<!-----------------------------------
var back= "";
var max = 5; //イメージの数 現在は5件
var ran = Math.ceil(Math.random()*max);
if(ran == 1) back = "<A href='http://www.koagas-n.co.jp/koakan/event_20120225.htm' target='_blank'><IMG SRC='http://www.squaremall.jp/large_ad/img/20120216.png' width='492' height='85' border='0' alt='　'></A>";
if(ran == 2) back = "<A href='http://www.koagas-n.co.jp/koakan/event_20120218.htm' target='_blank'><IMG SRC='http://www.squaremall.jp/large_ad/img/20120218.png' width='492' height='85' border='0' alt=' '></A>";
if(ran == 3) back = "<A href='http://www.koagas-n.co.jp/koakan/event_20120204.htm' target='_blank'><IMG SRC='http://www.squaremall.jp/large_ad/img/20120204.png' width='492' height='85' border='0' alt=' '></A>";
if(ran == 4) back = "<A href='http://www.koagas-n.co.jp/koakan/event_20120128.htm' target='_blank'><IMG SRC='http://www.squaremall.jp/large_ad/img/20120128.png' width='492' height='85' border='0' alt=' '></A>";
if(ran == 5) back = "<A href='http://www.koagas-n.co.jp/koakan/boshuu20100520.htm' target='_blank'><IMG SRC='http://www.squaremall.jp/large_ad/img/koa_zakkaa.png' width='492' height='85' border='0' alt='　'></A>";
document.write("");
document.write(back);
//----------------------------------->

