How to activate tab on which validation error is occuring

How to activate tab on which validation error is occuring

on page submit call below code in  javascript

   var validator = $("form#BrowseAccountEdit").kendoValidator({
        validate: function () {
            var tabId = $(".k-invalid:first").attr("data-tabid");
            var tabLiId = $(".k-invalid:first").attr("data-tabliid");
            if (tabId != null && tabLiId != null) {
                activateValidTab(tabId, tabLiId);
            }
            //alert(tabId);
            error = true;
        }
    }).data("kendoValidator");

function that will activate tab

function activateValidTab(tabId, tabLiId) {
    deActivateTab();
    debugger;
    $("#" + tabId).addClass('active in');
    $("#" + tabLiId).addClass('active');
}

function that will de-activate tab

function deActivateTab() {

    $("#tabsettings").removeClass("active");
    $("#tabschedule").removeClass("active");
   

    $("#box_RSSettings").removeClass('active in');
    $("#box_RSCelender").removeClass('active in');

}