var param_ar1 = "";
var param_cu1 = "";
var param_ct1 = "";
var param_ar2 = "";
var param_cu2 = "";
var param_ct2 = "";
var param_ar3 = "";
var param_cu3 = "";
var param_ct3 = "";

function init1(ar,cu,ct) {
  //パラメータがあればそれをグローバル変数に保存しておく
  param_homenG = ar;
  param_homen1 = cu;
  param_city1 = ct;
  
  document.STSRC.homen1.options.length = 1 ;
  document.STSRC.city1.options.length = 1 ;

   document.STSRC.homen1.options[0].value = "";
   document.STSRC.homen1.options[0].text = "方面（すべて）";
   document.STSRC.city1.options[0].value= "";
   document.STSRC.city1.options[0].text= "都市（すべて）";
  
  //地域パラメータがあればそれを選択
  if (param_homenG != null) {
    for(i=0; i<=document.STSRC.homenG1.length; i++) {
      if (document.STSRC.homenG1.options[i].value == param_homenG) {
        param_homenG = null;
        document.STSRC.homenG1.options[i].selected = true;
        loadJS1();
        break;
      }
    }
  } else {
    document.STSRC.homenG1.options[0].selected = true;
    //document.STSRC.cu.options[0].selected = true;
    //document.STSRC.ct.options[0].selected = true;
  }
}

function Houmen1(name, value, cities, num , airlines, airnum , hotels, htlnum )
{
  this.name = name ;
  this.value = value ;
  this.cities = cities;
  this.num = num;
  this.airlines = airlines;
  this.airnum = airnum;
  this.hotels = hotels;
  this.htlnum = htlnum;
}

function City1(name, value , cityname1 , cityname2 )
{
  this.name = name;
  this.value = value;
  this.cityname1 = cityname1;
  this.cityname2 = cityname2;
}

function Air(name, value)
{
  this.name = name;
  this.value = value;
}
function Hotel(name, value , cityname )
{
  this.name = name;
  this.value = value;
  this.cityname = cityname;
}

function selectHoumenG1() {
  document.STSRC.homen1.options.length = 1;
  document.STSRC.city1.options.length = 1;
  for( i = 0; i < houmens.length; i++ ){
    document.STSRC.homen1.options[i+1] = new Option( houmens[i].name, houmens[i].value );
  }
  
  //国、エリアパラメータがあればそれを選択
  if (param_homen1 != null) {
    for(i=0; i<=document.STSRC.homen1.length; i++) {
      if (document.STSRC.homen1.options[i].value == param_homen1) {
        param_homen1 = null;
        document.STSRC.homen1.options[i].selected = true;
        selectHoumen1();
        break;
      }
    }
  } else {
    document.STSRC.homen1.options[0].selected = true;
    document.STSRC.city1.options[0].selected = true;
  }
  
  
  if (navigator.appName == "Netscape") {
    //history.go(0);
  }
}

function selectHoumen1() {
  document.STSRC.city1.options.length = 1 ;
  var idx = document.STSRC.homen1.options.selectedIndex;
  var idx2 = document.STSRC.homenG2.options.selectedIndex;
  var idx3 = document.STSRC.homenG3.options.selectedIndex;
  if (idx > 0) {
    document.STSRC.city1.options.length = houmens[idx-1].cities.length + 1;
    for( i = 0; i < houmens[idx-1].cities.length; i++ ){
      document.STSRC.city1.options[i+1] = new Option( houmens[idx-1].cities[i].name, houmens[idx-1].cities[i].value );
    }
  }
  
  //都市パラメータがあればそれを選択
  
  if (param_city1 != null) {
    for(i=0; i<=document.STSRC.city1.length; i++) {
      if (document.STSRC.city1.options[i].value == param_city1) {
        param_city1 = null;
        document.STSRC.city1.options[i].selected = true;
        break;
      }
    }
  } else {
    document.STSRC.city1.options[0].selected = true;
  }
}

function selectCity1()
{
  var idx = document.STSRC.homen1.options.selectedIndex;
  var idx2 = document.STSRC.city1.options.selectedIndex;
  var idx3 = document.STSRC.homenG2.options.selectedIndex;
  var idx4 = document.STSRC.homenG3.options.selectedIndex;
}

