var interval;
startPosition=-580;
leftPosition=700;
speed=0;

function scrollit()
{
if (startPosition!=800)
	{
	startPosition=startPosition+1;
	leftPosition=leftPosition-1;
document.getElementById('display').style.left=leftPosition;
	interval=setTimeout("scrollit()",speed);
	}
else
	{
	startPosition=-580;
	leftPosition=700;
	interval=setTimeout("scrollit()",speed);
	}
}
function stopinterval()
{
clearTimeout(interval);
}