diff -r b51a10574e7f -r 594fdedecf7f client/src/Iri.Modernisation.Controls/ViewModel/ConsultationView/ConsultationViewVM.cs
--- a/client/src/Iri.Modernisation.Controls/ViewModel/ConsultationView/ConsultationViewVM.cs	Wed Feb 10 14:56:46 2010 +0100
+++ b/client/src/Iri.Modernisation.Controls/ViewModel/ConsultationView/ConsultationViewVM.cs	Thu Feb 11 17:29:23 2010 +0100
@@ -71,7 +71,14 @@
             {
                 _selectedVideoBookIndex= value;
                 OnPropertyChanged("SelectedVideoBookIndex");
-                ConsultationBookViewContextMenu.SelectedBookVM = (_selectedVideoBooks[value]);
+                if (_selectedVideoBooks.Count > value && value >= 0)
+                {
+                    ConsultationBookViewContextMenu.SelectedBookVM = (_selectedVideoBooks[value]);
+                }
+                else
+                {
+                    ConsultationBookViewContextMenu.SelectedBookVM = null;
+                }
                
             }
         }
@@ -121,6 +128,13 @@
             Commands.PolemicElement.SelectPolemicElement.Executed += new EventHandler<SLExtensions.Input.ExecutedEventArgs>(SelectPolemicElement_Executed);
             Commands.AnnotationMaker.NewAnnotationFinished.Executed += new EventHandler<SLExtensions.Input.ExecutedEventArgs>(NewAnnotationFinished_Executed);
             Commands.BookTimeLine.LeftClickOnElement.Executed += new EventHandler<SLExtensions.Input.ExecutedEventArgs>(LeftClickOnElement_Executed);
+            Commands.BookTimeLine.CloseBookTimeLine.Executed += new EventHandler<SLExtensions.Input.ExecutedEventArgs>(CloseBookTimeLine_Executed);
+        }
+
+        void CloseBookTimeLine_Executed(object sender, SLExtensions.Input.ExecutedEventArgs e)
+        {
+            SelectedVideoBooks.Remove((BookTimeLineVM)e.Parameter);
+            BookDeleted(this,new ConsultationVieVMSelectBookArg(((BookTimeLineVM)e.Parameter).SelectedBook));
         }
 
         void LeftClickOnElement_Executed(object sender, SLExtensions.Input.ExecutedEventArgs e)
@@ -142,7 +156,9 @@
 
            
         }
-       
+
+        List<String> InDownloadFile { get; set; }
+
         /// <summary>
         /// Evenement lors d'un click sur un livre de la liste
         /// </summary>
@@ -152,23 +168,25 @@
         {
 
             bool CanAdd = true;
+            VideoBook clickedVideoBook = ((VideoBook)e.Parameter);
             //On regarde si le VideoLivre qu'on à choisis n'est pas déjà dans la liste des VideoLivres sélectionné
             foreach (BookTimeLineVM BookTLVM in SelectedVideoBooks)
             {
-                if (BookTLVM.SelectedBook.LdtPath == ((VideoBook)e.Parameter).LdtPath)
+                if (BookTLVM.SelectedBook.LdtPath == clickedVideoBook.LdtPath)
                 {
                     CanAdd = false;
                 }
             }
-            if (CanAdd)
+            if (CanAdd && !InDownloadFile.Contains(clickedVideoBook.LdtPath))
             {
                 //Préparation du loader
                /* _loaderVideoBook = new Loader<VideoBook>(LDTFileReader.ConvertToVideoBook);
                 _loaderVideoBook.LoaderFinished += new EventHandler<EventArgs>(LoaderVideoBook_LoaderFinished);
                 _loaderVideoBook.Load(((VideoBook)e.Parameter).LdtPath);*/
+                InDownloadFile.Add(clickedVideoBook .LdtPath);
                 _loaderVideoBook = new VideoBookLoader();
                 _loaderVideoBook.LoaderFinished += new EventHandler<LoaderEventArgs<VideoBook>>(_loaderVideoBook_LoaderFinished);
-                _loaderVideoBook.Load(((VideoBook)e.Parameter).LdtPath);
+                _loaderVideoBook.Load(clickedVideoBook.LdtPath);
             }
             
 
@@ -179,25 +197,15 @@
             VideoBook addedVideoBook = ((LoaderEventArgs<VideoBook>)e).CreatedObject;
             BookTimeLineVM temp = new BookTimeLineVM(addedVideoBook);
             temp.ViewModelVideoViewer = ConsultationBookViewContextMenu.ActualVideoSourceVM;
-            SelectedVideoBooks.Add(temp); ;
+            SelectedVideoBooks.Add(temp);
+            InDownloadFile.Remove(addedVideoBook.LdtPath);
+
+            if(BookDownloaded!=null)
+            BookDownloaded(this,new ConsultationVieVMSelectBookArg(addedVideoBook));
         }
 
-        /// <summary>
-        /// Fonction une fois que le fichier .ldt à été chargé
-        /// </summary>
-        /// <param name="sender"></param>
-        /// <param name="e"></param>
-     /*   private void LoaderVideoBook_LoaderFinished(object sender, EventArgs e)
-        {
-            VideoBook addedVideoBook = ((LoaderEventArgs<VideoBook>)e).CreatedObject;
-            ///------- ///
-            addedVideoBook.LdtPath = _loaderVideoBook.Path;
-            ///-----------------///
-            BookTimeLineVM temp = new BookTimeLineVM(addedVideoBook);
-            temp.ViewModelVideoViewer = ConsultationBookViewContextMenu.ActualVideoSourceVM;
-            SelectedVideoBooks.Add(temp);
-            
-        }*/
+        public event EventHandler<ConsultationVieVMSelectBookArg> BookDownloaded;
+        public event EventHandler<ConsultationVieVMSelectBookArg> BookDeleted;
 
         
         private void CreateNewTextualAnnotation_Executed(object sender, SLExtensions.Input.ExecutedEventArgs e)
@@ -208,6 +216,7 @@
         public ConsultationViewVM()
         {
             InitializeCommands();
+            InDownloadFile = new List<string>();
             _consultationBookViewContextMenu = new ConsultationBookViewVM();
             ViewModelAnnotationMaker = new AnnotationMakerVM();
             SelectedVideoBooks = new SLExtensions.Collections.ObjectModel.ObservableCollection<BookTimeLineVM>();
@@ -225,4 +234,12 @@
             }
         }
     }
+    public class ConsultationVieVMSelectBookArg : EventArgs
+    {
+        public VideoBook Book {get;private set;}
+        public ConsultationVieVMSelectBookArg (VideoBook book)
+        {
+            Book=book;
+        }
+    }
 }