var imgMax  = 2; //セットする画像の枚数。
var imgRand = Math.floor(Math.random() * imgMax);
if(imgRand == 0)       document.write('<a href="http://click.linksynergy.com/fs-bin/click?id=OCglXJtDA34&offerid=94348&subid=0"><IMG alt="" border="0"  width="300" height="250" src="http://ad.linksynergy.com/fs-bin/show?id=OCglXJtDA34&bids=94348&gridnum=13&catid=-1&subid=0"></a>');
if(imgRand == 1)      document.write('<script type="text/javascript" src="/js/google300x250.js"></script><script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"></script>');
if(imgRand == 2)       document.write('<a href="/radio/mojo"><IMG alt="" border="0"  width="300" height="250" src="/radio/mojo/img/ADmojoradio300.jpg"></a>');