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diff --git a/indra/newview/llnavigationbar.h b/indra/newview/llnavigationbar.h
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+/** 
+ * @file llnavigationbar.h
+ * @brief Navigation bar definition
+ *
+ * $LicenseInfo:firstyear=2009&license=viewergpl$
+ * 
+ * Copyright (c) 2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * 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://secondlifegrid.net/programs/open_source/licensing/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://secondlifegrid.net/programs/open_source/licensing/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.
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLNAVIGATIONBAR_H
+#define LL_LLNAVIGATIONBAR_H
+
+#include "llpanel.h"
+
+extern S32 NAVIGATION_BAR_HEIGHT;
+
+class LLButton;
+class LLLocationInputCtrl;
+class LLMenuGL;
+class LLLineEditor;
+
+/**
+ * Web browser-like navigation bar.
+ */ 
+class LLNavigationBar
+:	public LLPanel
+{
+	LOG_CLASS(LLNavigationBar);
+
+public:
+	static LLNavigationBar* getInstance();
+	virtual ~LLNavigationBar();
+	
+	/*virtual*/ void	draw();
+	/*virtual*/ BOOL	postBuild();
+	/*virtual*/ BOOL	handleRightMouseDown(S32 x, S32 y, MASK mask);
+
+private:
+	LLNavigationBar();
+
+	void refreshLocation();
+	void rebuildLocationHistory(std::string filter = "");
+	void rebuildTeleportHistoryMenu();
+	void showTeleportHistoryMenu();
+	
+	// callbacks
+	bool onLocationContextMenuItemEnabled(const LLSD& userdata);
+	void onLocationContextMenuItemClicked(const LLSD& userdata);
+	void onTeleportHistoryMenuItemClicked(const LLSD& userdata);
+	void onTeleportHistoryChanged();
+	void onBackButtonClicked();
+	void onBackOrForwardButtonHeldDown(const LLSD& param);
+	void onForwardButtonClicked();
+	void onHomeButtonClicked();
+	void onInfoButtonClicked();
+	void onHelpButtonClicked();
+	void onLocationFocusReceived();
+	void onLocationFocusLost();
+	void onLocationSelection();
+	void onLocationTextEntry(LLUICtrl* ctrl);
+	void onLocationPrearrange(const LLSD& data);
+	void onLocationHistoryLoaded();
+	void onSearchCommit();
+	static void onRegionNameResponse(
+			LLVector3 local_coords, U64 region_handle, const std::string& url,
+			const LLUUID& snapshot_id, bool teleport);
+
+	static void teleport(std::string slurl);
+
+	static LLNavigationBar *sInstance;
+	
+	LLMenuGL*				mLocationContextMenu;
+	LLMenuGL*				mTeleportHistoryMenu;
+	LLButton*				mBtnBack;
+	LLButton*				mBtnForward;
+	LLButton*				mBtnHome;
+	LLButton*				mBtnInfo;
+	LLButton*				mBtnHelp;
+	LLLineEditor*			mLeSearch;
+	LLLocationInputCtrl*	mCmbLocation;
+};
+
+#endif