function focusP(url) {
	if(window.opener == null) {
		 pw = window.open(url, '_blank');
	}
	else if (!window.opener.closed)  {
		window.opener.location.href = url;
		window.opener.focus();
	} else {
		 pw = window.open(url, '_blank');
	}
	
	window.close();
}