var s,my;
s=20;
var tab=document.getElementById("demo");
var tab1=document.getElementById("demo1");
var tab2=document.getElementById("demo2");
var xs=document.getElementById("xs");
tab2.innerHTML=tab1.innerHTML;
function Marquee()
{
	if(tab2.offsetWidth-tab.scrollLeft<=0)tab.scrollLeft-=tab1.offsetWidth;
	else tab.scrollLeft++;
}
my=setInterval(Marquee,s);
tab.onmouseover=function(){clearInterval(my)};
tab.onmouseout=function(){my=setInterval(Marquee,s)};