// JavaScript Document

	var useFloat = "";
	var slideTimer = "";
	var initTop = 0;
	var nScrollTop = 0;
	var prevVal = 0;
	var currVal = 0;
	var throttlePx = 0;
	var resizeTick = 0;
	var IE = true;
	if (navigator.appName != "Microsoft Internet Explorer"){IE = false}

	function realign(){

		if (!IE)
			{
			 init();
			}
		if (IE && resizeTick == 2)
			{
			 self.location.reload();
			}
		resizeTick++;
	}

	function throttle(){

		clearTimeout(slideTimer);
		throttlePx += Math.floor((nScrollTop - throttlePx) * .5);
		useFloat.style.top = initTop + throttlePx + "px";
		if (Math.abs(throttlePx - nScrollTop) > 1)
			{
			 setTimeout("throttle()", 200);
			}
		else	{
			 useFloat.style.top = initTop + nScrollTop + "px";
			 slideTimer = setTimeout("stayHome()", 1500);
			}
	}

	function stayHome(){

		if (document.documentElement && document.documentElement.scrollTop)
			{
			 nScrollTop = document.documentElement.scrollTop;
			 document.getElementById('nScroll').value = nScrollTop;
			}
		else	{
			 nScrollTop = document.body.scrollTop;
			 document.getElementById('nScroll').value = nScrollTop;
			}
		prevVal = document.getElementById('nScroll').value;
		if (prevVal == currVal)
			{
			 clearTimeout(slideTimer);
			 if (Number(nScrollTop) + Number(initTop) != useFloat.offsetTop)
				{
				 throttle();
				}
			}
		currVal = document.getElementById('nScroll').value;
		prevVal = currVal;
		slideTimer = setTimeout("stayHome()", 1500);
	}

	function init(){

		useFloat = document.getElementById('isFloat');
		if(!document.body.scrollTop)
			{
			 // commented lines center the floating div element
			 //useFloat.style.top = (document.documentElement.clientHeight - useHeight) / 2 + "px";
			 //useFloat.style.left = (document.documentElement.clientWidth - 15 - useWidth) / 2  + "px";
			 useFloat.style.top = "430px";
			 //useFloat.style.left = "180px";
			// useFloat.style.right = "960px";
			}
		else 	{
			 // commented lines center the floating div element
			 //useFloat.style.top = (document.body.clientHeight - useHeight) / 2  + "px";
			 //useFloat.style.left = (document.body.clientWidth - 15 - useWidth) / 2 + "px";
			 useFloat.style.top = "430px";
			// useFloat.style.left = "180px";
			// useFloat.style.right = "960px";
			}
		initTop = useFloat.offsetTop;
		stayHome();
	}

	onload = init;
	onresize = realign;