var speed=50
demo2.innerHTML=demo1.innerHTML
function Marquee(){
if(demo2.offsetTop-demo.scrollTopdemo.scrollTop-=demo1 .offsetHeight
else{
demo.scrollTop
else{
demo.scrollTop else{
demo.scrollTop else{
demo.scrollTop }
var MyMar=setInterval(Marquee,speed)
demo.onmouseover=function() {clearInterval(MyMar)}
demo.onmouseout=function() {MyMar=setInterval(Marquee,speed)} 腳本>；
腳本房子
