diff --git a/CompoWindow/CompoListPage/CompoListPageVM.vb b/CompoWindow/CompoListPage/CompoListPageVM.vb
index 786cec9..339ed4f 100644
--- a/CompoWindow/CompoListPage/CompoListPageVM.vb
+++ b/CompoWindow/CompoListPage/CompoListPageVM.vb
@@ -108,6 +108,8 @@ Public Class CompoListPageVM
       End Get
       Set(value As Boolean)
          If m_SideAngle_IsChecked OrElse m_Drip_IsChecked Then Return
+         CompoWindowMap.refCompoSceneHostV.m_SelListHole.Clear()
+         CompoWindowMap.refCompoSceneHostV.m_DeselectListHole.Clear()
          m_FiloTop_IsChecked = value
          If value Then
             ' Se non ci sono loop interni, imposto quello esterno
@@ -122,6 +124,7 @@ Public Class CompoListPageVM
             SideEntityControl = New SideEntityControlV(m_SideEntityControlVM)
             m_CompoListVisibility = Visibility.Collapsed
             m_CompoBackVisibility = Visibility.Collapsed
+            CompoWindowMap.refCompoSceneHostV.SetRefSideEntityControlVM(m_SideEntityControlVM)
          Else
             m_SideEntityControlVM.Close()
             m_SideEntityControlVM = Nothing
diff --git a/CompoWindow/CompoParamPage/CompoParamPageV.xaml b/CompoWindow/CompoParamPage/CompoParamPageV.xaml
index 55d3d17..0f1fdac 100644
--- a/CompoWindow/CompoParamPage/CompoParamPageV.xaml
+++ b/CompoWindow/CompoParamPage/CompoParamPageV.xaml
@@ -22,8 +22,8 @@
                 </ToggleButton.Content>
             </ToggleButton>
             
-            <!--FiloTop--><!--
-            <ToggleButton Padding="0"
+            <!--FiloTop-->
+            <!--<ToggleButton Padding="0"
                        IsChecked="{Binding FiloTop_IsChecked}"
                        Style="{StaticResource CompoWindow_ToggleButton}"
                        Margin="0,0,1.75,0"
diff --git a/CompoWindow/CompoParamPage/CompoParamPageVM.vb b/CompoWindow/CompoParamPage/CompoParamPageVM.vb
index 99de1c8..6ff18f3 100644
--- a/CompoWindow/CompoParamPage/CompoParamPageVM.vb
+++ b/CompoWindow/CompoParamPage/CompoParamPageVM.vb
@@ -67,8 +67,6 @@ Public Class CompoParamPageVM
    Private m_AlzAndFront_Visibility As Visibility 
    Public Property AlzAndFront_Visibility As Visibility
       Get
-         '' !!!! Temporaneamente in attesa di completamento Frontalini e alzatine !!!!
-         'Return Visibility.Collapsed 
          Return m_AlzAndFront_Visibility
       End Get
       Set(value As Visibility)
@@ -750,6 +748,50 @@ Public Class CompoParamPageVM
       NotifyPropertyChanged("MsgColor")
    End Sub
 
