diff --git a/Tirage_V1.0.ps1 b/Tirage_V1.0.ps1
index e69de29..c8af805 100644
--- a/Tirage_V1.0.ps1
+++ b/Tirage_V1.0.ps1
@@ -0,0 +1,54 @@
+try {
+    $assembly_list = "PresentationFramework","System.Windows.Forms","PresentationCore","WindowsBase","System.Xaml","UIAutomationClient","UIAutomationTypes","WindowsFormsIntegration","System","System.Core","mscorlib","System.Management.Automation","System.Threading"
+    foreach ($assembly in $assembly_list)
+    {
+        # Chargement des assemblies
+        Add-Type -AssemblyName $assembly
+        # Test des assemblies chargées
+        $loadedAssemblies = [System.AppDomain]::CurrentDomain.GetAssemblies()| Where-Object { $_.GetName().Name -eq $assembly } 
+        $assemblyLoaded = $loadedAssemblies.FullName -contains $assembly
+        if ($null -ne $assemblyLoaded) {
+            $logassembly = "L'assembly '$assembly' est chargé correctement."
+            ###WriteToLogFile0 $logassembly
+        } else {
+            $logassembly = "L'assembly '$assembly' n'est pas chargé correctement."
+            ###WriteToLogFile0 $logassembly
+        }
+    }
+    $loaded_assembly_list = [System.AppDomain]::CurrentDomain.GetAssemblies()| Select-Object -Property FullName 
+    foreach ($loaded_assembly in $loaded_assembly_list)
+    {
+        $logloadedassembly = "L'assembly suivante est chargé: '$loaded_assembly'"
+        ###WriteToLogFile0 $logloadedassembly
+    }
+}
+catch {
+    $logwpf = "ligne 55 - une exeption s'est produite $_.Exception.Message "
+    ###WriteToLogFile0 $logwpf
+}
+[xml]$Fenetre_principale = @"
+<Window 
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" 
+        Title="MainWindow" Height="450" Width="485">
+    <Grid Background="#FFC1C3CB">
+        <Button Name="Start" Content="Tirage au sort" HorizontalAlignment="Center" FontSize="20" FontWeight="Bold" FontFamily="Comic Sans MS" Margin="0,10,0,0" VerticalAlignment="Top" Width="174" Height="46" />
+        <GroupBox Header="Qui offre à qui?" FontSize="16" FontWeight="Bold" FontFamily="Comic Sans MS" BorderBrush="CornFlowerBlue" Margin="7,61,7,93">
+            <DataGrid Name="ConnexionGrid" ItemsSource="{Binding}" Height="323">
+                <DataGrid.Columns >
+                    <DataGridTextColumn Header="Participant" Binding="{Binding Participant}"/>
+                    <DataGridTextColumn Header="Cette Année" Binding="{Binding Année_N}"/>
+                    <DataGridTextColumn Header="L'Année Dernière" Binding="{Binding Année_N-1}"/>
+                </DataGrid.Columns>
+            </DataGrid>
+        </GroupBox>
+        <Button Name="Accepter" Content="Tirage ok" HorizontalAlignment="Left" FontSize="20" FontWeight="Bold" FontFamily="Comic Sans MS" Margin="34,358,0,0" VerticalAlignment="Top" Width="174" Height="46" />
+        <Button Name="Relancer" Content="Relancer tirage" HorizontalAlignment="Left" FontSize="20" FontWeight="Bold" FontFamily="Comic Sans MS" Margin="273,358,0,0" VerticalAlignment="Top" Width="174" Height="46" />
+    </Grid>
+</Window>
+"@
+
+$FormFenetre_principale = (New-Object System.Xml.XmlNodeReader $Fenetre_principale)
+$Window = [Windows.Markup.XamlReader]::Load($FormFenetre_principale)
+
+$Window.ShowDialog() | Out-Null