无缝滚动代码

<DIV id=demo style="OVERFLOW: hidden; WIDTH: 100%; COLOR: #0000ff; HEIGHT: 20px; ">
<DIV id=demo1>

<table width="185" height="25" border="0" cellpadding="1" cellspacing="0" class="lan">
<tr>
<td width="185" height="25">2333333333333</td>
</tr>
<tr>
<td width="185" align="center" >2333333333333</td>
</tr>
</table>
</DIV>
<DIV id=demo2></DIV>
</DIV>
<SCRIPT language="javascript">
var speed=50;
demo2.innerHTML=demo1.innerHTML;
function Marquee(){
if(demo2.offsetTop-demo.scrollTop<=0){
demo.scrollTop-=demo1.offsetHeight;
}
else{
demo.scrollTop++;
}
}
var MyMar=setInterval(Marquee,speed);
demo.onmouseover=function() {clearInterval(MyMar)};
demo.onmouseout=function() {MyMar=setInterval(Marquee,speed)};
</SCRIPT>