/*首页用户登录后首屏热点推荐等样式end*/
/*返回顶部*/
*html {
    background-image: url(about:blank);
    background-attachment: fixed;
}
/*解决IE6下滚动抖动的问题*/
#tbox {
    width: 47px;
    height: 73px;
    float: right;
    position: fixed;
    _position: absolute;
    _bottom: auto;
    _top: expression(eval(document.documentElement.scrollTop+document.documentElement.clientHeight-this.offsetHeight-(parseInt(this.currentStyle.marginTop,10)||0)-(parseInt(this.currentStyle.marginBottom,10)||0)));
    _margin-bottom: 10px;
}
/*解决IE6下不兼容 position:fixed 的问题*/
#gotop {
    width: 47px;
    height: 47px;
    background: url(http://src.gongkong.com/images/top01.png) no-repeat;
    position: absolute;
    top: -37px;
    display: none;
    cursor: pointer;
}

    #gotop:hover {
        background: url(http://src.gongkong.com/images/top02.png) no-repeat;
    }