diff --git a/source/fx/fxjfish.cpp b/source/fx/fxjfish.cpp
index e9a96120f..1dd0a1675 100644
--- a/source/fx/fxjfish.cpp
+++ b/source/fx/fxjfish.cpp
@@ -25,6 +25,11 @@ void	CFXJellyFishLegs::init()
 /*****************************************************************************/
 void	CFXJellyFishLegs::shutdown()
 {
+		for (int L=0; L<Width; L++)
+		{
+			MemFree(FXList[L]);
+		}
+
 		MemFree(FXList);
 		MemFree(WidthTable);
 		MemFree(HeightTable);
@@ -66,7 +71,7 @@ int		AInc=1024/Width;
 			dH*=2;
 			if (dH>8) dH=8;
 			HeightTable[H]=(s16)dH;
-			printf("%i %i =%i\n",H,Ofs,HeightTable[H]);
+//			printf("%i %i =%i\n",H,Ofs,HeightTable[H]);
 		}
 
 }
@@ -99,7 +104,10 @@ void	CFXJellyFishLegs::think(int _frames)
 /*****************************************************************************/
 /*** Render ******************************************************************/
 /*****************************************************************************/
-int	Trans=0;
+const int	Trans=3;
+int	LX=8;
+int	LY=32;
+
 void	CFXJellyFishLegs::render()
 {
 DVECTOR	_MapOfs=CLevel::getCameraPos();
@@ -107,6 +115,10 @@ DVECTOR	MapOfs;
 int		dRGB=256/Count;
 s16		*dH=HeightTable;		
 
+		_MapOfs.vx+=LX;
+		_MapOfs.vy+=LY;
+
+		if (!Parent->getOnScreenFlag()) return;		
 		MapOfs.vx=_MapOfs.vx+XOfs;
 
 		for (int L=0; L<Width; L++)
@@ -129,7 +141,7 @@ s16		*dH=HeightTable;
 			for (int i=0; i<Count-1; i++)
 			{
 				if (Idx>=Count) Idx=0;
-				POLY_FT4	*Ft4=m_spriteBank->printFT4(FRM__TENTACLE,LastPos.vx,LastPos.vy,0,0,0);
+				POLY_FT4	*Ft4=m_spriteBank->printFT4(FRM__TENTACLE,LastPos.vx,LastPos.vy,0,0,6);
 
 				Ft4->x0=LastPos.vx+0+LastdW; Ft4->y0=LastPos.vy;
 				Ft4->x1=LastPos.vx+8-LastdW; Ft4->y1=LastPos.vy;
@@ -148,24 +160,3 @@ s16		*dH=HeightTable;
 			MapOfs.vx+=Gap;
 		}
 }
-/*
-			for (int i=0; i<Count-1; i++)
-			{
-				if (Idx>=Count) Idx=0;
-				POLY	*Ft4=m_spriteBank->printFT4(LastPos.vx,LastPos.vy);
-				LINE_F2	*P=GetPrimLF2();
-				P->x0=LastPos.vx;
-				P->y0=LastPos.vy;
-				LastPos.vx=List[Idx].Ofs.vx-MapOfs.vx;
-				LastPos.vy=List[Idx].Ofs.vy-MapOfs.vy;
-				P->x1=LastPos.vx;
-				P->y1=LastPos.vy;
-				setRGB0(P,C,C,C);
-				C-=dRGB;
-				if (!i)	setRGB0(P,255,0,0);
-				AddPrim(OtPtr,P);
-				MapOfs.vy-=Length;
-				Idx++;
-			}
-
-*/
diff --git a/source/level/layerback.cpp b/source/level/layerback.cpp
index 798a0735b..be578fe89 100644
--- a/source/level/layerback.cpp
+++ b/source/level/layerback.cpp
@@ -119,9 +119,12 @@ sLayerShadeBackGfx		*GfxList=Data->GfxList;
 // Render Back Shade
 
 
+//			printf("%i %i\n",ThisY,BandHeight);
+			if (BandHeight>256) BandHeight=256;
+//			if (ThisY<0) BandHeight=256;
 		for (i=0; i<BandCount; i++)
 		{
-			setXYWH(&Band[i],0,ThisY,512,BandHeight*2);
+			setXYWH(&Band[i],0,ThisY,512,BandHeight);
 			addPrim(ThisOT,&Band[i]);
 			ThisY+=BandHeight;
 		}
diff --git a/source/platform/platform.cpp b/source/platform/platform.cpp
index 65fd46074..e0be83307 100644
--- a/source/platform/platform.cpp
+++ b/source/platform/platform.cpp
@@ -841,6 +841,7 @@ void CNpcPlatform::processMovement( int _frames )
 
 void CNpcPlatform::render()
 {
+	setOnScreenFlag(false);
 	if ( m_isActive )
 	{
 		CPlatformThing::render();
@@ -862,6 +863,7 @@ void CNpcPlatform::render()
 		{
 			if ( renderPos.vy + collisionRect.y2 >= 0 && renderPos.vy + collisionRect.y1 <= VidGetScrH() )
 			{
+				setOnScreenFlag(true);
 				m_modelGfx->Render(renderPos);
 //				POLY_F4	*F4=GetPrimF4();
 //				setXYWH(F4,renderPos.vx-32,renderPos.vy-32,64,16);
diff --git a/source/thing/thing.h b/source/thing/thing.h
index e401fc8bd..0c92f5176 100644
--- a/source/thing/thing.h
+++ b/source/thing/thing.h
@@ -160,6 +160,9 @@ public:
 	virtual s32		getNewYPos( CThing *_thisThing );
 	void			setNewCollidedPos(DVECTOR newPos)			{m_newCollidedPos = newPos;}	// pkg - to be removed?
 
+	bool			IsOnScreen()	{return(m_OnScreenFlag);/* Put check code here */}
+	bool			getOnScreenFlag()							{return(m_OnScreenFlag);}
+	void			setOnScreenFlag(bool f)						{m_OnScreenFlag=f;}
 
 protected:
 	virtual void	setCollisionSize(int _w,int _h);
@@ -174,6 +177,7 @@ private:
 	DVECTOR			m_collisionCentre;
 	s16				m_collisionAngle;															// pkg - move to CNpcPlatform?
 	DVECTOR			m_newCollidedPos;															// pkg - to be removed?
+	bool			m_OnScreenFlag;
 
 };
 
diff --git a/tools/Data/bin/MkLevel.exe b/tools/Data/bin/MkLevel.exe
index b3515eea2..f3b58c51a 100644
Binary files a/tools/Data/bin/MkLevel.exe and b/tools/Data/bin/MkLevel.exe differ