void StartupCall::trackEvent(const char *eventName)
{
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32)
    const char *platform = "win";
#elif (CC_TARGET_PLATFORM == CC_PLATFORM_MAC)
    const char *platform = "mac";
#else
    const char *platform = "UNKNOWN";
#endif
    
    HTTPRequest *request = HTTPRequest::createWithUrl(NULL,
                                                      "http://www.google-analytics.com/collect",
                                                      kCCHTTPRequestMethodPOST);
    request->addPOSTValue("v", "1");
    request->addPOSTValue("tid", "UA-84326395-1");
    request->addPOSTValue("cid", Native::getOpenUDID().c_str());
    request->addPOSTValue("t", "event");
    
    request->addPOSTValue("an", "player");
    request->addPOSTValue("av", cocos2dVersion());
    
    request->addPOSTValue("ec", platform);
    request->addPOSTValue("ea", eventName);
    
    request->start();
}
static int tolua_cocos2dx_extra_luabinding_HTTPRequest_addPOSTValue00(lua_State* tolua_S)
{
#if COCOS2D_DEBUG >= 1
 tolua_Error tolua_err;
 if (
     !tolua_isusertype(tolua_S,1,"HTTPRequest",0,&tolua_err) ||
     !tolua_isstring(tolua_S,2,0,&tolua_err) ||
     !tolua_isstring(tolua_S,3,0,&tolua_err) ||
     !tolua_isnoobj(tolua_S,4,&tolua_err)
 )
  goto tolua_lerror;
 else
#endif
 {
  HTTPRequest* self = (HTTPRequest*)  tolua_tousertype(tolua_S,1,0);
  const char* key = ((const char*)  tolua_tostring(tolua_S,2,0));
  const char* value = ((const char*)  tolua_tostring(tolua_S,3,0));
#if COCOS2D_DEBUG >= 1
  if (!self) tolua_error(tolua_S,"invalid 'self' in function 'addPOSTValue'", NULL);
#endif
  {
   self->addPOSTValue(key,value);
  }
 }
 return 0;
#if COCOS2D_DEBUG >= 1
 tolua_lerror:
 tolua_error(tolua_S,"#ferror in function 'addPOSTValue'.",&tolua_err);
 return 0;
#endif
}