ref();
function ref() {
	var ref = document.referrer;
	if (ref.indexOf('http://www.google.co.jp/') == 0) {
		var reg = /[?&]q=([^&]+)/;
	} else if (ref.indexOf('http://search.yahoo.co.jp/') == 0) {
		var reg = /[?&]p=([^&]+)/;
	} else return;
	reg.exec(ref);
	var phrase = RegExp.$1;
	phrase = decodeURIComponent(phrase);
	var word = phrase.split(/[\s\+　"“”、,，（）()\x00-\x1f\x7f]/);
	var link = '';
	for (var i = 0; i < word.length; i++) {
		var len = word[i].length;
		if (len < 2 || len > 10) continue;
		word[i] = word[i].replace(/^-/, '');
		link += '<a href="http://www.amazon.co.jp/gp/search?ie=UTF8&keywords=' + encodeURIComponent(word[i]) + '&tag=moju09-22&index=blended&linkCode=ur2&camp=247&creative=1211">' + word[i] + '</a><img src="http://www.assoc-amazon.jp/e/ir?t=moju09-22&l=ur2&o=9" width="1" height="1" border="0" alt="" style="border:none !important; margin:0px !important;" /> ';
	}
	if (link != '') {
		document.write(link + '<br /><br />');
	}
}