgets
+    mRightPalette->registerWidget(mpLibWidget);
+    mRightPalette->registerWidget(mpCachePropWidget);
+    mRightPalette->addTabWidget(mpLibWidget);
+    mRightPalette->connectSignals();
+}
 
 void UBBoardPaletteManager::setupPalettes()
 {
     // Add the dock palettes
     mLeftPalette = new UBLeftPalette(mContainer);
-
-    // We disable the lib palette for the moment because it is not yet available
     mRightPalette = new UBRightPalette(mContainer);
 
+    // Create the widgets for the dock palettes
+    mpPageNavigWidget = new UBPageNavigationWidget();
+    mpLibWidget = new UBLibWidget();
+    mpCachePropWidget = new UBCachePropertiesWidget();
+
+    setupDockPaletteWidgets();
+
+
     // Add the other palettes
     mStylusPalette = new UBStylusPalette(mContainer, UBSettings::settings()->appToolBarOrientationVertical->get().toBool() ? Qt::Vertical : Qt::Horizontal);
     connect(mStylusPalette, SIGNAL(stylusToolDoubleClicked(int)), UBApplication::boardController, SLOT(stylusToolDoubleClicked(int)));
@@ -396,9 +435,9 @@ void UBBoardPaletteManager::activeSceneChanged()
     if (mStylusPalette)
         connect(mStylusPalette, SIGNAL(mouseEntered()), activeScene, SLOT(hideEraser()));
 
-    if (mLeftPalette)
+    if (mpPageNavigWidget)
     {
-        mLeftPalette->pageNavigator()->setPageNumber(pageIndex + 1, activeScene->document()->pageCount());
+        mpPageNavigWidget->setPageNumber(pageIndex + 1, activeScene->document()->pageCount());
     }
 
     if (mZoomPalette)
@@ -562,10 +601,11 @@ void UBBoardPaletteManager::addItemToLibrary()
                      , Qt::KeepAspectRatio, Qt::SmoothTransformation);
         }
         QImage image = mPixmap.toImage();
-        // TODO:Claudio
-        // This is a wrong way of calling importImageOnLibrary but for the moment it works because element on mRightPalette are predefined.
-        mRightPalette->libWidget()->libNavigator()->libraryWidget()->libraryController()->importImageOnLibrary(image);
 
+        if(NULL != mpLibWidget)
+        {
+            mpLibWidget->libNavigator()->libraryWidget()->libraryController()->importImageOnLibrary(image);
+        }
     }
     else
     {
diff --git a/src/board/UBBoardPaletteManager.h b/src/board/UBBoardPaletteManager.h
index 1432ad0e..a4d0e08e 100644
--- a/src/board/UBBoardPaletteManager.h
+++ b/src/board/UBBoardPaletteManager.h
@@ -22,6 +22,9 @@
 #include "web/UBRoutedMouseEventWebView.h"
 #include "gui/UBLeftPalette.h"
 #include "gui/UBRightPalette.h"
+#include "gui/UBPageNavigationWidget.h"
+#include "gui/UBLibWidget.h"
+#include "gui/UBCachePropertiesWidget.h"
 
 class UBStylusPalette;
 class UBClockPalette;
@@ -61,6 +64,7 @@ class UBBoardPaletteManager : public QObject
         void setupPalettes();
         void connectPalettes();
         void positionFreeDisplayPalette();
+        void setupDockPaletteWidgets();
 
         QWidget* mContainer;
         UBBoardController *mBoardControler;
@@ -69,7 +73,9 @@ class UBBoardPaletteManager : public QObject
 
         UBZoomPalette *mZoomPalette;
 
+        /** The left dock palette */
         UBLeftPalette* mLeftPalette;
+        /** The right dock palette */
         UBRightPalette* mRightPalette;
 
         UBActionPalette *mBackgroundsPalette;
@@ -95,6 +101,13 @@ class UBBoardPaletteManager : public QObject
         QTime mEraseButtonPressedTime;
         bool mPendingEraseButtonPressed;
 
