diff --git a/source/triggers/tabemit.cpp b/source/triggers/tabemit.cpp
new file mode 100644
index 000000000..c7be3a67a
--- /dev/null
+++ b/source/triggers/tabemit.cpp
@@ -0,0 +1,39 @@
+/*=========================================================================
+
+	tabemit.cpp
+
+	Author:		CRB
+	Created:	
+	Project:	Spongebob
+	Purpose:	
+
+	Copyright (c) 2001 Climax Development Ltd
+
+===========================================================================*/
+
+#ifndef	__TRIGGERS_TABEMIT_H__
+#include "triggers\tabemit.h"
+#endif
+
+#ifndef __GAME_GAME_H__
+#include	"game\game.h"
+#endif
+
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void	CAcidBubbleEmitterTrigger::think(int _frames)
+{
+	CTrigger::think( _frames );
+
+	if ( m_timer <= 0 )
+	{
+		CFX::Create( CFX::FX_TYPE_BUBBLE_ACID, Pos );
+
+		m_timer = GameState::getOneSecondInFrames() >> 2;
+	}
+	else
+	{
+		m_timer -= _frames;
+	}
+}
diff --git a/source/triggers/tabemit.h b/source/triggers/tabemit.h
new file mode 100644
index 000000000..71cb13569
--- /dev/null
+++ b/source/triggers/tabemit.h
@@ -0,0 +1,59 @@
+/*=========================================================================
+
+	tabemit.h
+
+	Author:		CRB
+	Created:	
+	Project:	Spongebob
+	Purpose:	
+
+	Copyright (c) 2001 Climax Development Ltd
+
+===========================================================================*/
+
+#ifndef	__TRIGGERS_TABEMIT_H__
+#define __TRIGGERS_TABEMIT_H__
+
+/*----------------------------------------------------------------------
+	Includes
+	-------- */
+
+#ifndef __THING_THING_H__
+#include "thing/thing.h"
+#endif
+
+#ifndef __TRIGGERS_TBEMIT_H__
+#include "triggers\tbemit.h"
+#endif
+
+/*	Std Lib
+	------- */
+
+/*----------------------------------------------------------------------
+	Tyepdefs && Defines
+	------------------- */
+
+/*----------------------------------------------------------------------
+	Structure defintions
+	-------------------- */
+
+class CAcidBubbleEmitterTrigger : public CBubbleEmitterTrigger
+{
+public:
+	virtual void		think(int _frames);
+};
+
+/*----------------------------------------------------------------------
+	Globals
+	------- */
+
+/*----------------------------------------------------------------------
+	Functions
+	--------- */
+
+/*---------------------------------------------------------------------- */
+
+#endif
+
+/*===========================================================================
+ end */
diff --git a/source/triggers/tlbemit.cpp b/source/triggers/tlbemit.cpp
new file mode 100644
index 000000000..75b4a2792
--- /dev/null
+++ b/source/triggers/tlbemit.cpp
@@ -0,0 +1,39 @@
+/*=========================================================================
+
+	tlbemit.cpp
+
+	Author:		CRB
+	Created:	
+	Project:	Spongebob
+	Purpose:	
+
+	Copyright (c) 2001 Climax Development Ltd
+
+===========================================================================*/
+
+#ifndef	__TRIGGERS_TLBEMIT_H__
+#include "triggers\tlbemit.h"
+#endif
+
+#ifndef __GAME_GAME_H__
+#include	"game\game.h"
+#endif
+
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void	CLavaBubbleEmitterTrigger::think(int _frames)
+{
+	CTrigger::think( _frames );
+
+	if ( m_timer <= 0 )
+	{
+		CFX::Create( CFX::FX_TYPE_BUBBLE_LAVA, Pos );
+
+		m_timer = GameState::getOneSecondInFrames() >> 2;
+	}
+	else
+	{
+		m_timer -= _frames;
+	}
+}
diff --git a/source/triggers/tlbemit.h b/source/triggers/tlbemit.h
new file mode 100644
index 000000000..34ebe4edc
--- /dev/null
+++ b/source/triggers/tlbemit.h
@@ -0,0 +1,59 @@
+/*=========================================================================
+
+	tlbemit.h
+
+	Author:		CRB
+	Created:	