+   Private Sub UpdateInLoopReference(nCmp As Integer)
+      ' aggiorno il layer "FiloTop"
+      Dim nIdInLoop As Integer = EgtGetFirstNameInGroup(EgtGetFirstGroupInGroup(GDB_ID.ROOT), "InLoop")
+      While nIdInLoop <> GDB_ID.NULL
+         Dim nCmpInfoIL As Integer = 0
+         If EgtGetInfo(nIdInLoop, "ID", nCmpInfoIL) AndAlso nCmp = nCmpInfoIL Then
+            Dim nLayFiloTop As Integer = GDB_ID.NULL
+            EgtGetInfo(nIdInLoop, "FiloTopRef", nLayFiloTop)
+            If nLayFiloTop <> GDB_ID.NULL Then
+               Dim LocalList As New List(Of Integer) From {nIdInLoop}
+               If IsNothing(m_SideEntityControlVM) Then
+                  m_SideEntityControlVM = New SideEntityControlVM(SideEntityControlVM.CallingWindowOpt.COMPO,
+                                                            CompoWindowMap.refCompoSceneHostV.CompoScene,
+                                                            SideEntityControlVM.ModeOpt.FILOTOP)
+                  m_SideEntityControlVM.CreateFiloTopPreView(LocalList)
+               Else
+                  m_SideEntityControlVM.CreateFiloTopPreView(LocalList)
+               End If
+               EgtSetStatus(nLayFiloTop, GDB_ST.ON_)
+               Exit While
+            End If
+         End If
+         nIdInLoop = EgtGetNextName(nIdInLoop, "InLoop")
+      End While
+   End Sub
+
+   ' riceve la info "ID" della componente
+   Public Sub SetStatusVisibilityInLoopReference(nCmp As Integer, Status As GDB_ST)
+      ' aggiorno il layer "FiloTop"
+      Dim nIdInLoop As Integer = EgtGetFirstNameInGroup(EgtGetFirstGroupInGroup(GDB_ID.ROOT), "InLoop")
+      While nIdInLoop <> GDB_ID.NULL
+         Dim nCmpInfoIL As Integer = 0
+         If EgtGetInfo(nIdInLoop, "ID", nCmpInfoIL) AndAlso nCmp = nCmpInfoIL Then
+            Dim nLayFiloTop As Integer = GDB_ID.NULL
+            EgtGetInfo(nIdInLoop, "FiloTopRef", nLayFiloTop)
+            If nLayFiloTop <> GDB_ID.NULL Then
+               EgtSetStatus(nLayFiloTop, Status)
+               Exit While
+            End If
+         End If
+         nIdInLoop = EgtGetNextName(nIdInLoop, "InLoop")
+      End While
+   End Sub
+
 #End Region    ' METHODS
 
 #Region "COMMANDS"
@@ -867,6 +909,7 @@ Public Class CompoParamPageVM
             Dim nCmpInfo As Integer = 0
             If EgtGetInfo(nId, "ID", nCmpInfo) AndAlso nCmp = nCmpInfo Then
                EgtSetStatus(nId, GDB_ST.OFF)
+               UpdateInLoopReference(nCmp)
                Exit While
             End If
             nId = EgtGetNextName(nId, "HoleLabels")
diff --git a/CompoWindow/CompoSceneHostV.xaml.vb b/CompoWindow/CompoSceneHostV.xaml.vb
index b3858f8..6453add 100644
--- a/CompoWindow/CompoSceneHostV.xaml.vb
+++ b/CompoWindow/CompoSceneHostV.xaml.vb
@@ -3,6 +3,11 @@ Imports EgtWPFLib5
 
 Public Class CompoSceneHostV
 
+   Public m_SelListHole As New List(Of Integer)
+   Public m_DeselectListHole As New List(Of Integer)
+
+   Private m_refSideEntityControlVM As SideEntityControlVM
+
    Private m_SelFromScene As Boolean = False
    Friend ReadOnly Property SelFromScene As Boolean
       Get
@@ -36,6 +41,10 @@ Public Class CompoSceneHostV
       EgtDraw()
    End Sub
 
