function getFooterBanner(blog) {
	 var date = new Date();
	 var time = date.getTime();
	 var url = "http://ads.meropar.jp/footer/ad?blog=" + blog + "&cache=" + time;
	 document.write('<iframe id="fbanner" name="fbanner" src="' + url + '" align="center" width="440" height="20" frameborder="0" scrolling="no"></iframe>');
}