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diff --git a/indra/lscript/llscriptresource.h b/indra/lscript/llscriptresource.h
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+/** 
+ * @file llscriptresource.h
+ * @brief LLScriptResource class definition
+ *
+ * $LicenseInfo:firstyear=2008&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLSCRIPTRESOURCE_H
+#define LL_LLSCRIPTRESOURCE_H
+
+#include "stdtypes.h"
+
+// An LLScriptResource is a limited resource per ID.
+class LLScriptResource
+{
+public:
+	LLScriptResource();
+
+	// If amount resources are available will mark amount resouces 
+	// used and returns true
+	// Otherwise returns false and doesn't mark any resources used.
+	bool request(S32 amount = 1);
+
+	// Release amount resources from use if at least amount resources are used and return true
+	// If amount is more than currently used no resources are released and return false
+	bool release(S32 amount = 1);
+
+	// Returns how many resources are available
+	S32 getAvailable() const;
+
+	// Sets the total amount of available resources
+	// It is possible to set the amount to less than currently used
+	// Most likely to happen on parcel ownership change
+	void setTotal(S32 amount);
+
+	// Get the total amount of available resources
+	S32 getTotal() const;
+
+	// Get the number of resources used
+	S32 getUsed() const;
+
+	// true if more resources used than total available
+	bool isOverLimit() const;
+
+private:
+	S32 mTotal; // How many resources have been set aside
+	S32 mUsed; // How many resources are currently in use
+};
+
+#endif // LL_LLSCRIPTRESOURCE_H