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diff --git a/linden/indra/newview/llmediaremotectrl.h b/linden/indra/newview/llmediaremotectrl.h
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+/** 
+ * @file llmediaremotectrl.h
+ * @brief A remote control for media (video and music)
+ *
+ * Copyright (c) 2005-2007, Linden Research, Inc.
+ * 
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlife.com/developers/opensource/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at http://secondlife.com/developers/opensource/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ */
+
+#ifndef LL_LLMEDIAREMOTECTRL_H
+#define LL_LLMEDIAREMOTECTRL_H
+
+#include "llpanel.h"
+#include "llvolumesliderctrl.h"
+#include "lleventemitter.h"
+
+////////////////////////////////////////////////////////////////////////////////
+//
+class LLMediaRemoteCtrlEvent
+{
+        public:
+                LLMediaRemoteCtrlEvent ( LLUICtrl* controlIn, F32 valueIn ):
+                        control ( controlIn ),
+                                value ( valueIn )
+                {
+                };
+
+                virtual ~LLMediaRemoteCtrlEvent () { }
+
+                LLUICtrl* getControl () const { return control; };
+                F32 getValue () const { return value; };
+
+        private:
+                LLUICtrl* control;
+                F32 value;
+};
+
+////////////////////////////////////////////////////////////////////////////////
+//
+class LLMediaRemoteCtrlObserver
+{
+public:
+        typedef LLMediaRemoteCtrlEvent EventType;
+        virtual ~LLMediaRemoteCtrlObserver() {}
+        virtual void onVolumeChange ( const EventType& eventIn ) { };
+        virtual void onStopButtonPressed ( const EventType& eventIn ) { };
+        virtual void onPlayButtonPressed ( const EventType& eventIn ) { };
+        virtual void onPauseButtonPressed ( const EventType& eventIn ) { };
+};
+
+////////////////////////////////////////////////////////////////////////////////
+//
+class LLMediaRemoteCtrl :
+        public LLPanel
+{
+        public:
+                LLMediaRemoteCtrl ( const std::string& name,
+                                                        const std::string& label,
+                                                        const LLRect& rect,
+                                                        const std::string& xml_file );
+        
+                virtual ~LLMediaRemoteCtrl ();
+
+                virtual EWidgetType getWidgetType() const;
+                virtual LLString getWidgetTag() const;
+
+                // set current transport state of remote control
+                enum TransportState { Stop, Play, Pause };
+                void setTransportState ( TransportState transportStateIn, BOOL pauseEnabled );
+                TransportState getTransportState ();
+                void setVolume ( F32 volumeIn );
+                
+                // allow consumers to observe remote control events
+                virtual BOOL addObserver ( LLMediaRemoteCtrlObserver* observerIn )
+                {
+                        return mediaRemoteCtrlEventEmitter.addObserver ( observerIn );
+                };
+                virtual BOOL remObserver ( LLMediaRemoteCtrlObserver* observerIn )
+                {
+                        return mediaRemoteCtrlEventEmitter.remObserver ( observerIn );
+                };
+
+        private:
+                LLVolumeSliderCtrl* mVolumeSlider;
+                LLRect volumeSliderRect;
+
+                TransportState transportState;
+
+                LLTextBox* titleLabel;
+                LLButton* playButton;
+                LLButton* pauseButton;
+                LLButton* stopButton;
+
+                // event emitter
+                eventEmitter < LLMediaRemoteCtrlObserver > mediaRemoteCtrlEventEmitter;
+
+                // callbacks
+                static void onCommitVolume ( LLUICtrl* ctrl, void* data );
+                static void onPlayButton ( void* data );
+                static void onPauseButton ( void* data );
+                static void onStopButton ( void* data );
+};
+
+#endif