anchor.diff:      <TD WIDTH="10%" VALIGN="top" NOWRAP="true">
          <%@ include file="LeftMenu.jsp" %>
          <P>
  -       <A HREF="Edit.jsp?page=<%=pagereq%>">Edit <%=pageReference%></A>
  +       <% if( isEditable ) { %>
  +          <A HREF="Edit.jsp?page=<%=pageurl%>">Edit <%=pageReference%></A>
  +       <% } %>
          </P>
          <P>
          <%@ include file="LeftMenuFooter.jsp" %>
  
positive.code:     {
          pagereq = "Main";
      }
      
      log.info("Request for page '"+pagereq+"' from "+request.getRemoteHost()+" by "+request.getRemoteUser() );
  
  
negative.code:     {
          version = Integer.parseInt( rev );
          pageReference = "current version";
      }
  
      // In the future, user access permits affect this
      boolean isEditable = (version < 0);
  %>
  
  <HTML>
  