var speed=50; 
var MyMar1=setInterval(Marquee1,speed);
resetdiv();
function Marquee1(){ 
    if (ademo==null) return;
    if (ademo2.innerHTML.length == 0) {
        resetdiv();
    }
    if(ademo2.offsetTop-ademo.scrollTop<=0) 
        ademo.scrollTop-=ademo1.offsetHeight 
    else{ 
        ademo.scrollTop++ 
    } 
} 
function resetdiv() {
    ademo2.innerHTML=ademo1.innerHTML 
    if (ademo==null) return;
    
    ademo.onmouseover=function(){clearInterval(MyMar1)} 
    ademo.onmouseout=function(){MyMar1=setInterval(Marquee1,speed)} 
}