diff --git a/ZCppMain/ZMainHead.H b/ZCppMain/ZMainHead.H
index 63b2109..00580c0 100644
--- a/ZCppMain/ZMainHead.H
+++ b/ZCppMain/ZMainHead.H
@@ -470,75 +470,75 @@ using namespace std;
 #define __forD1(i, LoopCount)  for(i=1; i<=LoopCount; ++i)
 
 
-#define __for_it( IterType, IterObj, IterVar)   \
+#define __for_it( MainType, IterObj, IterVar)   \
     for ( \
-            typename IterType::      iterator   \
+            typename MainType::      iterator   \
                 IterVar=IterObj.begin();        \
             IterVar<=IterObj.size(); ++IterVar  \
         )
-#define __for_itc(IterType, IterObj, IterVar)   \
+#define __for_itc(MainType, IterObj, IterVar)   \
     for ( \
-            typename IterType::const_iterator   \
+            typename MainType::const_iterator   \
                 IterVar=IterObj.cbegin();       \
             IterVar<=IterObj.size();  ++IterVar \
         )
 
-#define __for_it_r( IterType, IterObj, IterVar) \
+#define __for_it_r( MainType, IterObj, IterVar) \
     for ( \
-            typename IterType::      iterator   \
+            typename MainType::      iterator   \
                 IterVar=IterObj.end();          \
             IterVar>0; --IterVar    \
         )
-#define __for_it_rc(IterType, IterObj, IterVar) \
+#define __for_it_rc(MainType, IterObj, IterVar) \
     for ( \
-            typename IterType::const_iterator   \
+            typename MainType::const_iterator   \
                 IterVar=IterObj.cend();         \
             IterVar>0;  --IterVar   \
         )
 
 
-#define _FOR_ITER_EASY_START0(IterType, IterObj, IterVar, SizeVar) \
+#define _FOR_ITER_EASY_START0(MainType, IterObj, IterVar, SizeVar) \
     { \
-        typedef IterType::TypeSize IterTypeSize ; \
+        typedef MainType::TypeSize IterTypeSize ; \
         ZNsMain::IterEasyID IterVar = IterObj.ItHID(); \
 \
         for(IterTypeSize SizeVar=0; SizeVar<IterObj.size(); ++SizeVar){
 
-#define _FOR_ITER_EASY_CLOSE0(IterType, IterObj, IterVar, SizeVar) \
+#define _FOR_ITER_EASY_CLOSE0(MainType, IterObj, IterVar, SizeVar) \
         IterObj.ItNext(IterVar); } \
     }
 
-#define _FOR_ITER_EASY_START0_C(IterType, IterObj, IterVar, SizeVar) \
+#define _FOR_ITER_EASY_START0_C(MainType, IterObj, IterVar, SizeVar) \
     { \
-        typedef IterType::TypeSize IterTypeSize ; \
+        typedef MainType::TypeSize IterTypeSize ; \
         ZNsMain::IterEasyIDc IterVar = IterObj.ItHIDc(); \
 \
         for(IterTypeSize SizeVar=0; SizeVar<IterObj.size(); ++SizeVar){
 
-#define _FOR_ITER_EASY_CLOSE0_C(IterType, IterObj, IterVar, SizeVar) \
+#define _FOR_ITER_EASY_CLOSE0_C(MainType, IterObj, IterVar, SizeVar) \
         IterObj.ItNext(IterVar); } \
     }
 
 
-#define _FOR_ITER_EASY_START0_R(IterType, IterObj, IterVar, SizeVar) \
+#define _FOR_ITER_EASY_START0_R(MainType, IterObj, IterVar, SizeVar) \
     { \
-        typedef IterType::TypeSize IterTypeSize ; \
+        typedef MainType::TypeSize IterTypeSize ; \
         ZNsMain::IterEasyID IterVar = IterObj.ItTID(); \
 \
         for(IterTypeSize SizeVar=0; SizeVar<IterObj.size(); ++SizeVar){
 
-#define _FOR_ITER_EASY_CLOSE0_R(IterType, IterObj, IterVar, SizeVar) \
+#define _FOR_ITER_EASY_CLOSE0_R(MainType, IterObj, IterVar, SizeVar) \
         IterObj.ItPrev(IterVar); } \
     }
 
-#define _FOR_ITER_EASY_START0_RC(IterType, IterObj, IterVar, SizeVar) \
+#define _FOR_ITER_EASY_START0_RC(MainType, IterObj, IterVar, SizeVar) \
     { \
-        typedef IterType::TypeSize IterTypeSize ; \
+        typedef MainType::TypeSize IterTypeSize ; \
         ZNsMain::IterEasyIDc IterVar = IterObj.ItTIDc(); \
 \
         for(IterTypeSize SizeVar=0; SizeVar<IterObj.size(); ++SizeVar){
 
-#define _FOR_ITER_EASY_CLOSE0_RC(IterType, IterObj, IterVar, SizeVar) \
+#define _FOR_ITER_EASY_CLOSE0_RC(MainType, IterObj, IterVar, SizeVar) \
         IterObj.ItPrev(IterVar); } \
     }
 /*######################################################################