document.write('<div id="live_img" lang="zh" style=" "><div id="floatChat" style="Z-INDEX: 10000; LEFT: 0px; WIDTH: 25px; POSITION: absolute; TOP: 10px; HEIGHT: 120px;"><a href="http://www.shtuoba.com/SaveToDesk.aspx" target="_blank"><img src="http://www.shtuoba.com/images/keep_desk.gif" border="0"></a></div></div>');

lastScrollYChat = 0;
function floatDiv() {
    var diffY;
    if (document.documentElement && document.documentElement.scrollTop)
        diffY = document.documentElement.scrollTop;
    else if (document.body)
        diffY = document.body.scrollTop
    else { /*Netscape stuff*/ }

    percent = .1 * (diffY - lastScrollYChat);
    if (percent > 0) percent = Math.ceil(percent);
    else percent = Math.floor(percent);
    document.getElementById("floatChat").style.top = parseInt(document.getElementById("floatChat").style.top) + percent + "px";
    lastScrollYChat = lastScrollYChat + percent;
}
setTimeout(function() { window.setInterval("floatDiv()", 1); }, 1500);