$(function () {

            var qParams = { mode: 'Qry' };

            var oldRowIndex;

            var opt = $('#dgMZ4420');

            opt.datagrid({

                height: 680,

                nowrap: false,

                striped: true,

                singleSelect: true,

                remoteSort: true,

                fitColumns: false,

                queryParams: qParams,

                pagination: false,

                url: 'MZ4420_Handler.ashx',

                idField: 'CITY_CODE',

                rownumbers: false,

                onLoadSuccess: function () {

                    var dv2 = $(".datagrid-view2");

                    dv2.children(".datagrid-body").html("<div style='width:826px;border:solid 0px;height:1px;'></div>");

                    return true;

                },

                onClickRow: function (rowIndex) {

                    if (oldRowIndex == rowIndex) {

                        opt.datagrid('clearSelections', oldRowIndex);

                    }

                    var selectRow = opt.datagrid('getSelected');

                    oldRowIndex = opt.datagrid('getRowIndex', selectRow);

        &nb