diff --git a/docs/G100-G200.txt b/docs/G100-G200.txt
index e4b9fa0..b180b9c 100644
--- a/docs/G100-G200.txt
+++ b/docs/G100-G200.txt
@@ -89,12 +89,12 @@
 		"title": "    背景色彩浮动范围",
 		"desc": "设定背景色彩的浮动范围，在该范围内的都当作背景移除",
 		"type": "int",
-		"cur": 10,
-		"default": 10,
+		"cur": 20,
+		"default": 20,
 		"size": 4,
 		"range": {
 			"min": 1,
-			"max": 100
+			"max": 128
 		},
 		"depend_or": ["8==true"]
 	},
@@ -596,8 +596,8 @@
 	"52": {
 		"category": "base",
 		"name": "cfg-52",
-		"title": " 歪斜检测难易度",
-		"desc": "纸张歪斜检测难易度",
+		"title": " 歪斜容忍度",
+		"desc": "值越小，代表能检测到纸张的歪斜角度越小",
 		"type": "int",
 		"cur": 3,
 		"default": 3,
diff --git a/docs/G139-239.txt b/docs/G139-239.txt
index 82227f9..00e94c8 100644
--- a/docs/G139-239.txt
+++ b/docs/G139-239.txt
@@ -89,12 +89,12 @@
 		"title": "    背景色彩浮动范围",
 		"desc": "设定背景色彩的浮动范围，在该范围内的都当作背景移除",
 		"type": "int",
-		"cur": 10,
-		"default": 10,
+		"cur": 20,
+		"default": 20,
 		"size": 4,
 		"range": {
 			"min": 1,
-			"max": 100
+			"max": 128
 		},
 		"depend_or": ["8==true"]
 	},
@@ -363,7 +363,7 @@
 	"32": {
 		"category": "base",
 		"name": "cfg-32",
-		"title": "亮度",
+		"title": "亮度值",
 		"desc": "调整图片亮度",
 		"type": "int",
 		"cur": 128,
@@ -391,7 +391,7 @@
 	"34": {
 		"category": "base",
 		"name": "cfg-34",
-		"title": "伽马",
+		"title": "伽马值",
 		"desc": "调整图片伽玛值",
 		"type": "float",
 		"cur": 1.000000,
@@ -616,8 +616,8 @@
 	"54": {
 		"category": "base",
 		"name": "cfg-54",
-		"title": " 折角检测难易度",
-		"desc": "纸张折角检测复杂度",
+		"title": " 折角大小",
+		"desc": "值越小，代表能检测到的折角越小",
 		"type": "int",
 		"cur": 10,
 		"default": 10,
@@ -641,8 +641,8 @@
 	"56": {
 		"category": "base",
 		"name": "cfg-56",
-		"title": " 歪斜检测难易度",
-		"desc": "纸张歪斜检测复杂度",
+		"title": "歪斜容忍度",
+		"desc": "值越小，代表能检测到纸张的歪斜角度越小",
 		"type": "int",
 		"cur": 3,
 		"default": 3,
diff --git a/docs/G300.txt b/docs/G300.txt
index a65d97f..4ac5dd5 100644
--- a/docs/G300.txt
+++ b/docs/G300.txt
@@ -89,12 +89,12 @@
 		"title": " 背景色彩浮动范围",
 		"desc": "设定背景色彩的浮动范围，在该范围内的都当作背景移除",
 		"type": "int",
-		"cur": 10,
-		"default": 10,
+		"cur": 20,
+		"default": 20,
 		"size": 4,
 		"range": {
 			"min": 1,
-			"max": 100
+			"max": 128
 		},
 		"depend_or": ["8==true"]
 	},
@@ -340,7 +340,7 @@
 	"30": {
 		"category": "base",
 		"name": "cfg-30",
-		"title": "亮度",
+		"title": "亮度值",
 		"desc": "调整图片亮度",
 		"type": "int",
 		"cur": 128,
@@ -370,7 +370,7 @@
 	"32": {
 		"category": "base",
 		"name": "cfg-32",
-		"title": "伽马",
+		"title": "伽马值",
 		"desc": "调整图片伽马值",
 		"type": "float",
 		"cur": 1.000000,
diff --git a/docs/G400.txt b/docs/G400.txt
index 379eac9..cb37192 100644
--- a/docs/G400.txt
+++ b/docs/G400.txt
@@ -89,12 +89,12 @@
 		"title": " 背景色彩浮动范围",
 		"desc": "设定背景色彩的浮动范围，在该范围内的都当作背景移除",
 		"type": "int",
-		"cur": 10,
-		"default": 10,
+		"cur": 20,
+		"default": 20,
 		"size": 4,
 		"range": {
 			"min": 1,
-			"max": 40
+			"max": 128
 		},
 		"depend_or": ["8==true"]
 	},
@@ -340,7 +340,7 @@
 	"30": {
 		"category": "base",
 		"name": "cfg-30",
-		"title": "亮度",
+		"title": "亮度值",
 		"desc": "调整图片亮度",
 		"type": "int",
 		"cur": 128,
@@ -368,7 +368,7 @@
 	"32": {
 		"category": "base",
 		"name": "cfg-32",
-		"title": "伽马",
+		"title": "伽马值",
 		"desc": "调整图片伽玛值",
 		"type": "float",
 		"cur": 1.000000,
diff --git a/tools/apps/hgjson/hgjson.rc b/tools/apps/hgjson/hgjson.rc
index 2c6e170..a6317ee 100644
Binary files a/tools/apps/hgjson/hgjson.rc and b/tools/apps/hgjson/hgjson.rc differ
diff --git a/tools/apps/hgjson/hgjsonDlg.cpp b/tools/apps/hgjson/hgjsonDlg.cpp
index bdddb79..38b57ea 100644
--- a/tools/apps/hgjson/hgjsonDlg.cpp
+++ b/tools/apps/hgjson/hgjsonDlg.cpp
@@ -5802,6 +5802,7 @@ BEGIN_MESSAGE_MAP(ChgjsonDlg, CDialogEx)
 	ON_NOTIFY(LVN_GETINFOTIP, IDC_LIST_VALUES, &ChgjsonDlg::OnLvnGetInfoTipListValues)
 	ON_COMMAND(ID_TREE_TOOLTIPS, &ChgjsonDlg::OnTreeTooltips)
 	ON_COMMAND(ID_LISTMENU_TOOLTIPS, &ChgjsonDlg::OnListmenuTooltips)
+	ON_COMMAND(ID_TREE_EXPORTCHAR, &ChgjsonDlg::OnTreeExportCharConstants)
 END_MESSAGE_MAP()
 
