function random_banner() {
banner = new Array();
banner[0]="../images/closeup01.jpg";
banner[1]="../images/closeup04.jpg";
banner[2]="../images/closeup05.jpg";
banner[3]="../images/closeup06.jpg";
banner[4]="../images/closeup07.jpg";
banner[5]="../images/closeup08.jpg";
message = new Array();
message[0]="Calgel体験、アカデミー体験、アカデミー説明会のお知らせ";
message[1]="Calgelエデュケーターとは？";
message[2]="We LOVE CALGEL";
message[3]="全国ネイルアカデミー情報";
message[4]="カルジェルサロン開業をお考えの皆様へ";
message[5]="イベントのお知らせ";
link = new Array();
link[0] = "../closeup/oneday.html";
link[1] = "../closeup/whatsedu.html";
link[2] = "../closeup/welovecalgel.html";
link[3] = "http://www.calgel.co.jp/academy/index.html";
link[4] = "../closeup/establishment.html";
link[5] = "../closeup/event.html";
rand = Math.floor(Math.random()*banner.length);
document.write("<p><a target='_self' href="+link[rand]+"><img alt="+message[rand]+" src="+banner[rand]+" style='border-style:none'></a></p>");
}