function popupCalendar(obj)
{
	var obj_calwindow = window.open(
		'./calendar/calendar.asp?obj=' + obj,
		'Calendar', 'width=200,height='+(this.time_comp ? 215 : 190)+
		',status=no,resizable=no,top=200,left=200,dependent=yes,alwaysRaised=yes'
	);
	obj_calwindow.opener = window;
	obj_calwindow.focus();
}

var pWin=0;
function pWindow(URLStr, width, height)
{
   var left = (screen.width - width) / 2;
   var top = (screen.height - height) / 2;
    
    if(pWin)
      if(!pWin.closed) pWin.close();
    pWin = open(URLStr, 'puWindow', 'toolbar=no,location=no,directories=no,status=yes,menubar=yes,scrollbars=yes,resizable=yes,copyhistory=yes,width='+width+',height='+height+',left='+left+', top='+top+',screenX='+left+',screenY='+top+'');
}