//今日の日付
var today=new Date();


var s = new Date(today.getFullYear(),8,1);
var e = new Date(today.getFullYear(),8,31);


var myHTML_se="<p class=img><a href=http://www.ndpc.jp target=_blank><img src=http://www.bee-ms.com/images/nailsdesignphotocontest2011.jpg border=0 width=184 ></a></p>";


if(today.getTime()>= s.getTime() && today.getTime() <e.getTime() ){
document.write(myHTML_se);

}