update copyright date

[SVN r18051]

more/error_handling.html

@@ -192,11 +192,11 @@ extern "C" void (*old_translator)(unsigned, EXCEPTION_POINTERS*)
     world would be a better place. 
     <hr>
 
-    <p>&copy; Copyright David Abrahams 2001. Permission to copy, use, modify,
-    sell and distribute this document is granted provided this copyright
-    notice appears in all copies. This document is provided "as is" without
-    express or implied warranty, and with no claim as to its suitability for
-    any purpose.</p>
+    <p>&copy; Copyright David Abrahams 2001-2003. Permission to copy,
+    use, modify, sell and distribute this document is granted provided
+    this copyright notice appears in all copies. This document is
+    provided "as is" without express or implied warranty, and with no
+    claim as to its suitability for any purpose.</p>
 
     <p>Revised 
     <!--webbot bot="Timestamp" s-type="EDITED" s-format="%d %B, %Y" startspan -->