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<html  >
  <head runat="server">
    <title>ASP.NET Example</title>
</head>
<body>
    <form id="form1" runat="server">
      <asp:XmlDataSource
        id="PeopleDataSource"
        runat="server"
        DataFile="~/App_Data/people.xml" />
 
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        id="PeopleTreeView"
        runat="server"
        DataSourceID="PeopleDataSource">
        <DataBindings>
          <asp:TreeNodeBinding DataMember="LastName"    TextField="#InnerText" />
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