diff --git a/Designing/WinJWDConst.lua b/Designing/WinJWDConst.lua
index e484e90..00a7fae 100644
--- a/Designing/WinJWDConst.lua
+++ b/Designing/WinJWDConst.lua
@@ -30,6 +30,7 @@ JWD_NAME = 'Name'
 JWD_VALUE = 'Value'
 JWD_ID_GROUP = 'GroupId'
 JWD_ID_SASH = 'SashId'
+JWD_MEASURE_TYPE = 'MeasureType'
 
 JWD_FRAME_SHAPE = 'Shape'
 JWD_DIMENSION_LIST = 'DimensionList'
diff --git a/Designing/WinLib/WinManageProject.lua b/Designing/WinLib/WinManageProject.lua
index 9209b3d..582cf26 100644
--- a/Designing/WinLib/WinManageProject.lua
+++ b/Designing/WinLib/WinManageProject.lua
@@ -99,6 +99,20 @@ local function GetOpeningType( sOpeningType)
    
 end
 
+---------------------------------------------------------------------
+local function GetMeasureType( sMeasureType)
+   
+   if sMeasureType == 'ABSOLUT' then
+      return WIN_MEASURE.ABSOLUT
+   elseif sMeasureType == 'PROPORTIONAL' then
+      return WIN_MEASURE.PROPORTIONAL
+   elseif sMeasureType == 'PERCENTAGE' then
+      return WIN_MEASURE.PERCENTAGE
+   end
+   
+   return WIN_MEASURE.PERCENTAGE
+end
+
 ---------------------------------------------------------------------
 -- funzione che ricava la tipologia dell'anta in base al tipo di apertura e alla struttura
 local function GetSashTypes( tSashes, vOpeningTypes)
@@ -246,8 +260,10 @@ local function ConvertTableToGeometry( AreaTable, nParentId)
          -- recupero dati delle ante
          local vDimensions = {}
          local vOpeningTypes = {}
+         local vMeasureType = {}
          local vSashNbrs = {}
          for i = 1, #tSashes do
+            vMeasureType[i] = GetMeasureType( tSashes[i][JWD_MEASURE_TYPE])
             vDimensions[i] = tSashes[i][JWD_DIMENSION] / 100
             vOpeningTypes[i] = GetOpeningType( tSashes[i][JWD_OPENING_TYPE])
             vSashNbrs[i] = tSashes[i][JWD_ID_SASH]
@@ -256,7 +272,7 @@ local function ConvertTableToGeometry( AreaTable, nParentId)
          local vSashTypes, sHandleSide = GetSashTypes( tSashes, vOpeningTypes)
                      
          -- aggiungo il gruppo di ante
-         local vAreas = WinCreate.AddSashGroup( nParentId, WIN_MEASURE.PERCENTAGE, vDimensions, vJoints, vSashTypes, vOpeningTypes, nAreaNbr, vSashNbrs)
+         local vAreas = WinCreate.AddSashGroup( nParentId, vMeasureType[1], vDimensions, vJoints, vSashTypes, vOpeningTypes, nAreaNbr, vSashNbrs)
           -- aggiungo le ante
          for i = 1, #vAreas do
             -- bottomrail