function findLivePageHeight() {
	if (window.innerHeight != null)
		return window.innerHeight; 
	if (document.body.clientHeight != null)
		return document.body.clientHeight;
	return (null);
}

function findLivePageWidth() {
	if (window.innerWidth != null)
		return window.innerWidth;
	if (document.body.clientWidth != null)
		return document.body.clientWidth;
	return (null);
}

function findScrollLeft() {
	if (window.pageXOffset != null)
		return window.pageXOffset; 
	if (document.body.scrollHeight != null)
		return document.body.scrollLeft;
	return (null);
}

function findScrollTop() {
	if (window.pageYOffset != null)
		return window.pageYOffset;
	if (document.body.scrollWidth != null)
		return document.body.scrollTop;
	return (null);
}