+   Public Sub SetRefSideEntityControlVM(refSideEntityControl As SideEntityControlVM)
+      m_refSideEntityControlVM = refSideEntityControl
+   End Sub
+
    Private Sub PreInitializeScene()
       ' imposto colore di default
       Dim DefColor As New Color3d(0, 0, 0)
@@ -156,6 +165,8 @@ Public Class CompoSceneHostV
          Dim nCmpInfo As Integer = 0
          If EgtGetInfo(nHLId, "ID", nCmpInfo) AndAlso nCmp = nCmpInfo Then
             EgtSetStatus(nHLId, GDB_ST.ON_)
+            ' nascondo eventuali FiloTop
+            CompoWindowMap.refCompoParamPageVM.SetStatusVisibilityInLoopReference(nCmp, GDB_ST.OFF)
             Exit While
          End If
          nHLId = EgtGetNextName(nHLId, "HoleLabels")
@@ -262,6 +273,8 @@ Public Class CompoSceneHostV
                      EgtRemoveInfo(nLayId, INFO_DEPTH)
                      EgtResetColor(nLayId)
                   End If
+                  m_DeselectListHole.Add(nLayId)
+                  m_SelListHole.Remove(nLayId)
                Else
                   Dim sLayName As String = ""
                   If EgtGetName(nLayId, sLayName) AndAlso sLayName = NAME_INLOOP Then
@@ -272,12 +285,18 @@ Public Class CompoSceneHostV
                      EgtSetInfo(nLayId, INFO_DEPTH, SideAngleEntity.m_Parameter2)
                      EgtSetColor(nLayId, New Color3d(255, 255, 255))
                   End If
+                  m_SelListHole.Add(nLayId)
+                  m_DeselectListHole.Remove(nLayId)
                End If
                EgtDraw()
             End If
          End If
          nId = EgtGetNextObjInSelWin()
       End While
+      If Not IsNothing(m_refSideEntityControlVM) Then
+         m_refSideEntityControlVM.CreateFiloTopPreView(m_SelListHole)
+         m_refSideEntityControlVM.EraseFiloTopPreview(m_DeselectListHole)
+      End If
    End Sub
 
 #End Region    ' Events
diff --git a/Constants/ConstIni.vb b/Constants/ConstIni.vb
index 07b8bec..80f99c1 100644
--- a/Constants/ConstIni.vb
+++ b/Constants/ConstIni.vb
@@ -112,6 +112,7 @@ Module ConstIni
    Public Const K_UNDERDRILLDEPTH As String = "UnderDrillDepth"
    Public Const K_FILOTOPOFFSET As String = "FiloTopOffset"
    Public Const K_FILOTOPDEPTH As String = "FiloTopDepth"
+   Public Const K_FILOTOPROUNDOFF As String = "FiloTopRoundOff"
 
    Public Const S_NEST As String = "Nest"
    Public Const K_DIRECT As String = "Direct"
diff --git a/EgtStoneLib/ConstMach.vb b/EgtStoneLib/ConstMach.vb
index c0d5289..4fe8834 100644
--- a/EgtStoneLib/ConstMach.vb
+++ b/EgtStoneLib/ConstMach.vb
@@ -160,6 +160,7 @@ Module ConstMach
    Public Const NAME_PREVIEW As String = "PV"
    ' Info in layer contorno interno per FiloTop
    Public Const INFO_FILOTOP As String = "FiloTop"
+   Public Const INFO_ROUNDOFF As String = "RoundOff"
    ' Info in entità da tagliare per affondamento
    Public Const INFO_DEPTH As String = "Depth"
    Public Const INFO_DEPTH2 As String = "Depth2"
diff --git a/SideEntityControl/SideEntityControlV.xaml b/SideEntityControl/SideEntityControlV.xaml
index d102d02..0cacfc3 100644
--- a/SideEntityControl/SideEntityControlV.xaml
+++ b/SideEntityControl/SideEntityControlV.xaml
@@ -172,6 +172,19 @@
                                 Grid.Column="1"/>
       </Grid>
 
-   </Grid>
+      <Grid Visibility="{Binding Parameter5_Visibility}"
+          Grid.Row="5"
+          Margin="0,0,0,5">
+          <Grid.ColumnDefinitions>
+              <ColumnDefinition Width="1.8*"/>
+              <ColumnDefinition Width="1.2*"/>
+          </Grid.ColumnDefinitions>
+
+          <TextBlock Text="{Binding Parameter5Msg}" Grid.Row="2"/>
+          <CheckBox IsChecked="{Binding Parameter5ChBx}" HorizontalAlignment="Center"
+                              Grid.Column="1"/>
+      </Grid>
+
+    </Grid>
    
