//Dispose method of my Application Core

        #region Dispose
        /// <summary>
        ///
        /// </summary>
        public virtual void Dispose()
        {
            if (this.mIsDisposed)
                return;

            //Disposing Cohesion Managers and Components
            this.mRegisteredLocationStructures.Clear();

            Log cohesionLog = LogManager.Instance.GetLog(LOGFILE);
            cohesionLog.MessageLogged -= LogConsole.Instance.MessageLogged;

            this.CleanUpScene();

            //Dispose all Managers, using inverse priority order
            if (this.mManagers != null)
            {
                for (int i = this.mManagers.Count - 1; i >= 0; i--)
                    this.mManagers[this.mManagers.Keys[i]].Dispose();

                this.mManagers.Clear();
                this.mManagers = null;
            }

            //Disposing Axiom Engine
            if (Root.Instance != null)
            {
                // remove event handlers
                Root.Instance.FrameStarted          -= this.OnFrameStartedDo;
                Root.Instance.FrameEnded            -= this.OnFrameEndedDo;
                Root.Instance.FrameRenderingQueued  -= this.OnFrameRenderingQueuedDo;
            }

            this.Platform.ShutDown();

            if (Root.Instance != null)
                Root.Instance.RenderSystem.DetachRenderTarget(this.RenderWindow);

#if !( XBOX || XBOX360 )
            WindowEventMonitor.Instance.UnregisterListener(this.RenderWindow, this.mWindowListener);
            this.mWindowListener = null;
#endif

            if (this.RenderWindow != null)
            {
                if (!this.RenderWindow.IsDisposed)
                    this.RenderWindow.Dispose();

                this.RenderWindow = null;
            }

            if (Root.Instance!= null)
                Root.Instance.Dispose();

            this.mIsDisposed = true;
        }
        #endregion

//Here it is the CleanUpScene method implementation

        #region CleanUpScene (private)
        /// <summary>
        ///
        /// </summary>
        internal void CleanUpScene()
        {
            if (this.SceneManager == null)
                return;

            this.SceneManager.RemoveAllBillboardSets();
            CameraManager.Instance.RemoveAllCameras();
            this.SceneManager.RemoveAllEntities();
            this.SceneManager.RemoveAllLights();
            this.SceneManager.RemoveAllRibonTrails();
            //this.SceneManager.DestroyAllAnimations(); task accomplished by ClearScene
            this.SceneManager.DestroyAllAnimationStates();
            //this.SceneManager.DestroyAllMovableObjects(); task accomplished by ClearScene
            //this.SceneManager.DestroyAllOverlays(); //not done 'cause it will remove overlays of debugpanel that cannot be removed XD
            this.SceneManager.DestroyAllStaticGeometry();
            this.SceneManager.ClearScene();
        }
        #endregion CleanUpScene (private)