function next(id)
{
	var d=document.getElementById(id);
	if (!d.interval)
	{
		if (d.scrollLeft<=146)
		{
			d.interval=window.setInterval("n('"+id+"')",1);
		}
	}
	else
	{
		var childs=d.firstChild;
		var first=childs.firstChild;

		childs.removeChild(first);
		childs.appendChild(first);
	}
}

function back(id)
{
	var d=document.getElementById(id);
	var childs=d.firstChild;
	var first=childs.firstChild;
	var last=childs.lastChild;

	childs.removeChild(last);
	childs.insertBefore(last,first);

	if (!d.interval)
	{
		d.scrollLeft=146;	
		
		if (d.scrollLeft>=0)
		{
			d.interval=window.setInterval("b('"+id+"')",1);
		}
	}
}

function n(id)
{
	var d=document.getElementById(id);
	if (d.scrollLeft>=146)
	{
		window.clearInterval(d.interval);
		d.interval="";
		
		var childs=d.firstChild;
		var first=childs.firstChild;

		childs.removeChild(first);
		childs.appendChild(first);
		d.scrollLeft=0;		
	}
	else
	{
		d.scrollLeft+=2;
	}
}

function b(id)
{
	var d=document.getElementById(id);
	if (d.scrollLeft<=0)
	{
		window.clearInterval(d.interval);
		d.interval="";
	}
	else
	{
		d.scrollLeft-=2;
	}
}