function saveData(){

        form.validate();

          if(form.isValid()==false) return;

        var persons = grid.getChanges();

        var tms=nui.get("sxrq").getValue();

        debugger;

                          nui.ajax({

                            url: "com.shtech.dp.cfg.Pc.saveEmplevelInfo.biz.ext",

                            type: 'POST',

                            data: {"persons":persons,"tms":tms},

                            success: function (text) {

                                //CloseWindow("saveSuccess");

                                 grid.reload();

                            },

                            error: function (jqXHR, textStatus, errorThrown) {

                            }

                           });

    }