 
@@ -5946,7 +5947,7 @@ void ChgjsonDlg::to_define_header(std::vector<DEFH>& defs, const wchar_t* str, c
 
 	defs.push_back(h);
 }
-void ChgjsonDlg::save_define_header_2_file(std::vector<DEFH>& defs, const wchar_t* file)
+std::string ChgjsonDlg::save_define_header_2_file(std::vector<DEFH>& defs, const wchar_t* file)
 {
 	int				max_l = 0;
 	std::wstring	space(L""), 
@@ -5991,20 +5992,36 @@ void ChgjsonDlg::save_define_header_2_file(std::vector<DEFH>& defs, const wchar_
 		cont += L"\"" + defs[i].utf8_in_oct + L"\"\r\n";
 	}
 
-	// compare ...
+	// reserve ...
+	std::wstring reserve(L"#define OPTION_TITLE_GMZ");
+	max_l += 8;
+	reserve += space.substr(0, max_l - reserve.length());
+	reserve += L"OPTION_TITLE_JMZ\r\n";
+
 	space.clear();
 	space.resize(max_l, L'/');
+	cont += L"\r\n\r\n" + space + L"\r\n// reserved ...\r\n" + space + L"\r\n" + reserve;
+
+	// compare ...
 	cont += L"\r\n\r\n" + space + L"\r\n// string compare ...\r\n" + space + L"\r\n";
-	cont += L"// bool is_opt_str_equal(const char* opt_define, const char* value)\r\n";
-	cont += L"// {\r\n";
-	cont += L"// \twhile(*value++ == L' ');\r\n";
-	cont += L"// \tvalue--;\r\n";
-	cont += L"// \treturn strcmp(opt_define, value) == 0;\r\n";
-	cont += L"// }\r\n//\r\n\r\n";
+	cont += L"#define IMPLEMENT_OPTION_STRING_COMPARE(func_name)				\\\r\n";
+	cont += L"	bool func_name(const char* opt_define, const char* value)   \\\r\n";
+	cont += L"	{                                                           \\\r\n";
+	cont += L"		while(*value++ == L' ');                                \\\r\n";
+	cont += L"		value--;                                                \\\r\n";
+	cont += L"		return strcmp(opt_define, value) == 0;                  \\\r\n";
+	cont += L"	}\r\n\r\n\r\n";
 	std::string bom(""), utf8(coding::u2utf8(cont.c_str()));
 