+        /** The page navigator widget */
+        UBPageNavigationWidget* mpPageNavigWidget;
+        /** The library widget */
+        UBLibWidget* mpLibWidget;
+        /** The cache properties widget */
+        UBCachePropertiesWidget* mpCachePropWidget;
+
     private slots:
 
         void changeBackground();
diff --git a/src/gui/UBDockPalette.cpp b/src/gui/UBDockPalette.cpp
index 2d54f017..7e0e49fe 100644
--- a/src/gui/UBDockPalette.cpp
+++ b/src/gui/UBDockPalette.cpp
@@ -260,6 +260,10 @@ void UBDockPalette::mouseReleaseEvent(QMouseEvent *event)
     mCanResize = false;
 }
 
+/**
+ * \brief Handle the resize event
+ * @param event as the resize event
+ */
 void UBDockPalette::resizeEvent(QResizeEvent *event)
 {
     Q_UNUSED(event);
@@ -461,6 +465,10 @@ void UBDockPalette::tabClicked(int tabIndex)
     }
 }
 
+/**
+ * \brief Show the tab widget related to the given index
+ * @param tabIndex as the given index
+ */
 void UBDockPalette::showTabWidget(int tabIndex)
 {
     mpStackWidget->setCurrentIndex(tabIndex);
@@ -473,6 +481,9 @@ void UBDockPalette::showTabWidget(int tabIndex)
     }
 }
 
+/**
+ * \brief Toggle the collapse / expand state
+ */
 void UBDockPalette::toggleCollapseExpand()
 {
     if(mLastWidth == -1)
@@ -489,11 +500,18 @@ void UBDockPalette::toggleCollapseExpand()
     }
 }
 
+/**
+ * \brief Set the tabs orientation
+ * @param orientation as the given tabs orientation
+ */
 void UBDockPalette::setTabsOrientation(eUBDockTabOrientation orientation)
 {
     mTabsOrientation = orientation;
 }
 
+/**
+ * \brief Update the tab position regarding the toolbar position (up or down)
+ */
 void UBDockPalette::onToolbarPosUpdated()
 {
     // Get the position of the tab
@@ -508,11 +526,19 @@ void UBDockPalette::onToolbarPosUpdated()
     update();
 }
 
+/**
+ * \brief Get the custom margin
+ * @return the custom margin value
+ */
 int UBDockPalette::customMargin()
 {
     return 5;
 }
 
+/**
+ * \brief Add the given tab widget
+ * @param widget as the given widget
+ */
 void UBDockPalette::addTabWidget(UBDockPaletteWidget *widget)
 {
     if(!mTabWidgets.contains(widget))
@@ -525,6 +551,10 @@ void UBDockPalette::addTabWidget(UBDockPaletteWidget *widget)
     }
 }
 
+/**
+ * \brief Remove the given tab
+ * @param widgetName as the tab widget name
+ */
 void UBDockPalette::removeTab(const QString &widgetName)
 {
     for(int i = 0; i < mTabWidgets.size(); i++)
@@ -541,17 +571,28 @@ void UBDockPalette::removeTab(const QString &widgetName)
     }
 }
 
+/**
+ * \brief Handle the resize request
+ * @param event as the given resize request
+ */
 void UBDockPalette::onResizeRequest(QResizeEvent *event)
 {
     resizeEvent(event);
 }
 
+/**
+ * \brief Get the tab spacing
+ * @return the tab spacing
+ */
 int UBDockPalette::tabSpacing()
 {
     return 2;
 }
 
-// This method is used to show the tab widget
+/**
+ * \brief Show the given widget
+ * @param widgetName as the given widget name
+ */
 void UBDockPalette::onShowTabWidget(const QString &widgetName)
 {
     for(int i = 0; i < mRegisteredWidgets.size(); i++)
@@ -565,12 +606,18 @@ void UBDockPalette::onShowTabWidget(const QString &widgetName)
     }
 }
 
-// This method is used to hide the tab widget
+/**
+ * \brief Hide the given widget
+ * @param widgetName as the given widget name
+ */
 void UBDockPalette::onHideTabWidget(const QString &widgetName)
 {
     removeTab(widgetName);
 }
 
+/**
+ * \brief Connect the show / hide signals of the widget related to this dock palette
+ */
 void UBDockPalette::connectSignals()
 {
     for(int i=0; i < mRegisteredWidgets.size(); i++)
@@ -580,10 +627,16 @@ void UBDockPalette::connectSignals()
     }
 }
 
