diff --git a/EgtGeneral.rc b/EgtGeneral.rc
index 56cf11d..ebfeca2 100644
Binary files a/EgtGeneral.rc and b/EgtGeneral.rc differ
diff --git a/EgtGeneral.vcxproj b/EgtGeneral.vcxproj
index f5164f1..8c8d15f 100644
--- a/EgtGeneral.vcxproj
+++ b/EgtGeneral.vcxproj
@@ -136,6 +136,8 @@ copy $(TargetPath) \EgtProg\Dll64</Command>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
       <PreprocessorDefinitions>WIN32;I_AM_EGN;NDEBUG;_WINDOWS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
+      <InlineFunctionExpansion>AnySuitable</InlineFunctionExpansion>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -160,6 +162,8 @@ copy $(TargetPath) \EgtProg\Dll32</Command>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
       <PreprocessorDefinitions>WIN32;I_AM_EGN;NDEBUG;_WINDOWS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <InlineFunctionExpansion>AnySuitable</InlineFunctionExpansion>
+      <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
diff --git a/FileCompare.cpp b/FileCompare.cpp
index 5040704..05ba79e 100644
--- a/FileCompare.cpp
+++ b/FileCompare.cpp
@@ -17,6 +17,7 @@
 #include "/EgtDEv/Include/EgnFileCompare.h"
 #include "/EgtDEv/Include/EGnStringConverter.h"
 #include "/EgtDEv/Include/EGnScan.h"
+#include <fstream>
 #include <iomanip>
 
 using namespace std ;
diff --git a/Scan.cpp b/Scan.cpp
index de8424f..db8f911 100644
--- a/Scan.cpp
+++ b/Scan.cpp
@@ -1,7 +1,7 @@
 //----------------------------------------------------------------------------
 //  EgalTech 2013-2014
 //----------------------------------------------------------------------------
-// File : Scan.cpp              Data : 17.04.14          Versione : 1.5d
+// File : Scan.cpp              Data : 17.06.14          Versione : 1.5f3
 // Contenuto : Implementazione della classe Scanner.
 //             Scansione di file di testo con codifica UTF-8 (anche con BOM)
 //             e quindi anche ASCII.
@@ -10,6 +10,7 @@
 // Modifiche : 30.09.13 DS Creazione modulo.
 //             06.03.14 DS Aggiunta UngetLine.
 //             17.04.14 DS Aggiunto parametro bSkipEmptyLine a Init.
+//             17.06.14 DS Lettura di file compressi con formato gzip.
 //
 //----------------------------------------------------------------------------
 
@@ -18,16 +19,20 @@
 #include "/EgtDEv/Include/EGnScan.h"
 #include "/EgtDEv/Include/EGnStringUtils.h"
 #include "/EgtDEv/Include/EGnStringConverter.h"
+#include "/EgtDev/Extern/Zlib/Include/zlib.h"
 
 using namespace std ;
 
-
 //----------------------------------------------------------------------------
 bool
 Scanner::Init( const std::string& sFile, const char* szRemInit, bool bSkipEmptyLine) 
 {
   // apertura del file di ingresso
-   m_InFile.open( stringtoW( sFile), ios::in) ;
+   m_InFile = gzopen_w( stringtoW( sFile), "rb") ;
+   if ( m_InFile != nullptr) {
+      const int DIM_BUFFER = 65536 ;
+      gzbuffer( m_InFile, DIM_BUFFER) ;
+   }
 
   // reset vari
    m_nLineNbr = 0 ;
@@ -47,15 +52,18 @@ Scanner::Init( const std::string& sFile, const char* szRemInit, bool bSkipEmptyL
   // assegno flag per saltare linee vuote
    m_bSkipEmptyLine = bSkipEmptyLine ;
 
-   return ( ! m_InFile.fail()) ;
+   return ( m_InFile != nullptr) ;
 }
 
 //----------------------------------------------------------------------------
 bool
 Scanner::Terminate( void) 
 {
-   if ( m_InFile.is_open())
-      m_InFile.close() ;
+   if ( m_InFile != nullptr) {
+      bool bOk = ( gzclose( m_InFile) == Z_OK) ;
+      m_InFile = nullptr ;
+      return bOk ;
+   }
 
    return true ;
 }
@@ -64,7 +72,7 @@ Scanner::Terminate( void)
 bool
 Scanner::GetLine( string& sLine)
 {
-   if ( ! m_InFile.is_open()) 
+   if ( m_InFile == nullptr)
       return false ;
 
    if ( m_bUnget) {
@@ -74,12 +82,15 @@ Scanner::GetLine( string& sLine)
    }
    else {
       int nOldLineNbr = m_nLineNbr ;
+      const int DIM_BUFF = 512 ;
+      char szBuffer[DIM_BUFF] ;
       do {
-         if ( ! getline( m_InFile, sLine)) {
+         if ( gzgets( m_InFile, szBuffer, DIM_BUFF) == nullptr) {
             sLine = "" ;
             m_nDeltaLineUnget = m_nLineNbr - nOldLineNbr ;   
             return false ;
          }
+         sLine = szBuffer ;
          if ( m_nLineNbr == 0)
             TrimUtf8Bom( sLine) ;
          Trim( sLine) ;
diff --git a/stdafx.h b/stdafx.h
index 6ef2a5b..246c468 100644
--- a/stdafx.h
+++ b/stdafx.h
@@ -25,3 +25,7 @@
 #else
    #define _SECURE_SCL 0
 #endif
+
+#include "/EgtDev/Include/EgtLibVer.h"
+
+#pragma comment(lib, EGTEXTDIR "zlib/lib/zlib" EGTLIBVER ".lib")