var speed3=25//速度数值越大速度越慢
zhhg2.innerHTML=zhhg1.innerHTML
function Marquee(){
if(zhhg2.offsetWidth-zhhg2.scrollLeft<=0)
zhhgg.scrollLeft-=zhhg1.offsetWidth
else{
zhhgg.scrollLeft++
}
}
var MyMar=setInterval(Marquee,speed3)
zhhgg.onmouseover=function() {clearInterval(MyMar)}
zhhgg.onmouseout=function() {MyMar=setInterval(Marquee,speed3)}