diff --git a/Designing/WinLib/WinCreate.lua b/Designing/WinLib/WinCreate.lua
index fe7e73f..8c72117 100644
--- a/Designing/WinLib/WinCreate.lua
+++ b/Designing/WinLib/WinCreate.lua
@@ -515,7 +515,7 @@ local function CalcSplitDimensions( vMeasureTypes, vValues, dDim, dDimMax)
 end
 
 ----------------------------------------------------------------------------------
-local function CalcSplitCurves( nLayerId, b3OutlineLayer, dDimMax, nSplitType, vMeasureTypes, vValues)
+local function CalcSplitCurves( nLayerId, b3OutlineLayer, dDimMax, dRefCoord, nSplitType, vMeasureTypes, vValues)
    
    -- calcolo le dimensioni assolute di tutti gli split
    local dDim = EgtIf( nSplitType == WIN_SPLITORIENTATION.VERTICAL, b3OutlineLayer:getDimX(), b3OutlineLayer:getDimY())
@@ -525,12 +525,12 @@ local function CalcSplitCurves( nLayerId, b3OutlineLayer, dDimMax, nSplitType, v
    local vDimensions = CalcSplitDimensions( vMeasureTypes, vValues, dDim, dDimMax)
 
    local vSplitCurves = {}
-   local dPosition = 0
+   local dPosition = dRefCoord
    for i = 1, #vDimensions - 1 do
       -- calcolo la posizione cumulata
       dPosition = dPosition + vDimensions[i]
       -- creo la curva se rientra nelle dimensione limite
-      if dPosition < dDimMax - GEO.EPS_SMALL then
+      if dPosition < dRefCoord + dDimMax - GEO.EPS_SMALL then
          local nSplitCrv
          if nSplitType == WIN_SPLITORIENTATION.VERTICAL then
             -- aree ordinate da sx a dx
@@ -586,7 +586,7 @@ function WinCreate.AddSplits( nParentAreaId, nSplitType, vMeasureTypes, vValues,
    EgtSetName( nSplitLayerId, WIN_BASESPLIT)
 
    -- creo le curve di split
-   local vSplitCurves = CalcSplitCurves( nSplitLayerId, b3OutlineLayer, nil, nSplitType, vMeasureTypes, vValues)
+   local vSplitCurves = CalcSplitCurves( nSplitLayerId, b3OutlineLayer, nil, 0, nSplitType, vMeasureTypes, vValues)
    if #vSplitCurves == 0 then
       -- se non ci sono curve valide cancello tutto ed esco
       EgtErase( nAreaId)
@@ -655,7 +655,7 @@ function WinCreate.AddGridSplits( nParentAreaId, vVertMeasureTypes, vVertValues,
    EgtSetInfo( nAreaId, WIN_PART_DIM, vMainDim)
    
    -- calcolo la suddivisione nella direzione principale
-   local vMainSplit = CalcSplitCurves( nSplitLayerId, b3OutlineLayer, nil, nMainSplitOrientation, vMainTypes, vMainValues)
+   local vMainSplit = CalcSplitCurves( nSplitLayerId, b3OutlineLayer, nil, 0, nMainSplitOrientation, vMainTypes, vMainValues)
    for i = 1, #vMainSplit do
       EgtSetInfo( vMainSplit[i], WIN_GRIDSPLIT_ORDER, 0)
    end
@@ -664,15 +664,18 @@ function WinCreate.AddGridSplits( nParentAreaId, vVertMeasureTypes, vVertValues,
    -- calcolo gli split nella direzione secondaria. Per non far sparire split nelle sottoregioni più piccole tengo come misura di riferimento per scalare tutte le dimensioni quella 
    -- della sottoregione più piccola
    local dMinDim = GEO.INFINITO
+   local dMinCoord = 0
    for i = 1, #vMainAreas do
       local nAreaOutlineLayerId = EgtGetFirstNameInGroup( vMainAreas[i], WIN_AREAOUTLINE)
       local b3Curr = EgtGetBBox( nAreaOutlineLayerId, GDB_BB.STANDARD)
       local dDim = EgtIf( nOtherSplitOrientation == WIN_SPLITORIENTATION.VERTICAL, b3Curr:getDimX(), b3Curr:getDimY())
       if dDim < dMinDim - GEO.EPS_SMALL then
          dMinDim = dDim
+         local ptMin = b3Curr:getMin()
+         dMinCoord = EgtIf( nOtherSplitOrientation == WIN_SPLITORIENTATION.VERTICAL, ptMin:getX(), ptMin:getY())
       end
    end
-   local vOtherSplitOrig = CalcSplitCurves( nSplitLayerId, b3OutlineLayer, dMinDim, nOtherSplitOrientation, vOtherTypes, vOtherValues)
+   local vOtherSplitOrig = CalcSplitCurves( nSplitLayerId, b3OutlineLayer, dMinDim, dMinCoord, nOtherSplitOrientation, vOtherTypes, vOtherValues)
    
    for i = 1, #vMainAreas do