+/**
+ * \brief Register the given widget
+ * @param widget as the given widget
+ */
 void UBDockPalette::registerWidget(UBDockPaletteWidget *widget)
 {
     if(!mRegisteredWidgets.contains(widget))
     {
+        // Update the parent of this widget
+        widget->setParent(this);
         mRegisteredWidgets.append(widget);
 
         // By default, the widget is hidden
diff --git a/src/gui/UBDockPalette.h b/src/gui/UBDockPalette.h
index 3854eb53..627535da 100644
--- a/src/gui/UBDockPalette.h
+++ b/src/gui/UBDockPalette.h
@@ -72,16 +72,15 @@ public:
 
     void setBackgroundBrush(const QBrush& brush);
     void registerWidget(UBDockPaletteWidget* widget);
+    void addTabWidget(UBDockPaletteWidget* widget);
+    void removeTab(const QString& widgetName);
+    void connectSignals();
 
 public slots:
     void onShowTabWidget(const QString& widgetName);
     void onHideTabWidget(const QString& widgetName);
 
 protected:
-    void addTabWidget(UBDockPaletteWidget* widget);
-    void removeTab(const QString& widgetName);
-    void connectSignals();
-
     virtual int border();
     virtual int radius();
     virtual int customMargin();
@@ -109,15 +108,10 @@ protected:
     QTime mClickTime;
     /** The mouse pressed position */
     QPoint mMousePressPos;
-//    /** The palette icon */
-//    QPixmap mIcon;
-//    QPixmap mCollapsedIcon;
     /** The tab orientation */
     eUBDockTabOrientation mTabsOrientation;
     /** The h position of the tab */
     int mHTab;
-    /** The tab widgets */
-    //QMap<QString, UBDockPaletteWidget*> mTabWidgets;
     /** The stacked widget */
     QStackedWidget* mpStackWidget;
     /** The layout */
@@ -136,7 +130,6 @@ private slots:
 private:
     void tabClicked(int tabIndex);
     int tabSpacing();
-
     void toggleCollapseExpand();
 };
 
diff --git a/src/gui/UBLeftPalette.cpp b/src/gui/UBLeftPalette.cpp
index 2172eb2b..c5debaa6 100644
--- a/src/gui/UBLeftPalette.cpp
+++ b/src/gui/UBLeftPalette.cpp
@@ -13,52 +13,45 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #include "UBLeftPalette.h"
+#include "core/UBSettings.h"
 
+/**
+ * \brief The constructor
+ */
 UBLeftPalette::UBLeftPalette(QWidget *parent, const char *name):UBDockPalette(parent)
-  , mpPageNavigator(NULL)
 {
     setObjectName(name);
     setOrientation(eUBDockOrientation_Left);
     mLastWidth = 300;
     mCollapseWidth = 180;
-/*
-    resize(UBSettings::settings()->libPaletteWidth->get().toInt(), parentWidget()->height());
-    mpLayout->setContentsMargins(2*border() + customMargin(), customMargin(), customMargin(), customMargin());
-*/
 
     resize(UBSettings::settings()->navigPaletteWidth->get().toInt(), parentWidget()->height());
     mpLayout->setContentsMargins(customMargin(), customMargin(), 2*border() + customMargin(), customMargin());
 
-    // Add the widgets here
-    mpPageNavigator = new UBPageNavigationWidget(this);
-    addTabWidget(mpPageNavigator);
 }
 
+/**
+ * \brief The destructor
+ */
 UBLeftPalette::~UBLeftPalette()
 {
-    if(NULL != mpPageNavigator)
-    {
-        delete mpPageNavigator;
-        mpPageNavigator = NULL;
-    }
+
 }
 
+/**
+ * \brief Update the maximum width
+ */
 void UBLeftPalette::updateMaxWidth()
 {
     setMaximumWidth(300);
 }
 
