diff --git a/doc/kag3.jax b/doc/kag3.jax
index 761935a..c0f59b8 100644
--- a/doc/kag3.jax
+++ b/doc/kag3.jax
@@ -1,7 +1,7 @@
 *kag3.txt*
 
 Author: popkirby <popkirby@gmail.com>
-Version: 0.0.0
+Version: 0.0.1
 License: MIT license {{{
     Permission is hereby granted, free of charge, to any person obtaining
     a copy of this software and associated documentation files (the
@@ -24,10 +24,12 @@ License: MIT license {{{
 
 目次					*kag3-syntax-contents*
 
-概要		|kag3-syntax-introduction|
-インストール	|kag3-syntax-install|
-TODO		|kag3-syntax-todo|
-変更履歴	|kag3-syntax-changelog|
+概要			|kag3-syntax-introduction|
+インストール		|kag3-syntax-install|
+インターフェース	|kag3-syntax-interface|
+- 変数			|kag3-syntax-variables|
+TODO			|kag3-syntax-todo|
+変更履歴		|kag3-syntax-changelog|
 
 ==============================================================================
 概要					*kag3-syntax-introdunction*
@@ -39,6 +41,18 @@ TODO		|kag3-syntax-todo|
 
 配布ファイルをVimスクリプトのディレクトリへインストールしてください。
 
+==============================================================================
+インターフェース			*kag3-syntax-interface*
+------------------------------------------------------------------------------
+変数					*kag3-syntax-variables*
+
+g:use_kag3_syntax_folding		*g:use_kag3_syntax_folding*
+		シンタックスファイルによる iscript タグ、 macro タグ間の折りた
+		たみを利用するかどうかを指定する。
+		1ならば利用するが、0ならば利用しない。
+
+		既定値は1である。
+
 ==============================================================================
 TODO					*kag3-syntax-todo*
 
@@ -48,6 +62,10 @@ TODO					*kag3-syntax-todo*
 ==============================================================================
 変更履歴				*kag3-syntax-changelog*
 
+0.0.1:
+- iscript タグ間を TJS2 でハイライトするように
+- iscript 、 macro タグ間を折り畳むように
+
 0.0.0:
 - Initial upload
 
diff --git a/syntax/kag3.vim b/syntax/kag3.vim
index 15b5732..6fce39b 100644
--- a/syntax/kag3.vim
+++ b/syntax/kag3.vim
@@ -1,12 +1,11 @@
 " Vim syntax file
 " Language:     KAG3
 " Maintainer:   popkirby <popkirby@gmail.com>
-" Last Change:  2012 Mar 3
+" Last Change:  2012 Mar 12
 " Remark:       Include TJS syntax.
-" Changes:      First submission.
+" Changes:      Added folding at [iscript], [macro].
 "
 " TODO:
-"  - Add TJS syntax at [iscript] ~ [endscript].
 
 if !exists("main_syntax")
   if version < 600
@@ -18,6 +17,7 @@ if !exists("main_syntax")
 endif
 
 
+
 syntax sync fromstart
 syntax case match
 
@@ -55,13 +55,24 @@ syntax keyword kag3Boolean true false contained
 " Include TJS2 syntax.
 if globpath(&rtp, 'syntax/tjs2.vim') != ''
   syntax include @kag3Tjs2Top syntax/tjs2.vim
-  syntax region kag3Tjs2Script         start="\[iscript\]"ms=s+9  end="\[endscript\]"me=s-1 keepend contains=@kag3Tjs2Top,kag3Tjs2ScriptTag
+  syntax region kag3Tjs2Script         start="\[iscript\]"rs=s+9  end="\[endscript\]"me=s-1 keepend contains=@kag3Tjs2Top,kag3Tjs2ScriptTag
   syntax region kag3Tjs2Script         start="^@iscript"rs=s+8    end="^@endscript"me=s-1   keepend contains=@kag3Tjs2Top,kag3Tjs2ScriptTag
   syntax region kag3Tjs2ScriptTag      start="\[\(iscript\]\)\@=" end="\]" oneline contained        contains=kag3Tjs2ScriptTagName
   syntax region kag3Tjs2ScriptTag      start="@\(iscript\)\@="    end="$"  contained                contains=kag3Tjs2ScriptTagName
   syntax match  kag3Tjs2ScriptTagName  "iscript" contained
 endif
 
+" Folding
+let g:use_kag3_syntax_folding = get(g:, 'use_kag3_syntax_folding', 1)
+if g:use_kag3_syntax_folding == 1
+  syntax region kag3Tjs2ScriptFold1      start="\[iscript\]" end="\[endscript\]" transparent fold keepend
+  syntax region kag3Tjs2ScriptFold2      start="^@iscript"   end="^@endscript"   transparent fold keepend
+  syntax region kag3MacroFold1           start="\[macro"     end="\[endmacro\]"  transparent fold keepend
+  syntax region kag3MacroFold2           start="^@macro"     end="^@endmacro"    transparent fold keepend
+  set foldmethod=syntax
+endif
+
+
 " Define highlighting
 if version >= 508 || !exists("did_kag3_syn_inits")
   if version < 508