function showShips(select_obj)
{
  if (!select_obj.options) return false;

  if (select_obj.multiple) return showShipsMulti(select_obj);

  if (!select_obj.form.ShipID) return false;

  vendor_id = select_obj.options[select_obj.selectedIndex].value;
  ship_select = select_obj.form.ShipID;

  removeAllOptionsFromSelect(ship_select);
  if (select_obj.selectedIndex == 0) {
    ship_select.disabled=true;
    addOptionToSelect(ship_select,'Any cruise ship','');
    return true;
  }

  ship_select.disabled=false;
  addShipsByVendor(ship_select, vendor_id, 'Any ' + select_obj.options[select_obj.selectedIndex].text + ' Ship');
}


function addShipsByVendor(ship_select, vendor_id, pre_option_text, multiselect)
{
  if (ships[vendor_id] && ships[vendor_id].length)

  if (pre_option_text && pre_option_text.length) {
    addOptionToSelect(ship_select, pre_option_text, '');
  }

  for (ship_count = 0; ship_count < ships[vendor_id].length; ship_count++) {
    var ship = ships[vendor_id][ship_count];
    if (multiselect) {
      addOptionToSelect(ship_select, '--' + ship[1], ship[0]);
    }
    else {
      addOptionToSelect(ship_select, ship[1], ship[0]);
    }
  }
}


function shipSelectMulti(select_obj)
{
  for (count = 0; count < select_obj.length; count++) {
    if (select_obj.options[count].selected && !select_obj.options[count].value.length) {
      select_obj.options[count].selected = false;
    }
  }

  return false;
}

function showShipsMulti(select_obj)
{
  if (!select_obj.options) return false;
  if (!select_obj.form.ship_list) return false;

  var ship_select = select_obj.form.ship_list;

  removeAllOptionsFromSelect(ship_select);
  if (select_obj.options[0].selected) {
    // Any Vendor Selected so clear all other vendor entries, and add vendors
    for (var count = 1; count < select_obj.length; count++) { // skip the first one.
      select_obj.options[count].selected = false;
      addShipsByVendor(ship_select, select_obj.options[count].value, select_obj.options[count].text + ' Ships', true);
    }
  }
  else {
    for (var count = 1; count < select_obj.length; count++) { // skip the first one.
      var vendor_id   = select_obj.options[count].value;
      var vendor_name = select_obj.options[count].text;
      if (select_obj.options[count].selected) {
        // vendor selected
        addShipsByVendor(ship_select, vendor_id, vendor_name + ' Ships',true);
      }
    }
  }

  if (!ship_select.options.length) {
    select_obj.options[0].selected = true;
    showShipsMulti(select_obj);
  }
}

ships = new Array();
  ships[9] = new Array();
      ships[9][0] = new Array(24,'Wind Spirit');
      ships[9][1] = new Array(25,'Wind Star');
      ships[9][2] = new Array(26,'Wind Surf');
    ships[2] = new Array();
      ships[2][0] = new Array(195023,'Celebrity Equinox');
      ships[2][1] = new Array(54491,'Celebrity Solstice');
      ships[2][2] = new Array(215,'Celebrity Xpedition');
      ships[2][3] = new Array(27,'Century');
      ships[2][4] = new Array(28,'Constellation');
      ships[2][5] = new Array(29,'Galaxy');
      ships[2][6] = new Array(31,'Infinity');
      ships[2][7] = new Array(32,'Mercury');
      ships[2][8] = new Array(33,'Millennium');
      ships[2][9] = new Array(34,'Summit');
    ships[3] = new Array();
      ships[3][0] = new Array(124,'Crystal Serenity');
      ships[3][1] = new Array(57,'Crystal Symphony');
    ships[7] = new Array();
      ships[7][0] = new Array(204,'Minerva');
      ships[7][1] = new Array(59,'Paul Gauguin');
      ships[7][2] = new Array(61,'Seven Seas Mariner');
      ships[7][3] = new Array(62,'Seven Seas Navigator');
      ships[7][4] = new Array(134,'Seven Seas Voyager');
    ships[4] = new Array();
      ships[4][0] = new Array(64,'Amsterdam');
      ships[4][1] = new Array(330,'Eurodam');
      ships[4][2] = new Array(68,'Maasdam');
      ships[4][3] = new Array(254,'Noordam');
      ships[4][4] = new Array(125,'Oosterdam');
      ships[4][5] = new Array(71,'Prinsendam');
      ships[4][6] = new Array(73,'Rotterdam');
      ships[4][7] = new Array(96,'Ryndam');
      ships[4][8] = new Array(74,'Statendam');
      ships[4][9] = new Array(75,'Veendam');
      ships[4][10] = new Array(76,'Volendam');
      ships[4][11] = new Array(190,'Westerdam');
      ships[4][12] = new Array(78,'Zaandam');
      ships[4][13] = new Array(115,'Zuiderdam');
    ships[6] = new Array();
      ships[6][0] = new Array(189,'Caribbean Princess');
      ships[6][1] = new Array(127,'Coral Princess');
      ships[6][2] = new Array(253,'Crown Princess');
      ships[6][3] = new Array(66,'Dawn Princess');
      ships[6][4] = new Array(128,'Diamond Princess');
      ships[6][5] = new Array(306,'Emerald Princess');
      ships[6][6] = new Array(67,'Golden Princess');
      ships[6][7] = new Array(69,'Grand Princess');
      ships[6][8] = new Array(129,'Island Princess');
      ships[6][9] = new Array(257843,'Ocean Princess');
      ships[6][10] = new Array(132,'Pacific Princess');
      ships[6][11] = new Array(308,'Royal Princess');
      ships[6][12] = new Array(54597,'Ruby Princess');
      ships[6][13] = new Array(169,'Sapphire Princess');
      ships[6][14] = new Array(82,'Sea Princess');
      ships[6][15] = new Array(83,'Star Princess');
      ships[6][16] = new Array(84,'Sun Princess');
      ships[6][17] = new Array(131,'Tahitian Princess');
    ships[17] = new Array();
      ships[17][0] = new Array(105,'Queen Elizabeth 2');
      ships[17][1] = new Array(130,'Queen Mary 2');
      ships[17][2] = new Array(201,'Queen Victoria');
    ships[18] = new Array();
      ships[18][0] = new Array(106,'Seabourn Legend');
      ships[18][1] = new Array(151214,'Seabourn Odyssey');
      ships[18][2] = new Array(107,'Seabourn Pride');
      ships[18][3] = new Array(108,'Seabourn Spirit');
    ships[19] = new Array();
      ships[19][0] = new Array(252112,'PRINCE ALBERT II');
      ships[19][1] = new Array(110,'Silver Cloud');
      ships[19][2] = new Array(111,'Silver Shadow');
      ships[19][3] = new Array(121,'Silver Whisper');
      ships[19][4] = new Array(112,'Silver Wind');
    ships[20] = new Array();
      ships[20][0] = new Array(119,'Disney Magic');
      ships[20][1] = new Array(120,'Disney Wonder');
    ships[61] = new Array();
      ships[61][0] = new Array(168,'Insignia');
      ships[61][1] = new Array(237,'Nautica');
      ships[61][2] = new Array(167,'Regatta');
    ships[69] = new Array();
      ships[69][0] = new Array(222,'Sea Dream I');
      ships[69][1] = new Array(223,'Sea Dream II');
    ships[71] = new Array();
      ships[71][0] = new Array(227,'MV Discovery');
    ships[1591] = new Array();
      ships[1591][0] = new Array(324,'Azamara Journey');
      ships[1591][1] = new Array(325,'Azamara Quest');