function Okno(AUrl, AWidth, AHeight) {
	if (AUrl != null && AUrl != "") {
		AWidth = AWidth != null && !isNaN(parseInt(AWidth)) ? AWidth : 650;
		AHeight = AHeight != null && !isNaN(parseInt(AHeight)) ? AHeight : 500;
		window.open(AUrl, 'IMFSoft', "width=" + AWidth + ", height=" + AHeight + ", toolbar=no, menubar=no, scrollbars=yes, status=no, resizable=yes").focus();
	}
	return true;
}