// JavaScript Document
 var speed=30
             demo2.innerHTML=demo1.innerHTML
             function Marquee(){
             if(demo2.offsetWidth-demo.scrollLeft<=0)
             demo.scrollLeft-=demo1.offsetWidth
             else{
             demo.scrollLeft++
             }
             }
             var MyMar=setInterval(Marquee,speed)
             demo.onmouseover=function() {clearInterval(MyMar)}
             demo.onmouseout=function() {MyMar=setInterval(Marquee,speed)}