diff --git a/EXeExecutor.h b/EXeExecutor.h
index 5fb4ebc..22c97a9 100644
--- a/EXeExecutor.h
+++ b/EXeExecutor.h
@@ -66,6 +66,7 @@ EXE_EXPORT bool ExeGetMemoryInfo( std::string& sMem) ;
 EXE_EXPORT bool ExeOutLog( const std::string& sMsg, int nDebugLevel = 0) ;
 EXE_EXPORT bool ExeSetEnableUI( bool bEnableUI) ;
 EXE_EXPORT bool ExeGetEnableUI( void) ;
+EXE_EXPORT int  ExeMessageBox( const std::string& sText, const std::string& sTitle, int nType) ;
 EXE_EXPORT bool ExeSetProcessEvents( pfProcEvents pFun) ;
 EXE_EXPORT int  ExeProcessEvents( int nProg, int nPause) ;
 EXE_EXPORT bool ExeSetOutText( pfOutText pFun) ;
diff --git a/EgtStringBase.h b/EgtStringBase.h
index 7ca6799..462e16d 100644
--- a/EgtStringBase.h
+++ b/EgtStringBase.h
@@ -28,3 +28,9 @@ typedef std::list<std::string>   STRLIST ;
 typedef std::pair<int,std::string> INTSTR ;         // coppia intero, stringa
 typedef std::vector<INTSTR>        INTSTRVECTOR ;   // vettore di coppie intero, stringa
 typedef std::list<INTSTR>          INTSTRLIST ;     // lista di coppie intero, stringa
+
+//----------------------------------------------------------------------------
+// Raccolte di coppie double, string
+typedef std::pair<double,std::string> DBLSTR ;         // coppia double, stringa
+typedef std::vector<DBLSTR>           DBLSTRVECTOR ;   // vettore di coppie double, stringa
+typedef std::list<DBLSTR>             DBLSTRLIST ;     // lista di coppie double, stringa