Fix a character encoding error.

[SVN r46740]

index.html

@@ -29,7 +29,7 @@
                 <a href="value_init.htm">value_init</a></p>
 		</blockquote>
 		<hr>
-		<p>© Copyright Beman Dawes, 2001</p>
+		<p>&copy; Copyright Beman Dawes, 2001</p>
         <p>Distributed under the Boost Software License, Version 1.0. (See 
         accompanying file <a href="../../LICENSE_1_0.txt">
         LICENSE_1_0.txt</a> or copy at