+	Project:	Spongebob
+	Purpose:	
+
+	Copyright (c) 2001 Climax Development Ltd
+
+===========================================================================*/
+
+#ifndef	__TRIGGERS_TLBEMIT_H__
+#define __TRIGGERS_TLBEMIT_H__
+
+/*----------------------------------------------------------------------
+	Includes
+	-------- */
+
+#ifndef __THING_THING_H__
+#include "thing/thing.h"
+#endif
+
+#ifndef __TRIGGERS_TBEMIT_H__
+#include "triggers\tbemit.h"
+#endif
+
+/*	Std Lib
+	------- */
+
+/*----------------------------------------------------------------------
+	Tyepdefs && Defines
+	------------------- */
+
+/*----------------------------------------------------------------------
+	Structure defintions
+	-------------------- */
+
+class CLavaBubbleEmitterTrigger : public CBubbleEmitterTrigger
+{
+public:
+	virtual void		think(int _frames);
+};
+
+/*----------------------------------------------------------------------
+	Globals
+	------- */
+
+/*----------------------------------------------------------------------
+	Functions
+	--------- */
+
+/*---------------------------------------------------------------------- */
+
+#endif
+
+/*===========================================================================
+ end */
diff --git a/source/triggers/tobemit.cpp b/source/triggers/tobemit.cpp
new file mode 100644
index 000000000..048f05b2c
--- /dev/null
+++ b/source/triggers/tobemit.cpp
@@ -0,0 +1,39 @@
+/*=========================================================================
+
+	tobemit.cpp
+
+	Author:		CRB
+	Created:	
+	Project:	Spongebob
+	Purpose:	
+
+	Copyright (c) 2001 Climax Development Ltd
+
+===========================================================================*/
+
+#ifndef	__TRIGGERS_TOBEMIT_H__
+#include "triggers\tobemit.h"
+#endif
+
+#ifndef __GAME_GAME_H__
+#include	"game\game.h"
+#endif
+
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void	COilBubbleEmitterTrigger::think(int _frames)
+{
+	CTrigger::think( _frames );
+
+	if ( m_timer <= 0 )
+	{
+		CFX::Create( CFX::FX_TYPE_BUBBLE_OIL, Pos );
+
+		m_timer = GameState::getOneSecondInFrames() >> 2;
+	}
+	else
+	{
+		m_timer -= _frames;
+	}
+}
diff --git a/source/triggers/tobemit.h b/source/triggers/tobemit.h
new file mode 100644
index 000000000..2f01505ed
--- /dev/null
+++ b/source/triggers/tobemit.h
@@ -0,0 +1,59 @@
+/*=========================================================================
+
+	tobemit.h
+
+	Author:		CRB
+	Created:	
+	Project:	Spongebob
+	Purpose:	
+
+	Copyright (c) 2001 Climax Development Ltd
+
+===========================================================================*/
+
+#ifndef	__TRIGGERS_TOBEMIT_H__
+#define __TRIGGERS_TOBEMIT_H__
+
+/*----------------------------------------------------------------------
+	Includes
+	-------- */
+
+#ifndef __THING_THING_H__
+#include "thing/thing.h"
+#endif
+
+#ifndef __TRIGGERS_TBEMIT_H__
+#include "triggers\tbemit.h"
+#endif
+
+/*	Std Lib
+	------- */
+
+/*----------------------------------------------------------------------
+	Tyepdefs && Defines
+	------------------- */
+
+/*----------------------------------------------------------------------
+	Structure defintions
+	-------------------- */
+
+class COilBubbleEmitterTrigger : public CBubbleEmitterTrigger
+{
+public:
+	virtual void		think(int _frames);
+};
+
+/*----------------------------------------------------------------------
+	Globals
+	------- */
+
+/*----------------------------------------------------------------------
+	Functions
+	--------- */
+
+/*---------------------------------------------------------------------- */
+
+#endif
+
+/*===========================================================================
+ end */