function chkKey(kEvent)
{
var theEvent = kEvent ? kEvent : window.event;
return theEvent.keyCode;
}

function findPos(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft;
		curtop = obj.offsetTop;
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft;
			curtop += obj.offsetTop;
                     curheight=obj.offsetHeight;
		}
	}
	return [curleft,curtop, curheight];
}