function popup_movie( url, h, w ) {
	var topPos = (screen.height-h)/2;
	if (topPos < 0 ) topPos = 0;
	var leftPos = (screen.width-w)/2;
	if (leftPos < 0) leftPos = 0;
	var newWindow = window.open( url, "Popup", "height=" + h + ",width=" + w + ",resizable=yes,scrollbars=yes,toolbar=no,menubar=no,location=no,top=" + topPos + ",left=" + leftPos );
	if ( newWindow.opener == null )
	{
		newWindow.opener = window;
	}
	newWindow.focus();
	return false;
}