img = new Array();
alt = new Array();
link = new Array();

img[0] = "http://www.d3d.jp/images/ad_designshop.jpg";
img[1] = "http://www.d3d.jp/images/ad_pocketarplus.gif";
img[2] = "http://www.d3d.jp/images/ad_my_book.jpg";
img[3] = "http://www.d3d.jp/images/ad_tokka.jpg";
img[4] = "http://www.d3d.jp/images/ad_itunes.jpg";

alt[0] = "シンプルライフにふさわしい designshop";
alt[1] = "キャラ名刺作りたい！pocketerplus";
alt[2] = "デジカメ画像を写真集に MyBook";
alt[3] = "特価ＣＯＭ";
alt[4] = "iTunes Store";

link[0] = "http://www.accesstrade.net/at/c.html?rk=010049s6006cva";
link[1] = "http://www.accesstrade.net/at/c.html?rk=01004njs006cva";
link[2] = "http://www.accesstrade.net/at/c.html?rk=01001km9006cva";
link[3] = "http://www.accesstrade.net/at/c.html?rk=01003d7z006cva";
link[4] = "http://click.linksynergy.com/fs-bin/click?id=OphKXa3ipPU&offerid=94348.10001676&type=4&subid=0";


n = Math.floor(Math.random()*img.length);

document.write("<a href='"+link[n]+"'>");
document.write("<img src='"+img[n]+"' border='0' alt='"+alt[n]+"'>");
document.write("</a>");