function dosearch(){ 
var area_a = new Array(); 
area_a[0]= new Array("1","236","北海道エリア"); 
area_a[1]= new Array("1","235","日本全図"); 
area_a[2]= new Array("2","237","東北エリア"); 
area_a[3]= new Array("4","238","関東エリア"); 
area_a[4]= new Array("6","239","北陸エリア"); 
area_a[5]= new Array("1","240","中部・東海エリア"); 
area_a[6]= new Array("7","241","近畿エリア"); 
area_a[7]= new Array("8","242","中国エリア"); 
area_a[8]= new Array("9","243","四国エリア"); 
area_a[9]= new Array("10","244","九州エリア"); 
area_a[10]= new Array("100","245","沖縄エリア");
 area_a[11]= new Array("1","248","道東エリア"); 
area_a[12]= new Array("1","249","道北エリア"); 
area_a[13]= new Array("1","250","道央エリア"); 
area_a[14]= new Array("1","251","道南エリア"); 
if(document.getElementById('year1').value == '' || document.getElementById('month1').value =='' || document.getElementById('day1').value ==''){ 
document.searchform.select_date.value=''; 
}else{ 
document.searchform.select_date.value=document.getElementById('year1').value+'-'+document.getElementById('month1').value+''+document.getElementById('day1').value; 
} 
var area_id = document.getElementById("area_id").value; 
var map_id = ""; 
for(var i= 0;i< area_a.length; i++){ 
if(area_id == area_a[i][0]){ 
map_id = area_a[i][1]; } 
} 
document.searchform.map_content_id.value=map_id; 
document.searchform.map_area_id.value=area_id; 

var url
url= "http://www.beststay.jp/beststay/pub/listHotelPlan.do?op=srch&chgarea=&showDetail=false&afltCode=A000005";
url= url+"&srchSpec.srchMajorArea="+area_id;
url= url+"&srchSpec.stayYearMonth="+ document.getElementById('year1').value + "-" + document.getElementById('month1').value;
url= url+"&srchSpec.stayDate="+document.getElementById('day1').value;
document.searchform.target="_blank";
document.searchform.action=url;

document.searchform.submit(); 
} 

function setSearchDate(){
var d;
d=new Date();
d=new Date(d.getTime()+7*24*60*60*1000);
document.getElementById("year1").value=d.getYear();
document.getElementById("month1").value=("0"+(d.getMonth()+1)).substr(("0"+(d.getMonth()+1)).length-2,2);
document.getElementById("day1").value=("0"+d.getDate()).substr(("0"+d.getDate()).length-2,2);
}