// Win・Macで別のCSSを振り分けて追加する

    if (navigator.userAgent.indexOf('Mac') >= 0) {

    document.write('<link rel="stylesheet" type="text/css" href="/contents/common/css/renew0906mac.css">');

    }

    else if (navigator.userAgent.indexOf('Win') >= 0) {

    document.write('<link rel="stylesheet" type="text/css" href="/contents/common/css/renew0906.css">');

    }