easyui datagrid 中的numberbox添加blur事件

onClickRow: function (index) {
var editor = feeTable.datagrid('getEditors', index);
editor[0].target.next('span').find('input').blur(function () {
feeTable.datagrid('selectRow', index)
.datagrid('endEdit', index);
computeFeeAmount();
});
},