JEASYUI : drilldown dari Grid ke Grid

Form :
 <div id="dlgadz" class="easyui-dialog" style="width:700px;height:400px;padding:10px 20px"
            closed="true" buttons="#dlgadz-buttons">
       
        <form id="fmadz" method="post" action="<?=site_url() ?>/masterp/editocustomerr/type/"+row.Cust_ID  novalidate>


<table id="resultz" style="width:650px;height:260px"></table>
       
       
        </form>

    <div id="dlgadz-buttons">

        <a href="#" class="easyui-linkbutton" iconCls="icon-cancel" onclick="javascript:$('#dlgadz').dialog('close')">Close</a>

    </div>




Action
function EDITDataGrid(){
            var row = $('#result').datagrid('getSelected');
            if (row){

                $('#dlgadz').dialog('open').dialog('setTitle','History Log Customer');
                row.menumm="<?=$menunameid;?>";
               
        //        $('#resultz').table('load',row);
            $(function() {
 
 var datanya = <?php echo json_encode($_POST); ?>;
  var type = row.Cust_ID;
    $("#resultz").datagrid({
        //url : $.post('<?= site_url() ?>/tiket/searchresultwarhos/',datanya,'success'),
        url : '<?= site_url() ?>/masterp/searchresultloggb/type/'+type,
      
        method : 'POST',
        queryParams: datanya,
        columns:[[
          
            {field:'Waktu',title:'Waktu',sortable:true},
            {field:'UsrLgn',title:'User Login',sortable:true},
                {field:'KD_Action',title:'Action',sortable:true},
            {field:'Reff_ID',title:'Reff ID',sortable:true},
             {field:'KD_MenuName',title:'Kode',sortable:true},
                {field:'Ket',title:'Keterangan',sortable:true}

           
           
        ]],
        showHeader:"true",
        toolbar:"#toolbarwarhos",
        pagination:"true",
        nowrap: "false",
        pageSize: 10,
        fitcolumns: "true",
        rownumbers: "false",
           
     
        singleSelect: "true"
     
    })
});
                //var result = eval('('+result+')');
                //var result = eval('('+result+')');
                //fungsi console.log(row) untuk debug log row jeasyui
                 // console.log(row);
                //print_r(json_decode(row));
                //url = '<?=site_url() ?>/masterp/editocustomerr/ID/'+row.Cust_ID;
            }
        }