function popUp( url, width, height ) {
	var wind = null;
	var s = screen;
	var winW = width; //ширина окна
	var winH = height; //высота окна
	var winX = Math.round((s.width-winW)/2);
	var winY = Math.round((s.height-winH)/2);
	wind = window.open( url, 'form', 'status=no,toolbar=no,scrollbars=yes,titlebar=no,menubar=no,resizable=no,width=' + winW + ',height=' + winH + ',left=' + winX + ',top=' + winY + ',directories=no,location=no');
	wind.focus();
	return false;
}