// JavaScript Document

var imglist = new Array(
   "common/image/top/01.jpg",
   "common/image/top/02.jpg",
   "common/image/top/03.jpg",
   "common/image/top/04.jpg",
   "common/image/top/05.jpg",
   "common/image/top/06.jpg",
   "common/image/top/07.jpg",
   "common/image/top/08.jpg",
   "common/image/top/09.jpg" );
var selectnum = Math.floor((Math.random() * 100)) % imglist.length;
var output = "<img src=" + imglist[selectnum] + ">";
document.write(output);