/*-------------------- image change+preload --------------------*/
var img = new Array();

img[11] = new Image(); 
img[11].src="/images/common/button/b_01.gif";
img[12] = new Image();
img[12].src="/images/common/button/b_01_on.gif";
img[21] = new Image();
img[21] .src = "/images/common/button/b_02.gif";
img[22] = new Image();
img[22] .src = "/images/common/button/b_02_on.gif";
img[31] = new Image();
img[31] .src = "/images/common/button/b_03.gif";
img[32] = new Image();
img[32] .src = "/images/common/button/b_03_on.gif";
img[41] = new Image();
img[41] .src="/images/common/button/b_04.gif";
img[42] = new Image();
img[42] .src="/images/common/button/b_04_on.gif";
img[51] = new Image();
img[51] .src="/images/common/button/b_05.gif";
img[52] = new Image();
img[52] .src="/images/common/button/b_05_on.gif";
img[61] = new Image();
img[61] .src="/images/common/button/b_06.gif";
img[62] = new Image();
img[62] .src="/images/common/button/b_06_on.gif";

//imagesonoff
function swapImg(id,num) {
	document.images[id].src = img[num].src;
} 

/*-------------------- page go top --------------------*/
var y = 0;
var ny = 0;
var speed = 0;
var scrollSize = 0.8;

function gotop(){
	var rep = setTimeout("gotop()", speed)
	
	// スクロール位置をチェック（IE用）
	 if(document.all){
		y = document.body.scrollTop  || document.documentElement.scrollTop;
 	}
	// スクロール位置をチェック（NN用）
	 else if(document.layers || document.getElementById){
		y = pageYOffset;
	 }

	 if(ny == y){ // スクロールし終わっていたら処理を終了
 		clearTimeout(rep);
	 }
	 else{
		ny = y;
		 y = y *0.8 ;
		window.scrollTo(0,y); // スクロール処理
	 }
}

function getRandom(number){
	n = Math.floor(Math.random()*number);
	return n;
}
/*-------------------- quick search --------------------*/

		theDay = new Array();
									theDay[0] = new Array(09,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31);
							theDay[1] = new Array(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30);
							theDay[2] = new Array(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31);
							theDay[3] = new Array(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30);
							theDay[4] = new Array(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31);

		/* 月によって日付を変更 */
		function changeDay(selectNumber){
			for(i=0; i<theDay[selectNumber].length; i++){
				document.quickSearch.ir_rsv_dd.options[i] =null;
				document.quickSearch.ir_rsv_dd.options[i] = new Option(theDay[selectNumber][i],i);
				document.quickSearch.ir_rsv_dd.options[i].value = theDay[selectNumber][i];
				document.quickSearch.ir_rsv_dd.options[i].text = theDay[selectNumber][i] + '日';
			}
		}
		/* プルダウンを初期値 */
		function resetPullDown(){
			document.forms["quickSearch"].elements["ir_rsv_yyyymm"].selectedIndex=0; 
			document.forms["quickSearch"].elements["ir_rsv_cnt"].selectedIndex=0; 
			document.forms["quickSearch"].elements["ir_room_cnt"].selectedIndex=0; 
		}