// use when doctype is set
function getPageSize(){
	var xScroll, yScroll;
	if(document.documentElement.scrollHeight){ // all but Explorer Mac
		xScroll = document.documentElement.scrollWidth;
		yScroll = document.documentElement.scrollHeight;
	}else if(document.body.scrollHeight){ // safari
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	}else{ // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	var pageWidth, pageHeight, windowWidth, windowHeight, scrollWidth, scrollHeight;
	if(document.documentElement && document.documentElement.clientHeight){ // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
		scrollHeight = document.documentElement.scrollTop;
		scrollWidth = document.documentElement.scrollLeft;
	}else if(document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
		scrollHeight = document.body.scrollTop;
		scrollWidth = document.body.scrollLeft;
	}
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	}else{
		pageHeight = yScroll;
	}
	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){
		pageWidth = windowWidth;
	}else{
		pageWidth = xScroll;
	}
	arrayPageSize = new Array(pageWidth, pageHeight, windowWidth, windowHeight, scrollWidth, scrollHeight);
	return arrayPageSize;
}