diff --git a/HelloWorld/HelloWorldApp.cpp b/HelloWorld/HelloWorld.cpp
similarity index 85%
rename from HelloWorld/HelloWorldApp.cpp
rename to HelloWorld/HelloWorld.cpp
index 2d9cabb9ac..63c272543a 100644
--- a/HelloWorld/HelloWorldApp.cpp
+++ b/HelloWorld/HelloWorld.cpp
@@ -3,12 +3,11 @@
 // Original file name: HelloWorldApp.cpp
 // Generated by TOPS Builder:Project wizard,Date:2010-8-3
 
-#include  "HelloWorldApp.h"
+#include  "HelloWorld.h"
 
-#include "cocos2d.h"
 using namespace cocos2d;
 
-#define IMG_PATH        "/NEWPLUS/TDA_DATA/UserData/HelloWorld.png"
+#define IMG_PATH "/NEWPLUS/TDA_DATA/UserData/HelloWorld.png"
 
 // Layer
 
@@ -37,14 +36,14 @@ public:
 
 // AppDelegate
 
-THelloWorldApp::THelloWorldApp() 
+HelloWorldAppDelegate::HelloWorldAppDelegate() 
 : m_rcWnd(0, 0, GetScreenWidth(), GetScreenHeight())
 , m_pMainWnd(NULL)
 {
 
 }
 
-bool THelloWorldApp::initCocos2d()
+bool HelloWorldAppDelegate::initCocos2d()
 {
     // init director
     CCDirector::getSharedDirector()->setOpenGLView(m_pMainWnd);
@@ -73,7 +72,7 @@ bool THelloWorldApp::initCocos2d()
     return true;
 }
 
-Boolean  THelloWorldApp::EventHandler(EventType*  pEvent)
+Boolean HelloWorldAppDelegate::EventHandler(EventType*  pEvent)
 {
 	Boolean     bHandled = FALSE;
 	switch(pEvent->eType)
@@ -96,6 +95,6 @@ Boolean  THelloWorldApp::EventHandler(EventType*  pEvent)
 // application main entry
 Int32 TG3AppMain(const TUChar * pAppID, UInt32 nCmd, void * pCmdParam)
 {
-    THelloWorldApp app;
+    HelloWorldAppDelegate app;
     return app.Run();
 }
diff --git a/HelloWorld/HelloWorldApp.h b/HelloWorld/HelloWorld.h
similarity index 61%
rename from HelloWorld/HelloWorldApp.h
rename to HelloWorld/HelloWorld.h
index 3f21878be8..283c2a5e63 100644
--- a/HelloWorld/HelloWorldApp.h
+++ b/HelloWorld/HelloWorld.h
@@ -4,15 +4,15 @@
 // Generated by TOPS Builder:Project wizard,Date:2010-8-3
  
 
-#ifndef  __HelloWorld_App_H__
-#define  __HelloWorld_App_H__
-#include "CCXApplication.h"
-#include "CCXEGLView.h"
+#ifndef  __HELLOWORLD_H__
+#define  __HELLOWORLD_H__
 
-class  THelloWorldApp  :  public  cocos2d::CCXApplication
+#include "cocos2d.h"
+
+class HelloWorldAppDelegate : public cocos2d::CCXApplication
 {
 public:
-    THelloWorldApp();
+    HelloWorldAppDelegate();
     
     virtual bool    initCocos2d();
 	virtual Boolean EventHandler(EventType * pEvent);
diff --git a/HelloWorld/HelloWorld.vcproj b/HelloWorld/HelloWorld.vcproj
index eea44f9548..f98b9f6941 100644
--- a/HelloWorld/HelloWorld.vcproj
+++ b/HelloWorld/HelloWorld.vcproj
@@ -187,11 +187,11 @@
 			UniqueIdentifier="{4FC737F1-C7A5-4376-A066-2A32D752A2FF}"
 			>
 			<File
-				RelativePath=".\HelloWorldApp.cpp"
+				RelativePath=".\HelloWorld.cpp"
 				>
 			</File>
 			<File
-				RelativePath=".\HelloWorldApp.h"
+				RelativePath=".\HelloWorld.h"
 				>
 			</File>
 		</Filter>