refer=document.referrer;
var qword='';
if(refer){
	refer = refer.toUpperCase();
	switch(refer.match(/^HTTP:\/\/.+\//)[0]){
	case "HTTP://WWW.GOOGLE.CO.JP/":
		qword=refer.match(/[&?]Q=[^&]+/)[0].split(/=/)[1].replace(/\+/g,"%20");
		break;
	case "HTTP://SEARCH.YAHOO.CO.JP/":
		qword=refer.match(/[&?]P=[^&]+/)[0].split(/=/)[1].replace(/\+/g,"%20");
		break;
	}
}
filename="http://www.kyoku1.jp/rakuten2.php?q="+qword;
document.write('<script type="text/javascript" src="'+filename+'"></script>');