//動的に地域別jsファイルを読み込む
function loadJS1() {
  if (document.STSRC.homenG1.selectedIndex > 0) {
    dynamicLoad(document.STSRC.homenG1.options[document.STSRC.homenG1.selectedIndex].value,1);
  } else {
    document.STSRC.homen1.options.length = 1;
    document.STSRC.city1.options.length = 1;
    document.STSRC.homen1.options[0].selected = true;
    document.STSRC.city1.options[0].selected = true;
  }
}

function init2(ar,cu,ct) {
  //パラメータがあればそれをグローバル変数に保存しておく
  param_homenG2 = ar;
  param_homen2 = cu;
  param_city2 = ct;
  
  document.STSRC.homen2.options.length = 1 ;
  document.STSRC.city2.options.length = 1 ;

   document.STSRC.homen2.options[0].value = "";
   document.STSRC.homen2.options[0].text = "方面（すべて）";
   document.STSRC.city2.options[0].value= "";
   document.STSRC.city2.options[0].text= "都市（すべて）";
  
  //地域パラメータがあればそれを選択
  if (param_homenG2 != null) {
    for(i=0; i<=document.STSRC.homenG2.length; i++) {
      if (document.STSRC.homenG2.options[i].value == param_homenG2) {
        param_homenG2 = null;
        document.STSRC.homenG2.options[i].selected = true;
        loadJS2();
        break;
      }
    }
  } else {
    document.STSRC.homenG2.options[0].selected = true;
    //document.STSRC.cu.options[0].selected = true;
    //document.STSRC.ct.options[0].selected = true;
  }
}

function Houmen2(name, value, cities, num )
{
  this.name = name ;
  this.value = value ;
  this.cities = cities;
  this.num = num;
}

function City2(name, value , cityname1 , cityname2 )
{
  this.name = name;
  this.value = value;
  this.cityname1 = cityname1;
  this.cityname2 = cityname2;
}

function selectHoumenG2() {
  document.STSRC.homen2.options.length = 1;
  document.STSRC.city2.options.length = 1;
  document.STSRC.homen2.options.length = houmens.length + 1;
  for( i = 0; i < houmens.length; i++ ){
    document.STSRC.homen2.options[i+1] = new Option( houmens[i].name, houmens[i].value );
  }
  
  //国、エリアパラメータがあればそれを選択
  if (param_homen2 != null) {
    for(i=0; i<=document.STSRC.homen2.length; i++) {
      if (document.STSRC.homen2.options[i].value == param_homen2) {
        param_homen2 = null;
        document.STSRC.homen2.options[i].selected = true;
        selectHoumen2();
        break;
      }
    }
  } else {
    document.STSRC.homen2.options[0].selected = true;
    document.STSRC.city2.options[0].selected = true;
  }
  
  
  if (navigator.appName == "Netscape") {
    //history.go(0);
  }
}

function selectHoumen2() {
  document.STSRC.city2.options.length = 1 ;
  var idx = document.STSRC.homen2.options.selectedIndex;
  if (idx > 0) {
    document.STSRC.city2.options.length = houmens[idx-1].cities.length + 1;
    for( i = 0; i < houmens[idx-1].cities.length; i++ ){
      document.STSRC.city2.options[i+1] = new Option( houmens[idx-1].cities[i].name, houmens[idx-1].cities[i].value );
    }
  }
  
