var idx_loadFlag = 0;
var idx_imgList = new Array();
var imgDir = "img/";

idx_imgList[0] = new Image();
idx_imgList[0].src = imgDir + "idx_btn01n.gif";
idx_imgList[1] = new Image();
idx_imgList[1].src = imgDir + "idx_btn01o.gif";
idx_imgList[2] = new Image();
idx_imgList[2].src = imgDir + "idx_btn02n.gif";
idx_imgList[3] = new Image();
idx_imgList[3].src = imgDir + "idx_btn02o.gif";
idx_imgList[4] = new Image();
idx_imgList[4].src = imgDir + "idx_btn03n.gif";
idx_imgList[5] = new Image();
idx_imgList[5].src = imgDir + "idx_btn03o.gif";
idx_imgList[6] = new Image();
idx_imgList[6].src = imgDir + "idx_btn04n.gif";
idx_imgList[7] = new Image();
idx_imgList[7].src = imgDir + "idx_btn04o.gif";
idx_imgList[8] = new Image();
idx_imgList[8].src = imgDir + "idx_btn05n.gif";
idx_imgList[9] = new Image();
idx_imgList[9].src = imgDir + "idx_btn05o.gif";
idx_imgList[10] = new Image();
idx_imgList[10].src = imgDir + "idx_btn06n.gif";
idx_imgList[11] = new Image();
idx_imgList[11].src = imgDir + "idx_btn06o.gif";
idx_imgList[12] = new Image();
idx_imgList[12].src = imgDir + "idx_btn07n.gif";
idx_imgList[13] = new Image();
idx_imgList[13].src = imgDir + "idx_btn07o.gif";
idx_imgList[14] = new Image();
idx_imgList[14].src = imgDir + "idx_btn08n.gif";
idx_imgList[15] = new Image();
idx_imgList[15].src = imgDir + "idx_btn08o.gif";
idx_loadFlag = 1;

function hotelswap(imgName, fnc){
	if(idx_loadFlag == 1){
		imgName.src = idx_imgList[fnc].src;
	}
}