Fix doc errors, add shared_ptr_example program

[SVN r10165]

scoped_ptr.htm

@@ -106,7 +106,7 @@ output:</p>
 Buckle my shoe</pre>
 </blockquote>
 <h2>Handle/Body Idiom</h2>
-<p>One common usage of <b>shared_pointer</b> is to implement a handle/body
+<p>One common usage of <b>scoped_ptr</b> is to implement a handle/body
 structure which avoids exposing the body (implementation) in the header file:</p>
 <pre>class handle
 {
@@ -123,7 +123,7 @@ body</code> is not visible at the time scoped_ptr&lt;&gt; deletes it. See ISO
 5.3.5/5.&nbsp; Note that some compilers will issue a warning even though the
 above code is well defined.</p>
 <hr>
-<p>Revised <!--webbot bot="Timestamp" s-type="EDITED" s-format="%d %B %Y" startspan -->10 May 2001<!--webbot bot="Timestamp" endspan i-checksum="15101" --></p>
+<p>Revised <!--webbot bot="Timestamp" s-type="EDITED" s-format="%d %B %Y" startspan -->21 May 2001<!--webbot bot="Timestamp" endspan i-checksum="15104" --></p>
 <p>© Copyright Greg Colvin and Beman Dawes 1999. Permission to copy, use,
 modify, sell and distribute this document is granted provided this copyright
 notice appears in all copies. This document is provided &quot;as is&quot;