Parsing a string containing a date in format 'dd-mm-yy' to a  Date
      public Date getDate( String token ) {
              Date visited; 
              SimpleDateFormat sdf = new SimpleDateFormat("dd/mm/yy"); 
              ParsePosition pos;
              try {                            
                      pos = new ParsePosition(0);
                      visited = sdf.parse(token,pos);
              } catch (NullPointerException pe) {
                      System.out.println("Cannot parse visited date! " + token ); 
                      pos = new ParsePosition(0);
                      visited = sdf.parse("16/06/97", pos);
              }
      }