diff --git a/PowerEditor/src/Notepad_plus.rc b/PowerEditor/src/Notepad_plus.rc
index f4076b73..970b4dc0 100644
--- a/PowerEditor/src/Notepad_plus.rc
+++ b/PowerEditor/src/Notepad_plus.rc
@@ -831,6 +831,7 @@ BEGIN
     POPUP "&?"
     BEGIN
         MENUITEM "Help Contents",              IDM_HELP
+        MENUITEM "Command Line Arguments",      IDM_CMDLINEARGUMENTS
         MENUITEM SEPARATOR
         MENUITEM "Notepad++ Home",            IDM_HOMESWEETHOME
         MENUITEM "Notepad++ Project Page",    IDM_PROJECTPAGE
diff --git a/PowerEditor/src/Notepad_plus_Window.h b/PowerEditor/src/Notepad_plus_Window.h
index 3ac10deb..39317f3b 100644
--- a/PowerEditor/src/Notepad_plus_Window.h
+++ b/PowerEditor/src/Notepad_plus_Window.h
@@ -31,6 +31,33 @@
 
 #include "Notepad_plus.h"
 
+const TCHAR COMMAND_ARG_HELP[] = TEXT("Usage :\r\
+\r\
+notepad++ [--help] [-multiInst] [-noPlugin] [-lLanguage] [-LlangCode] [-nLineNumber] [-cColumnNumber] [-xPos] [-yPos] [-nosession] [-notabbar] [-ro] [-systemtray] [-loadingTime] [-alwaysOnTop] [-openSession] [-r] [fullFilePathName]\r\
+\r\
+    --help : This help message\r\
+    -multiInst : Launch another Notepad++ instance\r\
+    -noPlugin : Launch Notepad++ without loading any plugin\r\
+    -l : Launch Notepad++ by applying indicated programming language\r\
+         to the file to open\r\
+    -L : Launch Notepad++ by applying indicated localization\r\
+         langCode is browser language code\r\
+    -n : Launch Notepad++ by scrolling indicated line on the file to open\r\
+    -c : Launch Notepad++ on scrolling indicated column on the file to open\r\
+    -x : Launch Notepad++ by indicating its left side position on the screen\r\
+    -y : Launch Notepad++ by indicating its top position on the screen\r\
+    -nosession : Launch Notepad++ without any session\r\
+    -notabbar : Launch Notepad++ without tabbar\r\
+    -ro : Launch Notepad++ and make the file to open read only\r\
+    -systemtray : Launch Notepad++ directly in system tray\r\
+    -loadingTime : Display Notepad++ loading time\r\
+    -alwaysOnTop : Make Notepad++ always on top\r\
+    -openSession : Open a specific session. fullFilePathName must be a session file\r\
+    -r : Open files recursively. This argument will be ignored\r\
+         if fullFilePathName contain no wildcard character\r\
+    fullFilePathName : file or folder name to open (absolute or relative path name)\r\
+");
+
 class Notepad_plus_Window : public Window {
 public:
 	Notepad_plus_Window() {};
diff --git a/PowerEditor/src/NppCommands.cpp b/PowerEditor/src/NppCommands.cpp
index 59be307a..8e23ab3a 100644
--- a/PowerEditor/src/NppCommands.cpp
+++ b/PowerEditor/src/NppCommands.cpp
@@ -2195,7 +2195,13 @@ void Notepad_plus::command(int id)
 			::ShellExecute(NULL, TEXT("open"), TEXT("http://npp-community.tuxfamily.org/"), NULL, NULL, SW_SHOWNORMAL);
 			break;
 		}
-	
+
+		case IDM_CMDLINEARGUMENTS:
+		{
+			::MessageBox(NULL, COMMAND_ARG_HELP, TEXT("Notepad++ Command Argument Help"), MB_OK);
+			break;
+		}
+
 		case IDM_FORUM:
 		{
 			::ShellExecute(NULL, TEXT("open"), TEXT("http://sourceforge.net/forum/?group_id=95717"), NULL, NULL, SW_SHOWNORMAL);
diff --git a/PowerEditor/src/menuCmdID.h b/PowerEditor/src/menuCmdID.h
index 269b2627..a7b2d3ce 100644
--- a/PowerEditor/src/menuCmdID.h
+++ b/PowerEditor/src/menuCmdID.h
@@ -474,6 +474,7 @@
     #define    IDM_WIKIFAQ          (IDM_ABOUT  + 7)
     #define    IDM_HELP             (IDM_ABOUT  + 8)
 	#define    IDM_CONFUPDATERPROXY (IDM_ABOUT  + 9)
+	#define    IDM_CMDLINEARGUMENTS (IDM_ABOUT  + 10)
 
 
 #define    IDM_SETTING    (IDM + 8000)
diff --git a/PowerEditor/src/winmain.cpp b/PowerEditor/src/winmain.cpp
index 2740635f..7cf4b568 100644
--- a/PowerEditor/src/winmain.cpp
+++ b/PowerEditor/src/winmain.cpp
@@ -190,33 +190,6 @@ const TCHAR FLAG_ALWAYS_ON_TOP[] = TEXT("-alwaysOnTop");
 const TCHAR FLAG_OPENSESSIONFILE[] = TEXT("-openSession");
 const TCHAR FLAG_RECURSIVE[] = TEXT("-r");
 
-const TCHAR COMMAND_ARG_HELP[] = TEXT("Usage :\r\
-\r\
-notepad++ [--help] [-multiInst] [-noPlugin] [-lLanguage] [-LlangCode] [-nLineNumber] [-cColumnNumber] [-xPos] [-yPos] [-nosession] [-notabbar] [-ro] [-systemtray] [-loadingTime] [-alwaysOnTop] [-openSession] [-r] [fullFilePathName]\r\
-\r\
-    --help : This help message\r\
-    -multiInst : Launch another Notepad++ instance\r\
-    -noPlugin : Launch Notepad++ without loading any plugin\r\
-    -l : Launch Notepad++ by applying indicated programming language\r\
-         to the file to open\r\
-    -L : Launch Notepad++ by applying indicated localization\r\
-         langCode is browser language code\r\
-    -n : Launch Notepad++ by scrolling indicated line on the file to open\r\
-    -c : Launch Notepad++ on scrolling indicated column on the file to open\r\
-    -x : Launch Notepad++ by indicating its left side position on the screen\r\
-    -y : Launch Notepad++ by indicating its top position on the screen\r\
-    -nosession : Launch Notepad++ without any session\r\
-    -notabbar : Launch Notepad++ without tabbar\r\
-    -ro : Launch Notepad++ and make the file to open read only\r\
-    -systemtray : Launch Notepad++ directly in system tray\r\
-    -loadingTime : Display Notepad++ loading time\r\
-    -alwaysOnTop : Make Notepad++ always on top\r\
-    -openSession : Open a specific session. fullFilePathName must be a session file\r\
-    -r : Open files recursively. This argument will be ignored\r\
-         if fullFilePathName contain no wildcard character\r\
-    fullFilePathName : file or folder name to open (absolute or relative path name)\r\
-");
-
 void doException(Notepad_plus_Window & notepad_plus_plus);
 
 int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE, LPSTR, int)