var kyoka = new Object();
kyoka['http://www.374-map.jp/'] = 1;
kyoka['http://www.374-map.jp/map/seibu.html'] = 1;
kyoka['http://www.374-map.jp/map/hon1.html'] = 1;
kyoka['http://www.374-map.jp/map/kagome.html'] = 1;
kyoka['http://www.374-map.jp/map/yagoe.html'] = 1;
kyoka['http://www.374-map.jp/map/ekimae.html'] = 1;
kyoka['http://www.374-map.jp/map/shita.html'] = 1;

var url = new String(document.URL.replace(/#(\w*)|\?(.*)$/g,''));
url = url.replace(/index\.(.+)$/,'');
if(kyoka[url] == 1){
	var r_url  = 'http://374-map.jp/bookai/bookai.cgi';
	    r_url += '?url=' + url;
	    r_url += '&ref=' + document.referrer;
	    r_url += '&cha=';
	    r_url += document.charset || document.characterSet;
	document.write('<script type="text/javascript" src="' + r_url + '"></script>');
}