function editmode(val) {
        $.ajax({ url: "/User/SelectUser", data: { Username: val }, type: "post", dataType: "json", success: function (data) {
            if (data != "timeout") {
                if (data.isRedirect) { window.location.href = data.redirectUrl; return; }
                try {
                    $("#dvEdit").dialog({ modal: 'true', title: 'ویرایش', hide: 'clip' });
                    //alert($("#dvEdit").html());

                    $("#UsernameEdit").val(data.Username);
                    $("#FirstNameEdit").val(data.FirstName);
                    $("#LastNameEdit").val(data.LastName);
                    $("#NationalCodeEdit").val(data.NationalCode);
                    $("#EmailEdit").val(data.Email);
                    $("#PhoneNoEdit").val(data.PhoneNo);
                    $("#MobileNoEdit").val(data.MobileNo);
                    $("#CreationDateEdit").val(data.CreationDate);
                    $("#CreationDateEdit").prop('disabled', true);
                    $("#LastActivityDateEdit").val(data.LastActivityDate);
                    $("#LastActivityDateEdit").prop('disabled', true);
                    $("#LastLoginDateEdit").val(data.LastLoginDate);
                    $("#LastLoginDateEdit").prop('disabled', true);
                    $("#IsLockedOutEdit").val(data.IsLockedOut);
                    $("#AddressEdit").val(data.Address);


                }
                catch (err) {
                    $("#dverr").show(); $("#lblErr").html(err);
                }
            }
            else
                AjaxTimeout();
        }
        , error: function (req, textstatus, errorthrown) { AjaxError(req, textstatus, "#dverr", "#lblErr"); }
        , complete: function (xhr, e) { AjaxComplete(xhr, "#dverr", "#lblErr"); }
        });
    }

<script src="jquery.js"></script>
<script src="jquery-migrate-1.2.1.js"></script>