var url1 = ('https:' == document.location.protocol ? 'https://' : 'http://') + document.location.host + document.location.pathname;
if (document.location.search) {
    url1 = url1 + escape(document.location.search);
}
var path = document.location.pathname;
var flagTop = '';
if((path == '/')||(path == '/index.html')){flagTop = '&top=1';}

document.write('<div id="nlogin_form">');
document.write('<iframe id="framelogin" src="/user/login/frame_login_jump.php?tt=ow&ret_url=' + url1 + '" width="920" height="60" scrolling="no" frameborder="0">この部分は iframe 対応のブラウザで見てください。</iframe>');
document.write('</div>');