tdy= new Date();
ref=document.referrer;
pat="/h_user/";
url="prm"+location.search;

//クッキーが無い場合だけ作動

if(!document.cookie.match(/bid=/)){

	//bidがあれば記録

	if(url.match(/\?bid=|&bid=/)){

		bid=url.split(/\?bid=|&bid=/);
		bid2=bid[1].split("&");

		document.cookie="bid="+bid2[0]+"; expires=Tue, 31-Dec-2030 23:59:59; domain="+location.hostname+"; path="+pat+";";
		document.cookie="bid_time="+tdy+"; expires=Tue, 31-Dec-2030 23:59:59; domain="+location.hostname+"; path="+pat+";";
		document.cookie="bid_kbn=1; expires=Tue, 31-Dec-2030 23:59:59; domain="+location.hostname+"; path="+pat+";";

	}else if(ref.match(/google\.(co\.jp|com).*(\?q=|&q=)|yahoo\.co\.jp.*(\?p=|&p=)/)){

	//無ければ検索ワード記録（googleかYahoo!）

		rfid=ref.split(/\?p=|&p=|\?q=|&q=/);
		rfid2=rfid[1].split("&");
		rfid3=decodeURI(rfid2[0]); 

		document.cookie="bid="+rfid3+"; expires=Tue, 31-Dec-2030 23:59:59; domain="+location.hostname+"; path="+pat+";";
		document.cookie="bid_time="+tdy+"; expires=Tue, 31-Dec-2030 23:59:59; domain="+location.hostname+"; path="+pat+";";
		document.cookie="bid_kbn=2; expires=Tue, 31-Dec-2030 23:59:59; domain="+location.hostname+"; path="+pat+";";

		}else if(ref && !ref.match(/google\.(co\.jp|com).*(\?q=|&q=)|yahoo\.co\.jp.*(\?p=|&p=)/)){

	//それも無ければリファラーページ記録
	
		document.cookie="bid="+ref+"; expires=Tue, 31-Dec-2030 23:59:59; domain="+location.hostname+"; path="+pat+";";
		document.cookie="bid_time="+tdy+"; expires=Tue, 31-Dec-2030 23:59:59; domain="+location.hostname+"; path="+pat+";";
		document.cookie="bid_kbn=3; expires=Tue, 31-Dec-2030 23:59:59; domain="+location.hostname+"; path="+pat+";";

		}else{
			
	//それも無ければunknownとして記録
	
		document.cookie="bid=unknown; expires=Tue, 31-Dec-2030 23:59:59; domain="+location.hostname+"; path="+pat+";";
		document.cookie="bid_time="+tdy+"; expires=Tue, 31-Dec-2030 23:59:59; domain="+location.hostname+"; path="+pat+";";
		document.cookie="bid_kbn=4; expires=Tue, 31-Dec-2030 23:59:59; domain="+location.hostname+"; path="+pat+";";

		}
}