var f = "";
var referrer = document.referrer;
if(referrer.match(/google\.co\.jp/)){
	f = "q";
}
else if(referrer.match(/yahoo\.co\.jp/)){
	f = "p";
}
else if(referrer.match(/bing\.com/)){
	f = "q";
}
else if(referrer.match(/goo\.ne\.jp/)){
	f = "MT";
}
else if(referrer.match(/livedoor\.com/)){
	f = "q";
}
else if(referrer.match(/baidu\.jp/)){
	f = "wd";
}
else if(referrer.match(/127\.0\.0\.1/)){
	f = "q";
}
if(f){
	var word;
	var a = referrer.split("?");
	var b = a[1].split("&");
	for (var i=0;i < b.length - 1;i++){
		var c = b[i].split("=");
		if(c[0] == f){
			word = decodeURI(c[1]);
			break;
		}
	}
	if(word != undefined){
		word = word.replace(/\+/," ");
		document.write('<style type="text/css">#referrer_search_box{margin:0;padding:0;position:absolute;top:10px;right:10px;z-index:100;background-color:#000;color:#fff;font-size:12px;}#referrer_search_box form{padding:5px;}</style><div id="referrer_search_box"><form action="http://shop18.net/search.php" method="get" target="_blank">↓このキーワードですね？<br><input type="text" name="query" value="' + word + '"><input type="submit" value="検索"></form></div>');
	}
}