Simle Example Jquery

var arr =
                {
                    "action": "delete",
                    "id": obj,
                    "accessName": $("#txtAccessName").val(),
                    "pageIndex": $("#txtAccessPageIndex").val()
                };
                $.post("../Logic/GroupAccessLogic.ashx", arr,
                function callback(json) {
                    searchMemberAccessList("#txtAccessPageIndex");
                });