var IsNN4=(navigator.appName.indexOf("Netscape")>=0 && parseFloat(navigator.appVersion)>=4 && parseFloat(navigator.appVersion)<5)?1:0;
  var mvList=new Array(5);
  var mmList=new Array(5);
  function makeList(){
    // 検索月リスト作成（当日の２日後より４ヶ月）
    var d = new Date();
    var day = 24*60*60*1000;         //１日の秒数
    d.setTime(d.getTime()+day*2);    //２日後を求める
    var y = d.getYear();
    if(y < 2000){ y += 1900; }
    var m = d.getMonth();
    var mm ="";
    var mv = "";
    for(i=1;i<5;i++){
      m++;
      if(m>12){
        m -= 12;
        y++;
      }
      if(m<10){
        mm = "0"+m;
        mv=m+" ";
      }else{
        mm = m;
        mv= m;
      }
      mvList[i] = mv;
      mmList[i] = y+""+mm;
    }
    for(i=1;i<5;i++){
      if(i==1){
        document.write("<INPUT TYPE=\"radio\" NAME=\"m_slct\" VALUE=\""+mmList[i]+"\" checked>"+mvList[i]+"月&nbsp;&nbsp;&nbsp;");
      }else{
        document.write("<INPUT TYPE=\"radio\" NAME=\"m_slct\" VALUE=\""+mmList[i]+"\">"+mvList[i]+"月&nbsp;&nbsp;&nbsp;");
      }
    }
  }
function Next_Click(){
    var url_code = "1097101";
    var cnt = document.iForm.a_check.length;
    var pref = "";
    var area = "";
    for(i=0;i<cnt;i++){
      if(document.iForm.a_check[i].checked){
        if(document.iForm.a_check[i].value.length==2){
          //都道府県選択
          pref += "'"+document.iForm.a_check[i].value+"',";
        }else{
          //エリア選択
          area += document.iForm.a_check[i].value;
        }
      }
    }
    if(pref==""){
      alert("エリアを選択してください");
      document.iForm.a_check[0].focus();
      return;
    }
    pref = pref.substring(0, pref.length-1);
    cnt = document.iForm.m_slct.length;
    var month = 0;
    for(i=0;i<cnt;i++){
      if(document.iForm.m_slct[i].checked){
        month = document.iForm.m_slct[i].value;
        break;
      }
    }
    if(month==0){
      alert("月を選択してください");
      document.iForm.m_slct[0].focus();
      return;
    }
    domain = "www.aki-search.jp";
    var href="http://"+domain+"/akiweb/servlet/akiwebServlet?";
    if(area.length==1){
      //エリアを１個のみ選択した場合
      href += "ACODE="+area;
    }else{
      href += "FCODE="+pref;
    }
    href += "&URLCODE="+url_code+"&NENGETU="+month;
    document.iForm.a_check[0].focus();
    NW = window.open ("","itiran","toolbar=yes,location=yes,directories=yes,status=yes,menubar=yes,scrollbars=yes,resizable=yes");
    NW.location.href = href;
    NW.focus();
}
function a_check_all(start_, count_){
  for(var i=start_; i<start_+count_; i++){
    document.iForm.a_check[i].checked = document.iForm.a_check[start_-1].checked;
  }
}
function a_check_click(start_, point_){
  if(!document.iForm.a_check[start_-1+point_].checked){
    document.iForm.a_check[start_-1].checked = false;
  }
}
function Ryoukin_Click(){
      document.iForm.a_check[0].focus();
      NW = window.open ("","ryoukin",
         "toolbar=no,location=no,directories=no,status=no,"
        +"menubar=no,scrollbars=no,resizable=no,width=640,height=600");
      NW.location.href = "ryoukin.html";
      NW.focus(); 
}