self.onError = null;
currentX = currentY = 0; 
whichIt = null; 
lastScrollX = 0; lastScrollY = 0;
NS = (document.layers) ? 1 : 0;
IE = (document.all) ? 1 : 0;
<!-- STALKER CODE -->
function heartBeat(objectid) {
    if(IE) { diffY = document.body.scrollTop; diffX = document.body.scrollLeft; }
    if(NS) { diffY = self.pageYOffset; diffX = self.pageXOffset; }
    if(diffY != lastScrollY) {
        percent = .1 * (diffY - lastScrollY);
        if(percent > 0) percent = Math.ceil(percent);
        else percent = Math.floor(percent);
        if(IE) {
            objectid = objectid.split(";"); 
            for (i = 0; i < objectid.length; i++) eval("document.all."+objectid[i]).style.pixelTop += percent;
        }    
        if(NS) {
            objectid = objectid.split(";"); 
            for (i = 0; i < objectid.length; i++) eval("document."+objectid[i]).Top += percent; 
        }    
        lastScrollY = lastScrollY + percent;
    }
    if(diffX != lastScrollX) {
        percent = .1 * (diffX - lastScrollX);
        if(percent > 0) percent = Math.ceil(percent);
        else percent = Math.floor(percent);
        if(IE) {
            objectid = objectid.split(";"); 
            for (i = 0; i < objectid.length; i++) eval("document.all."+objectid[i]).style.pixelLeft += percent;
        }    
        if(NS) {
            objectid = objectid.split(";"); 
            for (i = 0; i < bjectid.length; i++) eval("document."+objectid[i]).left += percent;             
        }    
        lastScrollX = lastScrollX + percent;
    }     
}
<!-- /STALKER CODE -->
if(NS || IE) action = window.setInterval("heartBeat('floater;floater1')", 1);
if (IE){
    document.write("<DIV id='floater' style='LEFT: 0px; Bottom: 0px; POSITION: absolute; WIDTH: 128; VISIBILITY: visible; Z-INDEX: 10; filter: Alpha(Opacity=100)'><a href='http://www.mylotus.cn/showfestival.asp?ft_id=140' title='观莲节' target='_blank'><IMG src='/Img/y1-2.gif' width='120' height='114' border='0' alt='观莲节'></a></DIV>");
    document.write("<DIV id='floater1' style='RIGHT: 0px; Bottom: 0px; POSITION: absolute; WIDTH: 128; VISIBILITY: visible; Z-INDEX: 10; filter: Alpha(Opacity=100)'><a href='http://www.mylotus.cn/showfestival.asp?ft_id=140' title='观莲节' target='_blank'><IMG src='/Img/y1-1.gif' height='120' height='114' border='0' alt='观莲节'></a></DIV>");
}    
if (NS){
    document.write("<layer id=myleft Bottom=0 width=120 height=114></layer>");
}