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diff --git a/indra/llxuixml/lltrans.h b/indra/llxuixml/lltrans.h
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+/**
+ * @file lltrans.h
+ * @brief LLTrans definition
+ *
+ * $LicenseInfo:firstyear=2000&license=viewergpl$
+ * 
+ * Copyright (c) 2000-2009, 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_TRANS_H
+#define LL_TRANS_H
+
+#include <map>
+
+#include "llstring.h"
+#include "llxmlnode.h"
+
+/**
+ * @brief String template loaded from strings.xml
+ */
+class LLTransTemplate
+{
+public:
+	LLTransTemplate(const std::string& name = LLStringUtil::null, const std::string& text = LLStringUtil::null) : mName(name), mText(text) {}
+
+	std::string mName;
+	std::string mText;
+};
+
+/**
+ * @brief Localized strings class
+ * This class is used to retrieve translations of strings used to build larger ones, as well as
+ * strings with a general usage that don't belong to any specific floater. For example,
+ * "Owner:", "Retrieving..." used in the place of a not yet known name, etc.
+ */
+class LLTrans
+{
+public:
+	LLTrans();
+
+	/**
+	 * @brief Parses the xml root that holds the strings. Used once on startup
+// *FIXME	 * @param xml_filename Filename to parse
+	 * @param default_args Set of strings (expected to be in the file) to use as default replacement args, e.g. "SECOND_LIFE"
+	 * @returns true if the file was parsed successfully, true if something went wrong
+	 */
+	static bool parseStrings(LLXMLNodePtr& root, const std::set<std::string>& default_args);
+
+	static bool parseLanguageStrings(LLXMLNodePtr &root);
+
+	/**
+	 * @brief Returns a translated string
+	 * @param xml_desc String's description
+	 * @param args A list of substrings to replace in the string
+	 * @returns Translated string
+	 */
+	static std::string getString(const std::string &xml_desc, const LLStringUtil::format_map_t& args);
+	static bool findString(std::string &result, const std::string &xml_desc, const LLStringUtil::format_map_t& args);
+
+	/**
+	 * @brief Returns a translated string
+	 * @param xml_desc String's description
+	 * @returns Translated string
+	 */
+	static std::string getString(const std::string &xml_desc)
+	{
+		LLStringUtil::format_map_t empty;
+		return getString(xml_desc, empty);
+	}
+
+	static bool findString(std::string &result, const std::string &xml_desc)
+	{
+		LLStringUtil::format_map_t empty;
+		return findString(result, xml_desc, empty);
+	}
+
+
+	// get the default args
+	static const LLStringUtil::format_map_t& getDefaultArgs()
+	{
+		return sDefaultArgs;
+	}
+
+	// insert default args into an arg list
+	static void getArgs(LLStringUtil::format_map_t& args)
+	{
+		args.insert(sDefaultArgs.begin(), sDefaultArgs.end());
+	}
+	
+private:
+	typedef std::map<std::string, LLTransTemplate > template_map_t;
+	static template_map_t sStringTemplates;
+	static LLStringUtil::format_map_t sDefaultArgs;
+};
+
+#endif