diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index cb36b91..8f93658 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -1138,7 +1138,7 @@ SHELLEXECUTEINFO exec;
 	exec.fMask  = SEE_MASK_FLAG_NO_UI | SEE_MASK_NOCLOSEPROCESS;
     exec.hwnd   = 0; 
     exec.lpVerb = "open"; 
-    exec.lpFile = "ttcalc.chm"; 
+    exec.lpFile = GetPrgRes()->GetHelpFile().c_str(); 
     exec.lpParameters = 0; 
     exec.lpDirectory  = ""; 
     exec.nShow  = SW_SHOWNORMAL; 
diff --git a/src/pad.cpp b/src/pad.cpp
index 9bd5c44..5b7d019 100644
--- a/src/pad.cpp
+++ b/src/pad.cpp
@@ -821,7 +821,7 @@ ATOM a = RegisterPadClass(ttcalc_pad_class_name);
 					  DEFAULT_QUALITY, DEFAULT_PITCH, "Ms Shell Dlg");
 
 
-	HWND pad = CreateWindowEx(0, ttcalc_pad_class_name,
+	HWND pad = CreateWindowEx(WS_EX_CLIENTEDGE, ttcalc_pad_class_name,
 				"Pad",
 				WS_OVERLAPPEDWINDOW | WS_POPUPWINDOW ,
 				GetPrgRes()->GetPadXPos(), GetPrgRes()->GetPadYPos(),
diff --git a/src/programresources.cpp b/src/programresources.cpp
index 0aaacd0..bd349bc 100644
--- a/src/programresources.cpp
+++ b/src/programresources.cpp
@@ -645,6 +645,12 @@ return true;
 }
 
 
+const std::string & ProgramResources::GetHelpFile()
+{
+	return help_file;
+}
+
+
 bool ProgramResources::ReadTextValueFromRegistry(HKEY main_key, const char * sub_key, const char * value, std::string & result)
 {
 HKEY reg_key;
@@ -672,20 +678,40 @@ return status;
 }
 
 
-
-void ProgramResources::SetNameOfConfigurationFile()
+/*
+	setting names of:
+	- configuration file
+	- help file
+*/
+void ProgramResources::SetNameOfFiles()
 {
-static const char simple_file_name[] = "ttcalc.ini";
+char buffer[_MAX_PATH];
+static const char conf_name[] = "ttcalc.ini";
+static const char help_name[] = "ttcalc.chm";
 
 	// if there'll be an error we assume that the current directory will be used
-	// (in the portable version the configuration file is in a current directory)
-	configuration_file = std::string(".\\") + simple_file_name;
+	configuration_file  = ".\\";
+	configuration_file += conf_name;
+	help_file           = ".\\";
+	help_file          += help_name;
 
-#ifndef TTCALC_PORTABLE
+	if( !GetCurrentDirectory(_MAX_PATH, buffer) )
+		return;
 
-static const char simple_directory_name[] = "TTCalc";
-std::string application_data;
+	help_file  = buffer;
+	help_file += '\\';
+	help_file += help_name;
+	
+#ifdef TTCALC_PORTABLE
 
+	configuration_file  = buffer;
+	configuration_file += '\\';
+	configuration_file += conf_name;
+
+#else
+
+	static const char dir_name[] = "TTCalc";
+	std::string app_data;
 
 	// we're trying to read the value "AppData" from registry
 	// which can be, for instance, as:
@@ -695,38 +721,38 @@ std::string application_data;
 		HKEY_CURRENT_USER,
 		"Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders",
 		"AppData",
-		application_data) )
+		app_data) )
 	{	
-		std::string application_directory = application_data + '\\' + simple_directory_name;
-		bool success = false;
+		std::string app_dir = app_data + '\\' + dir_name;
 
-		// we have to remember the currect directory
-		// (because we're using it when we're opening the help)
-		char * buffer = new char[_MAX_PATH];
-
-		if( GetCurrentDirectory(_MAX_PATH, buffer) )
-		{
-			// we're testing whether we've got our directory or not
-			if( SetCurrentDirectory( application_directory.c_str() ) )
-				success = true;
-			else
-			// now we must create our directory inside it
-			if( CreateDirectory(application_directory.c_str(), 0) )
-				success = true;
-
-			if( success )
-				configuration_file = application_directory + '\\' + simple_file_name;
-
-			SetCurrentDirectory(buffer);
-		}
-
-		delete [] buffer;
+		if( CreateDirIfNotExists(app_dir) )
+			configuration_file = app_dir + '\\' + conf_name;
 	}
 
 #endif
 }
 
 
+
+bool ProgramResources::CreateDirIfNotExists(const std::string & app_dir)
+{
+bool success = false;
+
+	if( SetCurrentDirectory( app_dir.c_str() ) )
+	{
+		success = true;
+	}
+	else
+	if( CreateDirectory(app_dir.c_str(), 0) )
+	{
+		success = true;
+	}
+
+return success;
+}
+
+
+
 void ProgramResources::CheckCoordinates()
 {
 	if( x_pos < -50 )
diff --git a/src/programresources.h b/src/programresources.h
index ee227eb..564323b 100644
--- a/src/programresources.h
+++ b/src/programresources.h
@@ -317,8 +317,21 @@ public:
 		will be in a special directory for a particular user, for example:
 		"C:\Documents and Settings\user\applitacion data"
 	*/
-	void SetNameOfConfigurationFile();
+	void SetNameOfFiles();
 
+	
+	/*!
+		returning the name of the help file
+		SetNameOfFiles() should be used first
+	*/
+	const std::string & GetHelpFile();
+
+
+	/*!
+		returning true if such a dir exists
+		if not the method is trying to create it and returns true if it is created
+	*/
+	bool CreateDirIfNotExists(const std::string & app_dir);
 
 	/*!
 		reading and writing to a file
@@ -410,6 +423,7 @@ private:
 	View view;
 
 	std::string configuration_file;
+	std::string help_file;
 
 	int y_size_normal;
 	int y_size_compact;
diff --git a/src/winmain.cpp b/src/winmain.cpp
index 7695660..f837a6f 100644
--- a/src/winmain.cpp
+++ b/src/winmain.cpp
@@ -59,7 +59,7 @@ int APIENTRY WinMain(HINSTANCE hInstance, HINSTANCE, LPSTR, int)
 	GetPrgRes()->GetLanguages()->InitAll();
 	GetPrgRes()->GetLanguages()->SetCurrentLanguage(Languages::en);
 	//GetPrgRes()->GetConvert()->Init();
-	GetPrgRes()->SetNameOfConfigurationFile();
+	GetPrgRes()->SetNameOfFiles();
 	GetPrgRes()->ReadFromFile();
 
 	INITCOMMONCONTROLSEX common_ctrl;