+/**
+ * \brief Handle the resize event
+ * @param event as the resize event
+ */
 void UBLeftPalette::resizeEvent(QResizeEvent *event)
 {
     UBDockPalette::resizeEvent(event);
-    if(NULL != mpPageNavigator)
-    {
-        mpPageNavigator->setMinimumHeight(height() - 2*border());
-    }
     UBSettings::settings()->navigPaletteWidth->set(width());
 }
-
-UBPageNavigationWidget* UBLeftPalette::pageNavigator()
-{
-    return mpPageNavigator;
-}
diff --git a/src/gui/UBLeftPalette.h b/src/gui/UBLeftPalette.h
index a2f549ec..cdb49330 100644
--- a/src/gui/UBLeftPalette.h
+++ b/src/gui/UBLeftPalette.h
@@ -16,7 +16,6 @@
 #define UBLEFTPALETTE_H
 
 #include "UBDockPalette.h"
-#include "UBPageNavigationWidget.h"
 
 class UBLeftPalette : public UBDockPalette
 {
@@ -24,15 +23,9 @@ public:
     UBLeftPalette(QWidget* parent=0, const char* name="UBLeftPalette");
     ~UBLeftPalette();
 
-    UBPageNavigationWidget* pageNavigator();
-
 protected:
     void updateMaxWidth();
     void resizeEvent(QResizeEvent *event);
-
-private:
-    UBPageNavigationWidget* mpPageNavigator;
-
 };
 
 #endif // UBLEFTPALETTE_H
diff --git a/src/gui/UBPageNavigationWidget.cpp b/src/gui/UBPageNavigationWidget.cpp
index 557f86b0..a5fd7ed3 100644
--- a/src/gui/UBPageNavigationWidget.cpp
+++ b/src/gui/UBPageNavigationWidget.cpp
@@ -68,6 +68,7 @@ UBPageNavigationWidget::UBPageNavigationWidget(QWidget *parent, const char *name
     mTimerID = startTimer(1000);
 
     connect(mNavigator, SIGNAL(changeCurrentPage()), this, SLOT(changeCurrentPage()));
+    connect(UBApplication::boardController, SIGNAL(setDocOnPageNavigator(UBDocumentProxy*)), this, SLOT(onSetDocOnPageNavigator(UBDocumentProxy*)));
 }
 
 /**
@@ -173,12 +174,29 @@ void UBPageNavigationWidget::setPageNumber(int current, int total)
     mPageNbr->setText(QString("%1 / %2").arg(current).arg(total));
 }
 
+/**
+ * \brief Get the custom margin value
+ * @return the custom margin value
+ */
 int UBPageNavigationWidget::customMargin()
 {
     return 5;
 }
 
+/**
+ * \brief Get the border value
+ * @return the border value
+ */
 int UBPageNavigationWidget::border()
 {
     return 15;
 }
+
+/**
+ * \brief Set the current document
+ * @param doc as the current document
+ */
+void UBPageNavigationWidget::onSetDocOnPageNavigator(UBDocumentProxy *doc)
+{
+    setDocument(doc);
+}
diff --git a/src/gui/UBPageNavigationWidget.h b/src/gui/UBPageNavigationWidget.h
index ce4993bb..bd54e10b 100644
--- a/src/gui/UBPageNavigationWidget.h
+++ b/src/gui/UBPageNavigationWidget.h
@@ -45,6 +45,9 @@ public slots:
 protected:
     virtual void timerEvent(QTimerEvent *event);
 
+private slots:
+    void onSetDocOnPageNavigator(UBDocumentProxy* doc);
+
 private:
     void updateTime();
     int customMargin();
diff --git a/src/gui/UBRightPalette.cpp b/src/gui/UBRightPalette.cpp
index c48cdc92..ee54b4e7 100644
--- a/src/gui/UBRightPalette.cpp
+++ b/src/gui/UBRightPalette.cpp
@@ -17,9 +17,10 @@
 
 #include "UBRightPalette.h"
 
-
+/**
+ * \brief The constructor
+ */
 UBRightPalette::UBRightPalette(QWidget *parent, const char *name):UBDockPalette(parent)
-  , mpLibWidget(NULL)
 {
     setObjectName(name);
     setOrientation(eUBDockOrientation_Right);
@@ -27,50 +28,32 @@ UBRightPalette::UBRightPalette(QWidget *parent, const char *name):UBDockPalette(
     mLastWidth = 300;
     resize(UBSettings::settings()->libPaletteWidth->get().toInt(), parentWidget()->height());
     mpLayout->setContentsMargins(2*border() + customMargin(), customMargin(), customMargin(), customMargin());
-
-    // Create and register the widgets
-    mpLibWidget = new UBLibWidget(this);
-    mpCachePropWidget = new UBCachePropertiesWidget(this);
-    registerWidget(mpLibWidget);
-    registerWidget(mpCachePropWidget);
-
-    // Add the visible widgets
-    addTabWidget(mpLibWidget);
-
-    connectSignals();
 }
 
