//对联开始
<!-- 
lastScrollY = 0;
function heartBeat(){ 
var diffY;
if (document.documentElement && document.documentElement.scrollTop)
 diffY = document.documentElement.scrollTop;
else if (document.body)
 diffY = document.body.scrollTop
else
    {/*Netscape stuff*/}
 
//alert(diffY);
percent=.1*(diffY-lastScrollY); 
if(percent>0)percent=Math.ceil(percent); 
else percent=Math.floor(percent); 
document.getElementById("rightrrrrDiv").style.top = parseInt(document.getElementById("rightrrrrDiv").style.top)+percent+"px";
document.getElementById("leftDiv").style.top = parseInt(document.getElementById("leftDiv").style.top)+percent+"px";
lastScrollY=lastScrollY+percent; 
//alert(lastScrollY);
}

//下面这段删除后，对联将不跟随屏幕而移动。
window.setInterval("heartBeat()",1);
//-->
function close1Div(){
	leftDiv.style.visibility='hidden';
}
document.write ('<div id="rightrrrrDiv" style="top:490px;right:2px;width:140px;height:79px;position:absolute;"><A href="http://baoming.js-edu.cn/BaoMing.aspx?Cid=23" target=_blank><IMG height=79 src="http://js-edu.cn/images/090713bmtb.gif" width=140 border=0></A></div>');
document.write ('<div id="leftDiv" style="top:190px;left:2px;width:100px;  height:227px;  position:absolute;">');
document.write ('<A href="http://www.js-edu.cn/zs/mgks/" target=_blank><IMG src="images/090623mgks.gif" width="100" height="227" border=0></A>');
document.write ('<div style=" background-color:#f4f4f4;width:100px;CURSOR:pointer;" onClick="close1Div()" >关闭</div></div>');