var velocity = 5;
var rolling;

function scrollStop()
{
	if (rolling)
		clearTimeout(rolling);
}

function scroll(id, dir)
{
	var marquee = $("#" + id);
	var width = marquee.innerWidth();
	var left = marquee.scrollLeft();
	if(dir == 2 && left > 0)
	{
		marquee.scrollLeft(left - velocity);
	}
	else if(dir == 3 && left < width)
	{
		marquee.scrollLeft(left + velocity);
	}
	rolling = setTimeout("scroll(\"" + id + "\", " + dir + ");", 50);
}

function scrollLeft1(id)
{
	scrollStop();
	scroll(id, 2);
}

function scrollRight(id)
{
	scrollStop();
	scroll(id, 3);
}