anchor.diff:      }
     }
   
  +  public void generateTableForExcludedNodes(JspWriter out, JobTracker tracker) 
  +  throws IOException {
  +    // excluded nodes
  +    out.println("<h2>Excluded Nodes</h2>");
  +    Collection<String> d = tracker.getExcludedNodes();
  +    if (d.size() == 0) {
  +      out.print("There are currently no excluded hosts.");
  +    } else { 
  +      out.print("<center>\n");
  +      out.print("<table border=\"2\" cellpadding=\"5\" cellspacing=\"2\">\n");
  +      out.print("<tr>");
  +      out.print("<td><b>Host Name</b></td></tr>\n");
  +      for (Iterator it = d.iterator(); it.hasNext(); ) {
  +        String dt = (String)it.next();
  +        out.print("<td>" + dt + "</td></tr>\n");
  +      }
  +      out.print("</table>\n");
  +      out.print("</center>\n");
  +    }
  +  }
   %>
   
   <html>
  
positive.code: <body>
  <h1><a href="jobtracker.jsp"><%=trackerName%></a> Hadoop Machine List</h1>
  
  <h2>Task Trackers</h2>
  <%
    generateTaskTrackerTable(out, type, tracker);
  %>
  
  <%
  
negative.code:                                        JobTracker tracker) throws IOException {
      Collection c;
      if (("blacklisted").equals(type)) {
        out.println("<h2>Blacklisted Task Trackers</h2>");
        c = tracker.blacklistedTaskTrackers();
      } else if (("active").equals(type)) {
        out.println("<h2>Active Task Trackers</h2>");
        c = tracker.activeTaskTrackers();
      } else {
        out.println("<h2>Task Trackers</h2>");
        c = tracker.taskTrackers();
      }
      if (c.size() == 0) {
  