function LeftSpeed()
	{
		var speed=10;
		var demo = document.getElementById("SpeedBox");
		var demo1 = document.getElementById("SpeedContent");
		var demo2 = document.getElementById("SpeedCopy");
		if(!document.getElementById("SpeedBox") && !document.getElementById("SpeedContent") && !document.getElementById("SpeedCopy") )
		{
			return false;
		}
		demo2.innerHTML=demo1.innerHTML;
		function Marquee()
		{
			if(demo2.offsetWidth-demo.scrollLeft<=0)
			{
				demo.scrollLeft-=demo1.offsetWidth;
			}
			else
			{
				demo.scrollLeft++;
			}
		}
		var MyMar=setInterval(Marquee,speed)
		demo.onmouseover=function() {clearInterval(MyMar)}
		demo.onmouseout=function() {MyMar=setInterval(Marquee,speed)}
	}
	window.onload=LeftSpeed;