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diff --git a/indra/newview/llviewerhelp.cpp b/indra/newview/llviewerhelp.cpp
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+/** 
+ * @file llviewerhelp.cpp
+ * @brief Utility functions for the Help system
+ * @author Tofu Linden
+ *
+ * $LicenseInfo:firstyear=2009&license=viewergpl$
+ * 
+ * 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.
+ * $/LicenseInfo$
+ */
+
+#include "llviewerprecompiledheaders.h"
+
+#include "llfloaterhelpbrowser.h"
+#include "llfloaterreg.h"
+#include "llfocusmgr.h"
+#include "llviewercontrol.h"
+#include "llversionviewer.h"
+#include "llappviewer.h"
+
+#include "llviewerhelputil.h"
+#include "llviewerhelp.h"
+
+
+//////////////////////////////
+// implement LLHelp interface
+
+void LLViewerHelp::showTopic(const std::string &topic)
+{
+	showHelp();
+	
+	if( gSavedSettings.getBOOL("HelpUseLocal") )
+	{
+		LLFloaterHelpBrowser* helpbrowser = dynamic_cast<LLFloaterHelpBrowser*>(LLFloaterReg::getInstance("help_browser"));
+		helpbrowser->navigateToLocalPage( "help-offline" , "index.html" );
+	}
+	else 
+	{
+		const LLOSInfo& osinfo = LLAppViewer::instance()->getOSInfo();
+		std::string helpURL = LLViewerHelpUtil::buildHelpURL( topic, gSavedSettings, osinfo );
+		setRawURL( helpURL );
+	}
+}
+
+std::string LLViewerHelp::defaultTopic()
+{
+	// *hack: to be done properly
+	return "this_is_fallbacktopic";
+}
+
+//////////////////////////////
+// our own interfaces
+
+std::string LLViewerHelp::getTopicFromFocus()
+{
+	// use UI element with viewer's keyboard focus as basis for searching
+	LLUICtrl* focused = dynamic_cast<LLUICtrl*>(gFocusMgr.getKeyboardFocus());
+
+	if (focused)
+	{
+		std::string topic;
+		if (focused->findHelpTopic(topic))
+		{
+			return topic;
+		}
+	}
+
+	// didn't find a help topic in the UI hierarchy for focused
+	// element, return the fallback topic name instead.
+	return defaultTopic();
+}
+
+// static 
+void LLViewerHelp::showHelp()
+{
+	LLFloaterHelpBrowser* helpbrowser = dynamic_cast<LLFloaterHelpBrowser*>(LLFloaterReg::getInstance("help_browser"));
+	if (helpbrowser)
+	{
+		BOOL visible = TRUE;
+		BOOL take_focus = TRUE;
+		helpbrowser->setVisible(visible);
+		helpbrowser->setFrontmost(take_focus);
+	}
+	else
+	{
+		llwarns << "Eep, help_browser floater not found" << llendl;
+	}
+}
+
+// static
+void LLViewerHelp::setRawURL(std::string url)
+{
+	LLFloaterHelpBrowser* helpbrowser = dynamic_cast<LLFloaterHelpBrowser*>(LLFloaterReg::getInstance("help_browser"));
+	if (helpbrowser)
+	{
+		helpbrowser->openMedia(url);	
+	}
+	else
+	{
+		llwarns << "Eep, help_browser floater not found" << llendl;
+	}
+}
+