function findPos(obj) {
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	return [curleft,curtop];
}
function findDim(obj) {
	if (obj.offsetParent) {
		curwidth = obj.offsetWidth
		curheight = obj.offsetHeight
	}
	return [curwidth,curheight];
}