 	coding_util::bom::from_utf8(utf8.c_str(), utf8.length(), coding::get_string, &bom);
-	file_util::save_2_file(bom.c_str(), bom.length(), file);
+	if (file)
+		file_util::save_2_file(bom.c_str(), bom.length(), file);
+	else
+	{
+		file_util::set_clipboard(cont.c_str(), cont.length() * 2, CF_UNICODETEXT);
+	}
+
+	return bom;
 }
 
 void ChgjsonDlg::init_control_statu(void)
@@ -6359,7 +6376,7 @@ void* ChgjsonDlg::create_json(int item, std::vector<DEFH>* def_h)
 
 	return jsn;
 }
-std::string ChgjsonDlg::to_json_text(void)
+std::string ChgjsonDlg::to_json_text(bool for_const)
 {
 	known_file_util::IJsonW	*jsn = known_file_util::create_jsonW(), *item = NULL;
 	HTREEITEM		root = tree_.GetRootItem(), child = NULL;
@@ -6448,8 +6465,15 @@ std::string ChgjsonDlg::to_json_text(void)
 	coding_util::unicode_2_utf8(val.c_str(), coding::get_string, &utf8);
 	if (header.size())
 	{
-		ChgjsonDlg::save_define_header_2_file(header, file.c_str());
-		file_util::display_file_in_explorer(file.c_str());
+		if (for_const)
+		{
+			utf8 = ChgjsonDlg::save_define_header_2_file(header, NULL);
+		}
+		//else
+		//{
+		//	ChgjsonDlg::save_define_header_2_file(header, file.c_str());
+		//	file_util::display_file_in_explorer(file.c_str());
+		//}
 	}
 	
 	return utf8;
@@ -7675,3 +7699,14 @@ void ChgjsonDlg::OnListmenuTooltips()
 	// TODO: Add your command handler code here
 	show_list_tooltips_ ^= true;
 }
+
+
+void ChgjsonDlg::OnTreeExportCharConstants()
+{
+	// TODO: �ڴ�����������������
+	std::string bom(to_json_text(true));
+	if(bom.empty())
+		MessageBox(TEXT("No char constant"));
+	else
+		MessageBox(TEXT("const string has set to clipboard already"));
+}
diff --git a/tools/apps/hgjson/hgjsonDlg.h b/tools/apps/hgjson/hgjsonDlg.h
index 6a0f473..dba58bc 100644
--- a/tools/apps/hgjson/hgjsonDlg.h
+++ b/tools/apps/hgjson/hgjsonDlg.h
@@ -105,7 +105,7 @@ protected:
 	DECLARE_MESSAGE_MAP()
 
 	static void to_define_header(std::vector<DEFH>& defs, const wchar_t* str, const wchar_t* parent = NULL);
-	static void save_define_header_2_file(std::vector<DEFH>& defs, const wchar_t* file);
+	static std::string save_define_header_2_file(std::vector<DEFH>& defs, const wchar_t* file);	// return BOM string
 
 	void init_control_statu(void);
 	void delete_tree_item(HTREEITEM root);
@@ -114,7 +114,7 @@ protected:
 	void set_control_status(const HGITEM& item);
 
 	void* create_json(int item, std::vector<DEFH> *def_h = NULL);
-	std::string to_json_text(void);
+	std::string to_json_text(bool for_const = false);
 	void add_item(void* jsn_root, void* jsn_obj, HTREEITEM parent);
 	bool load_from_json_text(const wchar_t* txt);
 	bool load_from_file(const wchar_t* path_file);
@@ -160,6 +160,7 @@ public:
 	afx_msg void OnLvnGetInfoTipListValues(NMHDR *pNMHDR, LRESULT *pResult);
 	afx_msg void OnTreeTooltips();
 	afx_msg void OnListmenuTooltips();
+	afx_msg void OnTreeExportCharConstants();
 };
 
 
diff --git a/tools/apps/hgjson/resource.h b/tools/apps/hgjson/resource.h
index 9398193..f4550a9 100644
Binary files a/tools/apps/hgjson/resource.h and b/tools/apps/hgjson/resource.h differ
diff --git a/tools/solution/Release/hgjson.exe b/tools/solution/Release/hgjson.exe
index 33f57cd..5ebca39 100644
Binary files a/tools/solution/Release/hgjson.exe and b/tools/solution/Release/hgjson.exe differ