Extjs中如何绑定Json数据源到desktop.createWindow中

请教各位同学，我的JSON返回结果是
{results:{"id":"20","account":"google","nickname":"\u6d77\u5a01","password":"210441aeac6fd43f5e311d843a6660be","allowip":"127.0.0.1","allowmac":"00-1C-25-7A-AF-5D","status":"1","group":"4","units":"2","re":"\u4fdd\u5c71\u5e02\u6d77\u5a01\u79d1\u6280"}}我需要将上面的结果渲染到下面的面板中 不知道怎么实现，请大家指教，谢谢QoDesk.AccordionWindow = Ext.extend(Ext.app.Module, {    createWindow: function () {
        var desktop = this.app.getDesktop();
        var win = desktop.getWindow('user-win');

var ustore = new Ext.data.Store({
proxy: new Ext.data.HttpProxy({url: "Index.php/User/Info/"}),
reader: new Ext.data.JsonReader({
fields:[{name:'id'},{name:'account'},{name:'nickname'},{name:'allowip'},{name:'allowmac'},{name:'status'},{name:'group'},{name:'units'},{name:'re'}]
})
});
ustore.load();        if (!win) {
            win = desktop.createWindow({
                id: 'user-win',
                title: "个人资料",
                width: 400,
bodyStyle:'padding:10px',
labelWidth: 75,
frame:true,
store: ustore,
autoHeight: true,
                iconCls: 'acc-icon',
                animCollapse: false,
                constrainHeader: true,
                maximizable: false,
                taskbuttonTooltip: "<b>个人资料</b><br />查看或修改您的个人资料", items: [{
xtype: 'fieldset',
title: '基本资料 &amp; 密码安全',
collapsible: true,
autoHeight: true,
defaults: {
width: 210
},
defaultType: 'textfield',
items: [{
fieldLabel: '用户帐号',
id:'account',
name: 'account',
dataIndex: 'account',
},{
fieldLabel: '真实姓名',
name: 'truename',
},{
fieldLabel: '登录密码',
emptyText: '不修改请留空',
name: 'newpass'
},{
fieldLabel: '帐号类型',
name: 'bumeng'
},{
fieldLabel: '所属单位',
name: 'units'
}]
}],

buttons: [{
text: '保存',
handler: this.submit,
scope: this
},
{
text: '关闭',
handler:function() {win.close();},
scope: this
}]
});
}
        win.show();
    }
});