function ResOff(iata, lng) {
    var x=550;
    var y=270;
    var w;
    w = window.open('/'+lng+'/info/rez_kancelare.htm?resoff='+iata, 'resoff', 'scrollbars=yes,width='+x+',height='+y+',left='+Math.floor((screen.width-10-x)/2)+',top='+Math.floor((screen.height-30-y)/2));
    if (w) w.focus();
}