 </UserControl>
diff --git a/SideEntityControl/SideEntityControlVM.vb b/SideEntityControl/SideEntityControlVM.vb
index e0952cb..f583bec 100644
--- a/SideEntityControl/SideEntityControlVM.vb
+++ b/SideEntityControl/SideEntityControlVM.vb
@@ -143,6 +143,7 @@ Public Class SideEntityControlVM
             StringToLen(value, m_Parameter1)
             ' Recupero il valore
             StringToLen(value, m_dDripOffset)
+            StringToLen(value, m_dOffsetFiloTop)
             ' Creo le geometrie dei gocciolatoi
             RefreshSideAngleText()
             ' Aggiorno i dati delle alette
@@ -203,6 +204,7 @@ Public Class SideEntityControlVM
             RefreshSideAngleText()
          Else
             m_dDripOffset2 = m_Parameter2
+            m_dDepthFiloTop = m_Parameter2
             ' Creo le geometrie dei gocciolatoi
             RefreshSideAngleText()
          End If
@@ -367,6 +369,41 @@ Public Class SideEntityControlVM
 
 #End Region    'Parameter 4
 
+#Region "Parameter 5"
+
+   Private m_Parameter5_Visibility As Visibility
+   Public Property Parameter5_Visibility As Visibility
+      Get
+         Return m_Parameter5_Visibility
+      End Get
+      Set(value As Visibility)
+         m_Parameter5_Visibility = value
+         NotifyPropertyChanged(NameOf(Parameter5_Visibility))
+      End Set
+   End Property
+
+   Private m_Parameter5ChBx As Boolean
+   Public Property Parameter5ChBx As Boolean
+      Get
+         Return m_Parameter5ChBx
+      End Get
+      Set(value As Boolean)
+         If m_Mode = ModeOpt.FILOTOP Then
+            m_bCornerRadius = value
+            ' Creo le geometrie dei gocciolatoi
+            RefreshSideAngleText()
+            m_Parameter5ChBx = m_bCornerRadius
+         End If
+         NotifyPropertyChanged("Parameter5ChBx")
+      End Set
+   End Property
+   Private Sub SetParameter5(value As Boolean)
+      m_Parameter5ChBx = value
+      NotifyPropertyChanged("Parameter5ChBx")
+   End Sub
+
+#End Region    'Parameter 5
+
    Private m_dSideAngle As Double = 0
 
    Private m_HeightA As Double = 0
@@ -374,8 +411,10 @@ Public Class SideEntityControlVM
    Private m_DeltaAngF As Double = 0
    Private m_DeltaAngA As Double = 0
 
+   Private m_SelList As New List(Of Integer)
    Private m_dOffsetFiloTop As Double = 5
    Private m_dDepthFiloTop As Double = 5
+   Private m_bCornerRadius As Boolean = False
 
    Private m_dDripOffset As Double = 10
    Private m_dDripOffset2 As Double = 0
@@ -431,6 +470,16 @@ Public Class SideEntityControlVM
       End Set
    End Property
 
+   Private m_Parameter5Msg As String = "RoundOff"
+   Public Property Parameter5Msg As String
+      Get
+         Return m_Parameter5Msg      ' Arrotonda
+      End Get
+      Set(value As String)
+         m_Parameter5Msg = value
+      End Set
+   End Property
+
 #End Region    ' Messages
 
 #Region "CONSTRUCTOR"
@@ -476,21 +525,26 @@ Public Class SideEntityControlVM
          Parameter2_Visibility = Visibility.Visible
          Parameter2ab_Visibility = Visibility.Hidden
          Parameter4_Visibility = Visibility.Hidden
+         Parameter5_Visibility = Visibility.Hidden
       ElseIf m_Mode = ModeOpt.FILOTOP Then
          Parameter23_Visibility = Windows.Visibility.Hidden
          Parameter2_Visibility = Visibility.Visible
          Parameter2ab_Visibility = Visibility.Hidden
+         Parameter4_Visibility = Visibility.Hidden
+         Parameter5_Visibility = Visibility.Visible
       ElseIf m_Mode = ModeOpt.ALZANDFRONT Then
          Parameter2_Visibility = Visibility.Hidden
          Parameter23_Visibility = Windows.Visibility.Visible
          Parameter2ab_Visibility = Visibility.Visible
          Parameter4_Visibility = Visibility.Hidden
+         Parameter5_Visibility = Visibility.Hidden
       Else
          ' Temporaneamente lo disabilito
          Parameter23_Visibility = Windows.Visibility.Visible
          Parameter4_Visibility = Visibility.Visible
          Parameter2ab_Visibility = Visibility.Visible
          Parameter2_Visibility = Visibility.Hidden
+         Parameter5_Visibility = Visibility.Hidden
       End If
 
