var speed3=20//速度数值越大速度越慢
scrollpic2.innerHTML=scrollpic1.innerHTML
function Marquee(){
if(scrollpic2.offsetWidth-scrollpic.scrollLeft<=0)
scrollpic.scrollLeft-=scrollpic1.offsetWidth
else{
scrollpic.scrollLeft++
}
}
var MyMar=setInterval(Marquee,speed3)
scrollpic.onmouseover=function() {clearInterval(MyMar)}
scrollpic.onmouseout=function() {MyMar=setInterval(Marquee,speed3)}