function ConfirmEventAction(divClass, eventId, action, value) {
    var div = "#" + divClass;
    var divInfo = "#" + divClass + "Info";
    
    $(div).dialog({
        bgiframe: true,
        resizable: false,
        height: 140,
        modal: true,
        overlay: { backgroundColor: '#000', opacity: 0.5 }
    });
    var ulr = baseUrl + "WebService/DoEventAction?ev=" + eventId + "&ac=" + action + "&va=" + value;

    $.ajax({
        url: ulr,
        success: function(text) {
            $("#imgLoader").hide();
            $(div).dialog({
                beforeclose: function(event, ui) { location.reload(); }
            });
            $(div).dialog('option', 'buttons', {
                'Zamknij': function() { $(div).dialog('close'); location.reload(); }
            });
            $(div).html(text);
        }
    });
}