  //都市パラメータがあればそれを選択
  
  if (param_city2 != null) {
    for(i=0; i<=document.STSRC.city2.length; i++) {
      if (document.STSRC.city2.options[i].value == param_city2) {
        param_city2 = null;
        document.STSRC.city2.options[i].selected = true;
        break;
      }
    }
  } else {
    document.STSRC.city2.options[0].selected = true;
  }
}

function selectCity2()
{
}

//動的に地域別jsファイルを読み込む
function loadJS2() {
  if (document.STSRC.homenG2.selectedIndex > 0) {
    dynamicLoad(document.STSRC.homenG2.options[document.STSRC.homenG2.selectedIndex].value,2);
  } else {
    document.STSRC.homen2.options.length = 1;
    document.STSRC.city2.options.length = 1;
    document.STSRC.homen2.options[0].selected = true;
    document.STSRC.city2.options[0].selected = true;
  }
}

function init3(ar,cu,ct) {
  //パラメータがあればそれをグローバル変数に保存しておく
  param_homenG3 = ar;
  param_homen3 = cu;
  param_city3 = ct;
  
  document.STSRC.homen3.options.length = 1 ;
  document.STSRC.city3.options.length = 1 ;

   document.STSRC.homen3.options[0].value = "";
   document.STSRC.homen3.options[0].text = "方面（すべて）";
   document.STSRC.city3.options[0].value= "";
   document.STSRC.city3.options[0].text= "都市（すべて）";
  
  //地域パラメータがあればそれを選択
  if (param_homenG3 != null) {
    for(i=0; i<=document.STSRC.homenG3.length; i++) {
      if (document.STSRC.homenG3.options[i].value == param_homenG3) {
        param_homenG3 = null;
        document.STSRC.homenG3.options[i].selected = true;
        loadJS3();
        break;
      }
    }
  } else {
    document.STSRC.homenG3.options[0].selected = true;
    //document.STSRC.cu.options[0].selected = true;
    //document.STSRC.ct.options[0].selected = true;
  }
}

function Houmen3(name, value, cities, num)
{
  this.name = name ;
  this.value = value ;
  this.cities = cities;
  this.num = num;
}

function City3(name, value , cityname1 , cityname2 )
{
  this.name = name;
  this.value = value;
  this.cityname1 = cityname1;
  this.cityname2 = cityname2;
}

function selectHoumenG3() {
  document.STSRC.homen3.options.length = 1;
  document.STSRC.city3.options.length = 1;
  document.STSRC.homen3.options.length = houmens.length + 1;
  for( i = 0; i < houmens.length; i++ ){
    document.STSRC.homen3.options[i+1] = new Option( houmens[i].name, houmens[i].value );
  }
  
  //国、エリアパラメータがあればそれを選択
  if (param_homen3 != null) {
    for(i=0; i<=document.STSRC.homen3.length; i++) {
      if (document.STSRC.homen3.options[i].value == param_homen3) {
        param_homen3 = null;
        document.STSRC.homen3.options[i].selected = true;
        selectHoumen3();
        break;
      }
    }
  } else {
    document.STSRC.homen3.options[0].selected = true;
    document.STSRC.city3.options[0].selected = true;
  }
  
  
  if (navigator.appName == "Netscape") {
    //history.go(0);
  }
}

function selectHoumen3() {
  document.STSRC.city3.options.length = 1 ;
  var idx = document.STSRC.homen3.options.selectedIndex;
  if (idx > 0) {
    document.STSRC.city3.options.length = houmens[idx-1].cities.length + 1;
    for( i = 0; i < houmens[idx-1].cities.length; i++ ){
      document.STSRC.city3.options[i+1] = new Option( houmens[idx-1].cities[i].name, houmens[idx-1].cities[i].value );
    }
  }
  
  //都市パラメータがあればそれを選択
  
  if (param_city3 != null) {
    for(i=0; i<=document.STSRC.city3.length; i++) {
      if (document.STSRC.city3.options[i].value == param_city3) {
        param_city3 = null;
        document.STSRC.city3.options[i].selected = true;
        break;
      }
    }
  } else {
    document.STSRC.city3.options[0].selected = true;
  }
}

function selectCity3()
{
}

//動的に地域別jsファイルを読み込む
function loadJS3() {
  if (document.STSRC.homenG3.selectedIndex > 0) {
    dynamicLoad(document.STSRC.homenG3.options[document.STSRC.homenG3.selectedIndex].value,3);
  } else {
    document.STSRC.homen3.options.length = 1;
    document.STSRC.city3.options.length = 1;
    document.STSRC.homen3.options[0].selected = true;
    document.STSRC.city3.options[0].selected = true;
  }
}