       '------------------ VALORI E TITOLI PARAMETRI 
@@ -503,12 +557,15 @@ Public Class SideEntityControlVM
 
       ElseIf m_Mode = ModeOpt.FILOTOP Then
          Parameter1Msg = EgtMsg(MSG_IMPORTPAGEUC + 10)      ' Offset
-         Dim x As String = EgtMsg(MSG_IMPORTPAGEUC + 11)
          Parameter2Msg = EgtMsg(MSG_IMPORTPAGEUC + 11)      ' Depth
+         Parameter5Msg = "Round Off"
          m_dOffsetFiloTop = GetMainPrivateProfileDouble(S_SIDES, K_FILOTOPOFFSET, 5)
          m_dDepthFiloTop = GetMainPrivateProfileDouble(S_SIDES, K_FILOTOPDEPTH, 5)
+         m_bCornerRadius = GetMainPrivateProfileInt(S_SIDES, K_FILOTOPROUNDOFF, 0) <> 0
          SetParameter1(m_dOffsetFiloTop)
          SetParameter2(m_dDepthFiloTop)
+         SetParameter5(m_bCornerRadius)
+         m_SelList.Clear()
 
       ElseIf m_Mode = ModeOpt.ENGRAVE Or m_Mode = ModeOpt.DRIP Then
          Parameter1Msg = EgtMsg(MSG_IMPORTPAGEUC + 10)      ' Offset
@@ -619,7 +676,9 @@ Public Class SideEntityControlVM
          ' Creo le geometrie dei gocciolatoi
          CreateDripGeom(PartId)
       ElseIf m_Mode = ModeOpt.ENGRAVE Then
-         '--- ??? ---
+         ' --- ??? ---
+      ElseIf m_Mode = ModeOpt.FILOTOP Then
+         CreateFiloTopPreView(m_SelList, False)
       End If
       ' Aggiorno visualizzazione
       EgtDraw()
@@ -1285,6 +1344,7 @@ Public Class SideEntityControlVM
       ElseIf m_Mode = ModeOpt.FILOTOP Then
          WriteMainPrivateProfileString(S_SIDES, K_FILOTOPOFFSET, LenToString(m_Parameter1, 3))
          WriteMainPrivateProfileString(S_SIDES, K_FILOTOPDEPTH, LenToString(m_Parameter2, 3))
+         WriteMainPrivateProfileString(S_SIDES, K_FILOTOPROUNDOFF, If(m_Parameter5ChBx, "1", "0"))
          ' Aggiorno affondamento del profilo
          Dim nPartId As Integer = EgtGetFirstPart()
          While nPartId <> GDB_ID.NULL
@@ -1754,8 +1814,146 @@ Public Class SideEntityControlVM
       End If
    End Sub
 
