var demoB = document.getElementById("demoB");
var demoB1 = document.getElementById("demoB1");
var demoB2 = document.getElementById("demoB2");
var speedB = 100;
demoB2.innerHTML = demoB1.innerHTML
demoB.scrollTop = demoB.scrollHeight;
function MarqueeB()
{
	if(demoB1.offsetTop - demoB.scrollTop >= 0)
	demoB.scrollTop += demoB2.offsetHeight
	else
	{
		demoB.scrollTop --
	}
}
var MyMarB = setInterval(MarqueeB,speedB);
demoB.onmouseover = function()
{
	clearInterval(MyMarB)
}
demoB.onmouseout = function()
{
	MyMarB = setInterval(MarqueeB,speedB)
}