+/**
+ * \brief The destructor
+ */
 UBRightPalette::~UBRightPalette()
 {
-    if(NULL != mpLibWidget)
-    {
-        delete mpLibWidget;
-        mpLibWidget = NULL;
-    }
-    if(NULL != mpCachePropWidget)
-    {
-        delete mpCachePropWidget;
-        mpCachePropWidget = NULL;
-    }
-}
 
-UBLibWidget* UBRightPalette::libWidget()
-{
-    return mpLibWidget;
 }
 
+/**
+ * \brief Handle the mouse move event
+ * @event as the mouse move event
+ */
 void UBRightPalette::mouseMoveEvent(QMouseEvent *event)
 {
     if(mCanResize)
     {
         UBDockPalette::mouseMoveEvent(event);
     }
-    else
-    {
-        //qDebug() << "Mouse move event detected!" ;
-    }
 }
 
+/**
+ * \brief Handle the resize event
+ * @param event as the resize event
+ */
 void UBRightPalette::resizeEvent(QResizeEvent *event)
 {
     UBDockPalette::resizeEvent(event);
@@ -78,39 +61,12 @@ void UBRightPalette::resizeEvent(QResizeEvent *event)
     emit resized();
 }
 
+/**
+ * \brief Update the maximum width
+ */
 void UBRightPalette::updateMaxWidth()
 {
     setMaximumWidth((int)((parentWidget()->width() * 2)/3));
     setMaximumHeight(parentWidget()->height());
     setMinimumHeight(parentWidget()->height());
 }
-
-//void UBRightPalette::onCacheEnabled()
-//{
-//    if(mpCachePropWidget->isHidden())
-//    {
-//        mpCachePropWidget->setVisible(true);
-//        // Add the cache tab
-//        addTabWidget(mpCachePropWidget);
-//    }
-
-//    // Set the cache of the current page as the active one for the properties widget
-//    mpCachePropWidget->updateCurrentCache();
-
-//    // Show the cache properties widget
-//    for(int i = 0; i < mTabWidgets.size(); i++)
-//    {
-//        if((NULL != mTabWidgets.at(i)) && ("CachePropWidget" == mTabWidgets.at(i)->name()))
-//        {
-//            showTabWidget(i);
-//            break;
-//        }
-//    }
-
-//}
-
-//void UBRightPalette::onCacheDisabled()
-//{
-//    removeTab(mpCachePropWidget->name());
-//    mpCachePropWidget->hide();
-//}
diff --git a/src/gui/UBRightPalette.h b/src/gui/UBRightPalette.h
index 2181a8a4..df0e82e5 100644
--- a/src/gui/UBRightPalette.h
+++ b/src/gui/UBRightPalette.h
@@ -16,8 +16,6 @@
 #define UBRIGHTPALETTE_H
 
 #include "UBDockPalette.h"
-#include "UBLibWidget.h"
-#include "UBCachePropertiesWidget.h"
 
 class UBRightPalette : public UBDockPalette
 {
@@ -26,8 +24,6 @@ public:
     UBRightPalette(QWidget* parent=0, const char* name="UBRightPalette");
     ~UBRightPalette();
 
-    UBLibWidget* libWidget();
-
 signals:
     void resized();
 
@@ -35,14 +31,6 @@ protected:
     void updateMaxWidth();
     void mouseMoveEvent(QMouseEvent *event);
     void resizeEvent(QResizeEvent *event);
-
-private slots:
-//    void onCacheEnabled();
-//    void onCacheDisabled();
-
-private:
-    UBLibWidget* mpLibWidget;
-    UBCachePropertiesWidget* mpCachePropWidget;
 };
 
 #endif // UBRIGHTPALETTE_H