Update a url.

diff --git a/include/rpcproxy.h b/include/rpcproxy.h
index 223ab50..80e3c9e 100644
--- a/include/rpcproxy.h
+++ b/include/rpcproxy.h
@@ -209,7 +209,7 @@
 
 #if 0
 
-/* see http://msdn.microsoft.com/library/en-us/dnmsj99/html/com0199.asp?frame=true */
+/* see http://www.microsoft.com/msj/0199/com/com0199.aspx */
 
 RPCRTAPI HRESULT RPC_ENTRY
   CreateProxyFromTypeInfo( LPTYPEINFO pTypeInfo, LPUNKNOWN pUnkOuter, REFIID riid,