// JavaScript Document
function popupshow(id)
{
	document.getElementById(id).style.visibility = 'visible';
}
function popuphide(id)
{
	document.getElementById(id).style.visibility = 'hidden';
}
function getAbsolutePosition(el)
{
	var r = { x: el.offsetLeft, y: el.offsetTop };
	if (el.offsetParent)
	 {
		var tmp = getAbsolutePosition(el.offsetParent);
		r.x += tmp.x;
		r.y += tmp.y;
	}
	return r;
}