Ext.Net 1.x_Ext.Net.TreePanel 选择值回传父页

HTML:

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Property2.aspx.cs" Inherits="DzPlatForm.CRM.Property.Property2" %>

<%@ Register Assembly="Ext.Net" Namespace="Ext.Net" TagPrefix="ext" %>
属性二选择//树 单击取值主键FID
        function ClickNode(node) {
            if (node.hasChildNodes()) { //判断是否有子节点

            }
            else {

                var t = node.attrib