$(document).ready(function () {
    $('ul.nav.navbar-nav, ul.list-group, ul.nav.nav-tabs').find('a[href="' + location.pathname + '"]')
                          .closest('li')
                          .addClass('active');
});

 TypeError: jQuery.handleError is not a function
jQuery.handleError(s, xml, status, e);

$(document).ready(function () { 
      var tv=$("#treeview").kendoTreeView({
        dragAndDrop: true,
        checkboxes: {checkChildren:true}, 
      }).data("kendoTreeView"); 
      
      for(var i=0; i < tv.dataSource._total; i++){
        tv.dataSource.data()[i].children.read();  
      } 
      tv.expand(".k-item"); 
    });

 var dataSource = new kendo.data.DataSource({
            // ... 
            error: function (e) {
                window.SalesHub.OrderDetails_Error(e);
            },
            // ... 
        });

window.SalesHub.OrderDetails_Error = function(args) {
    if (args.errors) {
        var grid = $("#orderDetailsGrid").data("kendoGrid");
        var validationTemplate = kendo.template($("#orderDetailsValidationMessageTemplate").html());
        grid.one("dataBinding", function(e) {
            e.preventDefault();

            $.each(args.errors, function(propertyName) {
                var renderedTemplate = validationTemplate({ field: propertyName, messages: this.errors });
                grid.editable.element.find(".errors").append(renderedTemplate);
            });
        });
    }
};

<script type="text/x-kendo-template" id="orderDetailsValidationMessageTemplate">
    # if (messages.length) { #
        <li>#=field#
            <ul>
                # for (var i = 0; i < messages.length; ++i) { #
                    <li>#= messages[i] #</li>
                # } #
            </ul>
        </li>
    # } #
</script>

 remove: function () {
                    var r = confirm("برای  حذف  اطمینان دارید");
                    if (r == true)
                    {
                        alert("فایل حذف شد");
                    }
                    else
                    {                    
                    }
                },