var layerName = "men";

var dom = (document.getElementById)? true : false;
var ie4 = (document.all && !dom)? true : false;
var nn4 = (navigator.appName == "Netscape" || !dom)? true : false;

var topLimit = 560;
var bottomLimit = 0;
var layerHeight = 139;
var ieLim = 40;

var pyos = window.pageYOffset;

var height;

function wh()
{

if (document.all)
    height = document.body.offsetHeight;
else if (document.layers)
    height = window.innerHeight;
}

function initScrollers_IE()
{
	header = document.getElementById(layerName);
	header.style.visibility = "visible";
}

function scroll_IE()
{
	header = document.getElementById(layerName);
	if (topLimit + layerHeight < height - bottomLimit)
		header.style.top = document.body.scrollTop + topLimit;
	else
		header.style.top = (document.body.scrollTop < layerHeight + topLimit - height + ieLim + bottomLimit)? topLimit : (document.body.scrollTop + height - layerHeight - ieLim - bottomLimit);
}

function initScrollers_NN()
{
	header = document.layers[layerName];
	header.visibility = "visible";

	setInterval('scroll_NN()', 30);
}

function scroll_NN(e)
{
	header = document.layers[layerName];
	if (topLimit + layerHeight < height - bottomLimit)
		header.top = window.pageYOffset + topLimit;
	else
		header.top = (window.pageYOffset < layerHeight + topLimit - height + ieLim + bottomLimit) ? topLimit : (window.pageYOffset + height - layerHeight - ieLim - bottomLimit);
}