x_refresh=10; //更新間隔(分)
x_flg=0;
refresh_specified_date();

function refresh_specified_date(){
	if(x_flg){
		mk_specified_date();
		setTimeout("refresh_specified_date()",x_refresh*1000*60)
	}
	else{
		if(s_obj=document.getElementById("delivery_specified_date")){
			mk_specified_date();
			setTimeout("refresh_specified_date()",x_refresh*1000*60);
		}
		if(s_obj=document.getElementById("delivery_specified_date2")){
			mk_specified_date();
			setTimeout("refresh_specified_date()",x_refresh*1000*60);
		}
		if(s_obj=document.getElementById("delivery_specified_date3")){
			mk_specified_date();
			setTimeout("refresh_specified_date()",x_refresh*1000*60);
		}
		else{
			setTimeout("refresh_specified_date()",100);
		}
	}
}

function mk_specified_date(){
	if(s_obj.options[s_obj.selectedIndex].value==""){
		start_date=1 //表示開始日(何日後から)
		end_date=31 //表示終了日日(何日後まで)
		//リストの初期化
		for (i=s_obj.options.length;i>1;i--){
			s_obj.options[i]=null;
		}
		//リストの追加
		x_list=1
		for(i=start_date;i<=end_date;i++){
			youbi=new Array("日","月","火","水","木","金","土");
			x_date=new Date()
			x_date.setTime(x_date.getTime()+(i*24*3600*1000));
			x_yy=x_date.getYear();
			x_mm=x_date.getMonth()+1;
			x_dd=x_date.getDate();
			WW=x_date.getDay();
			JWW=youbi[WW];

			if(x_yy<2000){
				x_yy+=1900;
			}
//			if(JWW != "日" && JWW != "土"){
				s_obj.options[x_list]=new Option(x_mm+"月"+x_dd+"日"+"("+JWW+")",x_yy+"年"+x_mm+"月"+x_dd+"日"+"("+JWW+")");
				x_list++;
//			}
		}
	}
}