@charset "utf-8";html body{background-image:url(about:blank);background-attachment:fixed}#roll_top{background:url(/images/www/gotop.gif) no-repeat;width:21px;height:69px;cursor:pointer}#roll{display:none;margin-right:-525px;position:fixed;right:50%;top:80%;_position:absolute;_margin-top:500px;_top:expression(eval(document.documentElement.scrollTop))}