anchor.diff:           <INPUT type="hidden" name="action" value="save">
         </FORM>
   
  +      <HR/>
  +
  +      <H3>Removing your preferences</h3>
  +
  +      <P>In some cases, you may need to remove the above preferences from the computer.
  +      Click the button below to do that.  Note that it will remove all preferences
  +      you've set up, permanently.  You will need to enter them again.</P>
  +
  +      <DIV align="center">
  +      <FORM action="<%=wiki.getBaseURL()%>UserPreferences.jsp"
  +            method="POST"
  +            ACCEPT-CHARSET="UTF-8">
  +      <INPUT type="submit" name="clear" value="Remove preferences from this computer" />
  +      </FORM>
  +      </DIV>
  +
       </TD>
     </TR>
   
  
positive.code:     }
  
      String ok = request.getParameter("ok");
  
      if( ok != null || "save".equals(request.getParameter("action")) )
      {
  
negative.code: 
          response.sendRedirect( wiki.getBaseURL()+"Wiki.jsp" );
      }
      else if( clear != null )
      {
          Cookie prefs = new Cookie( WikiEngine.PREFS_COOKIE_NAME, "" );
          prefs.setMaxAge( 0 );
          response.addCookie( prefs );
  
          // FIXME: Should really redirect to some other place, like this page.
          response.sendRedirect( wiki.getBaseURL()+"Wiki.jsp" );
      }       
  
      response.setContentType("text/html; charset="+wiki.getContentEncoding() );
  
  