function Kalendar(pIDkontrole, pJezik) {
    var tb = this.document.getElementById(pIDkontrole);
    if (tb != null) {
        var QS = 'j=' + pJezik + '&idtb=' + pIDkontrole + '&dat=' + tb.value;
        var calendar = window.open('kalendar.aspx?' + QS, 'calendar', 'width=240,height=230');
        calendar.focus();
    }
}


function UpisiDatumIzKalendara(pIDkontrole, pDatum) {
    var tb = this.document.getElementById(pIDkontrole);
    if (tb != null) {
        tb.value = pDatum;
    }
}