+   ' ----------------------- FILO TOP -----------------------
+   Public Sub CreateFiloTopPreView(SelList As List(Of Integer), Optional bReadInfo As Boolean = True)
+      m_SelList = SelList
+      If m_SelList.Count < 1 Then Return
+      Dim nPartId As Integer = EgtGetFirstPart()
+      While nPartId <> GDB_ID.NULL
+         Dim nLayId As Integer = EgtGetFirstLayer(nPartId)
+         While nLayId <> GDB_ID.NULL
+            Dim sLayName As String = ""
+            ' verifico che lemento corrente appartenga all'elenco degli elementi selezionati
+            Dim bIsSelected As Boolean = m_SelList.Find(Function(value As Integer)
+                                                           Return value = nLayId
+                                                        End Function) <> 0
+            If EgtGetName(nLayId, sLayName) AndAlso sLayName = NAME_INLOOP AndAlso EgtExistsInfo(nLayId, INFO_FILOTOP) AndAlso bIsSelected Then
+               ' ---------------------- Inizio GESTIONE PREVIEW percorso -------------------------------
+               Dim nLayFiloTop As Integer = GDB_ID.NULL
+               Dim nInLoopRef As Integer = GDB_ID.NULL
+               nLayFiloTop = EgtGetFirstNameInGroup(nPartId, "FiloTop")
+               EgtGetInfo(nLayFiloTop, "InLoopRef", nInLoopRef)
+               ' verifico il Layer "FiloTop" sia associato all'InLoop corrente
+               While (nLayFiloTop <> GDB_ID.NULL AndAlso nInLoopRef <> nLayId)
+                  nLayFiloTop = EgtGetNextName(nLayFiloTop, "FiloTop")
+                  EgtGetInfo(nLayFiloTop, "InLoopRef", nInLoopRef)
+               End While
+
+               ' se non esiste il Layer "FiloTop"
+               If nLayFiloTop = GDB_ID.NULL Then
+                  ' lo creo
+                  nLayFiloTop = EgtCreateGroup(nPartId)
+                  EgtSetName(nLayFiloTop, "FiloTop")
+                  EgtSetInfo(nLayFiloTop, "InLoopRef", nLayId)
+                  EgtSetInfo(nLayId, "FiloTopRef", nLayFiloTop)
+               End If
+
+               ' carico i dati del filo top selezionato
+               If bReadInfo Then
+                  EgtGetInfo(nLayFiloTop, INFO_OFFSET, m_dOffsetFiloTop)
+                  EgtGetInfo(nLayFiloTop, INFO_DEPTH, m_dDepthFiloTop)
+                  Dim nVal As Integer = If(m_bCornerRadius, 1, 0)
+                  EgtGetInfo(nLayFiloTop, INFO_ROUNDOFF, nVal)
+                  m_bCornerRadius = If(nVal = 1, True, False)
+                  SetParameter1(m_dOffsetFiloTop)
+                  SetParameter2(m_dDepthFiloTop)
+                  SetParameter5(m_bCornerRadius)
+               End If
+
+               ' procedo alla creazione della curva
+               Dim nIdCompoCurve As Integer = GDB_ID.NULL
+               ' cancello un eventuale curva composita creata in precedenza
+               nIdCompoCurve = EgtGetFirstNameInGroup(nLayFiloTop, "OffsetPreView")
+               If nIdCompoCurve <> GDB_ID.NULL Then
+                  EgtErase(nIdCompoCurve)
+               End If
+               Dim nCompoCurve As New List(Of Integer)
+               ' costruisco il percorso chiuso dati i lati di contorno 
+               Dim nLine As Integer = EgtGetFirstInGroup(nLayId)
+               While nLine <> GDB_ID.NULL
+                  nCompoCurve.Add(nLine)
+                  nLine = EgtGetNext(nLine)
+               End While
+               Dim PtNearStart As Point3d
+               Dim nInfoRoundOff As Integer = If(m_bCornerRadius, 1, 0)
+
+               nIdCompoCurve = EgtCreateCurveCompoByChain(nLayFiloTop, nCompoCurve.ToArray, PtNearStart, False)
+               EgtSetName(nIdCompoCurve, "OffsetPreView")
+
