// JavaScript Document

var rollspeed=40
 
demo2.innerHTML=demo1.innerHTML
 
function Marquee(){
 
if(demo2.offsetTop-demo.scrollTop<=0)
 
demo.scrollTop-=demo1.offsetHeight
 
else{
 
demo.scrollTop++
 
}
 
}
 
var MyMar=setInterval(Marquee,rollspeed)
 
demo.onmouseover=function() {clearInterval(MyMar)}
 
demo.onmouseout=function() {MyMar=setInterval(Marquee,rollspeed)}