var scrollLength = scrollOffset = scrollTopLeft = scrollBottomRight = scrollFixed = 0;
var scrollEdge = '';
var scrollTimer;

function scrollInit(name, edge)
{
	var div = bw.dom ? document.getElementById(name) : bw.ie4 ? document.all[name] : 0;
	if (div)
	{
		scrollEdge = edge;
		thisedge = (edge == 'horizontal') ? 'Width' : 'Height';
		scrollLength = eval('div.scroll' + thisedge);
		scrollTopLeft = 0;
		scrollBottomRight = eval('div.parentNode.client' + thisedge);
		thisfixed = (edge == 'horizontal') ? 'Height' : 'Width';
		scrollFixed = eval('div.scroll' + thisfixed);
	}
}

function scrollIt(name, edge, amount, time)
{
	var div = bw.dom ? document.getElementById(name) : bw.ie4 ? document.all[name] : 0;
	if (div)
	{
		while (scrollTopLeft + scrollOffset + amount < 0 || scrollBottomRight + scrollOffset + amount > scrollLength)
		{
			//amount = (amount > 0) ? amount-- : amount++;
			if (amount > 0) {
				amount--;
			} else if (amount < 0) {
				amount++;
			}
			if (amount == 0)
			{
				return;
			}
		}
		scrollOffset += amount;
		if (edge == 'horizontal')
		{
			div.style.clip = 'rect(0px, ' + eval(scrollBottomRight + scrollOffset) + 'px, ' + scrollFixed + 'px, ' + eval(scrollTopLeft + scrollOffset) + 'px)';
			div.style.left = '-' + scrollOffset + 'px';
		} else
		{
			div.style.clip = 'rect(' + eval(scrollTopLeft + scrollOffset) + 'px, ' + scrollFixed + 'px, ' + eval(scrollBottomRight + scrollOffset) + 'px, 0px)';
			div.style.top = '-' + scrollOffset + 'px';
		}
		if (time && time != 0) {
			scrollTimer = setTimeout('scrollIt(\'' + name + '\', \'' + edge + '\', ' + amount + ', ' + time + ')', time);
		}
	}
}

function scrollStop()
{
	if (scrollTimer)
	{
		clearTimeout(scrollTimer);
		scrollTimer = false;
	}
}
//-->