/*腦����*/
body {
    margin: 0;
    padding: 0;
}
*html {
    background-image: url(about:blank);
    background-attachment: fixed;
}
#window {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    background: url() repeat left top;
    display: none;
    z-index: 10000;
    _position: absolute;
    _top: expression(eval(document.documentElement.scrollTop));
}
#float_window {
    position: absolute;
    top: 50%;
    left: 50%;
    padding: 0px;
    z-index: 20001;
}
#float_window .closewindow {
    width: 52px;
    background: url() no-repeat left bottom;
    height: 52px;
    position: absolute;
}
#float_window .closewindow:hover {
    background-position: left top;
}
#video {
    width: 850;
    height: 600px;
    background: #000;
}