if (navigator.userAgent.indexOf("Win") >= 0) {
            if (vercheck(1,0)) {
                document.write('<link rel="stylesheet" href="css/wie_style.css" type="text/css">');
            } else {
                document.write('<link rel="stylesheet" href="css/wnn_style.css" type="text/css">');
            }
    } else {
        document.write('<link rel="stylesheet" href="css/m_style.css" type="text/css">');
    }