code: static public String getFormattedDays(long dt)
      {
          StringBuffer ret = new StringBuffer();
  
          long days = dt/86400000L;
          long millis = dt-(days*86400000L);
          if(days > 0)
          {
              ret.append(Long.toString(days));
              ret.append(" days ");
          }
          ret.append(getFormattedTime(millis, false));
  
          return ret.toString();
      }
docs: Returns the given time formatted as a number of days plus "HH:mm:ss".
  @param dt The time to be parsed
  @return The given time formatted as a number of days plus "HH:mm:ss"