function pop_win(url, title, w, h) {	
	popupWindow = window.open(url, title, "resizable=yes,toolbar=yes,scrollbars=yes,location=yes,directories=no,status=yes,menubar=yes,width=" + w + ",height=" + h);

	if(!popupWindow.opener){
		popupWindow.opener = self;
	}

	popupWindow.blur();
	popupWindow.opener.focus();
}