+               ' salvo i dati nel layer FiloTop
+               EgtSetInfo(nLayFiloTop, INFO_OFFSET, m_dOffsetFiloTop)
+               EgtSetInfo(nLayFiloTop, INFO_DEPTH, m_dDepthFiloTop)
+               EgtSetInfo(nLayFiloTop, INFO_ROUNDOFF, nInfoRoundOff)
+
+               Dim bOk As Boolean = False
+               ' leggo che tipo di offset applicare (Round, Extend)
+               If nInfoRoundOff <> 1 Then
+                  bOk = EgtOffsetCurve(nIdCompoCurve, -m_dOffsetFiloTop, OFF_TYPE.EXTEND)
+               Else
+                  bOk = EgtOffsetCurve(nIdCompoCurve, -m_dOffsetFiloTop, OFF_TYPE.FILLET)
+               End If
+
+               ' se la generazione della curva non va a buon fine
+               If Not bOk Then
+                  EgtErase(nLayFiloTop)
+                  EgtRemoveInfo(nLayId, "FiloTopRef")
+                  EgtOutLog("Error in generation OffsetPreView in TopEgde ")
+               End If
+               ' ---------------------- Fine GESTIONE PREVIEW percorso -------------------------------
+            End If
+            nLayId = EgtGetNextLayer(nLayId)
+         End While
+         nPartId = EgtGetNextPart(nPartId)
+      End While
+      EgtDraw()
+   End Sub
+
+   ' riceve la lista dei LayerFiloTop che devono essere eliminati
+   Public Sub EraseFiloTopPreview(EraseList As List(Of Integer))
+      Dim m_EraseList As List(Of Integer) = EraseList
+      If m_EraseList.Count < 1 Then Return
+      Dim nPartId As Integer = EgtGetFirstPart()
+      While nPartId <> GDB_ID.NULL
+         Dim nLayId As Integer = EgtGetFirstLayer(nPartId)
+         While nLayId <> GDB_ID.NULL
+            Dim sLayName As String = ""
+            Dim bIsSelected As Boolean = m_EraseList.Find(Function(value As Integer)
+                                                             Return value = nLayId
+                                                          End Function) <> 0
+            If EgtGetName(nLayId, sLayName) AndAlso sLayName = NAME_INLOOP AndAlso bIsSelected Then
+               ' ---------------------- Inizio GESTIONE PREVIEW percorso -------------------------------
+               Dim nLayFiloTop As Integer = GDB_ID.NULL
+               Dim nInLoopRef As Integer = GDB_ID.NULL
+               nLayFiloTop = EgtGetFirstNameInGroup(nPartId, "FiloTop")
+               EgtGetInfo(nLayFiloTop, "InLoopRef", nInLoopRef)
+               ' cerco il Layer associato all'InLoop corrente
+               While (nLayFiloTop <> GDB_ID.NULL AndAlso nInLoopRef <> nLayId)
+                  nLayFiloTop = EgtGetNextName(nLayFiloTop, "FiloTop")
+                  EgtGetInfo(nLayFiloTop, "InLoopRef", nInLoopRef)
+               End While
+
+               ' se non esiste il Layer
+               If nLayFiloTop = GDB_ID.NULL Then
+                  ' esco 
+                  Return
+               Else
+                  ' lo elimino
+                  EgtErase(nLayFiloTop)
+                  EraseList.Remove(nLayId)
+               End If
+               ' ---------------------- Fine GESTIONE PREVIEW percorso -------------------------------
+            End If
+            nLayId = EgtGetNextLayer(nLayId)
+         End While
+         nPartId = EgtGetNextPart(nPartId)
+      End While
+      EgtDraw()
+   End Sub
+
 #End Region    ' METHODS
 
+
+
 End Class
 
 Public MustInherit Class SideEntity
diff --git a/Utility/OmagOFFICEMap.vb b/Utility/OmagOFFICEMap.vb
index c6a4f2e..3c1d4b3 100644
--- a/Utility/OmagOFFICEMap.vb
+++ b/Utility/OmagOFFICEMap.vb
@@ -120,7 +120,6 @@ Module OmagOFFICEMap
       End Get
    End Property
 
-   
    'Public ReadOnly Property refProjectVM As ProjectLibVM
    '   Get
    '      Return PhotoMap.refProjectVM