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diff --git a/indra/newview/lltracker.h b/indra/newview/lltracker.h
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+/** 
+ * @file lltracker.h
+ * @brief Container for objects user is tracking.
+ *
+ * Copyright (c) 2003-$CurrentYear$, Linden Research, Inc.
+ * $License$
+ */
+
+// A singleton class for tracking stuff.
+//
+// TODO -- LLAvatarTracker functionality should probably be moved
+// to the LLTracker class. 
+
+
+#ifndef LL_LLTRACKER_H
+#define LL_LLTRACKER_H
+
+#include "lldarray.h"
+#include "llmemory.h"
+#include "llstring.h"
+#include "lluuid.h"
+#include "v3dmath.h"
+
+class LLHUDText;
+
+
+class LLTracker
+{
+public:
+	enum ETrackingStatus
+	{
+		TRACKING_NOTHING = 0,
+		TRACKING_AVATAR = 1,
+		TRACKING_LANDMARK = 2,
+		TRACKING_LOCATION = 3,
+	};
+
+	enum ETrackingLocationType
+	{
+		LOCATION_NOTHING,
+		LOCATION_EVENT,
+		LOCATION_ITEM,
+	};
+
+	static LLTracker* instance() 
+	{ 
+		if (!sTrackerp)
+		{
+			sTrackerp = new LLTracker();
+		}
+		return sTrackerp; 
+	}
+
+	static void cleanupInstance() { delete sTrackerp; sTrackerp = NULL; }
+
+	//static void drawTrackerArrow(); 
+	// these are static so that they can be used a callbacks
+	static ETrackingStatus getTrackingStatus() { return instance()->mTrackingStatus; }
+	static ETrackingLocationType getTrackedLocationType() { return instance()->mTrackingLocationType; }
+	static BOOL isTracking(void*) { return (BOOL) instance()->mTrackingStatus; }
+	static void stopTracking(void*);
+
+	static const LLUUID& getTrackedLandmarkAssetID() { return instance()->mTrackedLandmarkAssetID; }
+	static const LLUUID& getTrackedLandmarkItemID()	 { return instance()->mTrackedLandmarkItemID; }
+
+	static void	trackAvatar( const LLUUID& avatar_id, const LLString& name );
+	static void	trackLandmark( const LLUUID& landmark_asset_id, const LLUUID& landmark_item_id , const LLString& name);
+	static void	trackLocation(const LLVector3d& pos, const LLString& full_name, const LLString& tooltip, ETrackingLocationType location_type = LOCATION_NOTHING);
+
+	// returns global pos of tracked thing
+	static LLVector3d 	getTrackedPositionGlobal();
+
+	static BOOL 		hasLandmarkPosition();
+	static const LLString& getTrackedLocationName();
+
+	static void drawHUDArrow();
+
+	// Draw in-world 3D tracking stuff
+	static void	render3D();
+
+	static BOOL handleMouseDown(S32 x, S32 y);
+
+	static LLTracker* sTrackerp;
+	static BOOL sCheesyBeacon;
+	
+	static const LLString& getLabel() { return instance()->mLabel; }
+	static const LLString& getToolTip() { return instance()->mToolTip; }
+protected:
+	LLTracker();
+	~LLTracker();
+
+	static void renderBeacon( LLVector3d pos_global, 
+							 const LLColor4& color, 
+							 LLHUDText* hud_textp, 
+							 const std::string& label );
+
+	void stopTrackingAll(BOOL clear_ui = FALSE);
+	void stopTrackingAvatar(BOOL clear_ui = FALSE);
+	void stopTrackingLocation(BOOL clear_ui = FALSE);
+	void stopTrackingLandmark(BOOL clear_ui = FALSE);
+
+	void drawMarker(const LLVector3d& pos_global, const LLColor4& color);
+	void setLandmarkVisited();
+	void cacheLandmarkPosition();
+	void purgeBeaconText();
+
+protected:
+	ETrackingStatus 		mTrackingStatus;
+	ETrackingLocationType	mTrackingLocationType;
+	LLPointer<LLHUDText>	mBeaconText;
+	S32 mHUDArrowCenterX;
+	S32 mHUDArrowCenterY;
+
+	LLVector3d				mTrackedPositionGlobal;
+
+	LLString				mLabel;
+	LLString				mToolTip;
+
+	LLString				mTrackedLandmarkName;
+	LLUUID					mTrackedLandmarkAssetID;
+	LLUUID					mTrackedLandmarkItemID;
+	LLDynamicArray<LLUUID>	mLandmarkAssetIDList;
+	LLDynamicArray<LLUUID>	mLandmarkItemIDList;
+	BOOL					mHasReachedLandmark;
+	BOOL 					mHasLandmarkPosition;
+	BOOL					mLandmarkHasBeenVisited;
+
+	LLString				mTrackedLocationName;
+	BOOL					mIsTrackingLocation;
+	BOOL					mHasReachedLocation;
+};
+
+
+#endif
+