anchor.diff:  <%@ page errorPage="/Error.jsp" %>
   <%@ taglib uri="/WEB-INF/jspwiki.tld" prefix="wiki" %>
   
  -<%! 
  +<%!
       Logger log = Logger.getLogger("JSPWiki");
  +
  +    String findParam( PageContext ctx, String key )
  +    {
  +        ServletRequest req = ctx.getRequest();
  +
  +        String val = req.getParameter( key );
  +
  +        if( val == null )
  +        {
  +            val = (String)ctx.findAttribute( key );
  +        }
  +
  +        return val;
  +    }
   %>
   
   <%
  
positive.code:     {
          latestversion = wikiContext.getPage();
      }
      
      //
      //  Set the response type before we branch.
      //
  
negative.code:     WikiContext wikiContext = wiki.createContext( request, WikiContext.EDIT );
      if(!wikiContext.hasAccess( response )) return;
      String pagereq = wikiContext.getName();
  
      WikiSession wikiSession = wikiContext.getWikiSession();
      String user = wikiSession.getUserPrincipal().getName();
      String action  = request.getParameter("action");
      String ok      = request.getParameter("ok");
  