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
		}
	}
	return [curleft,curtop];
}
		
function showOverlay ( positionReference, content )
{
	ov = document.getElementById('overlay');
	ov.style.display="inline";
	document.getElementById('overlaycontent').innerHTML = content;
	
	origin = document.getElementById(positionReference);
	//alert("+"+findPos(origin));

	positions = findPos(origin);
	//alert("+"+positions);
	ov.style.left = positions[0]+50;
	ov.style.top = positions[1]+10;

}
function hideOverlay ()
{
	ov = document.getElementById('overlay');
	ov.style.display="none";
}
function showMovie ()
{
	mainT = document.getElementById('mainTable');
	mainTpos = findPos(mainT);
	mov = document.getElementById('movieoverlay');
	mov.style.display="inline";
	mov.style.left = mainTpos[0];
	Promomovie.Play();
}
function hideMovie ()
{
	mov = document.getElementById('movieoverlay');
	mov.style.display="none";
	Promomovie.Stop();
}
function showSendtofriend ()
{
	friend = document.getElementById('friendoverlay');
	friend.style.display="inline";		
}