tree view control

[furqi]

hey there i have made a tree view control and i am having a problem that my data is not displaying on the screen can any body solve my problem


here below is the code

<asp:XmlDataSource ID="XmlDataSource1" runat="server" 
            DataFile="~/App_Data/treedata.xml" XPath="\treedata" 
            TransformFile="~/App_Data/xslfile.xslt"></asp:XmlDataSource>

<asp:TreeView ID="PageTreeView" runat="server" DataSourceID="XmlDataSource1" 
            ExpandDepth="5" onselectednodechanged="TreeView1_SelectedNodeChanged" 
            ShowLines="True">

    <DataBindings>

        <asp:TreeNodeBinding DataMember="genre" TextField="name" />

        <asp:TreeNodeBinding DataMember="book" TextField="title" />

        <asp:TreeNodeBinding DataMember="title" FormatString="ISBN: {0}" TextField="ISBN" />

        <asp:TreeNodeBinding DataMember="price" FormatString="${0}" TextField="#InnerText" />

        <asp:TreeNodeBinding DataMember="comments" Text="Comments" Value="Comments" />

        <asp:TreeNodeBinding DataMember="userComment" TextField="#InnerText" ToolTipField="rating" />

    </DataBindings>

</asp:TreeView>

now below is the xml file names "treedata.x ml"

<bookstore>

    <genre name="fiction">

        <book ISBN="10-000000-001" title="The Iliad and The Odyssey">

            <title ISBN="10-000000-001">The Iliad and The Odyssey</title>

            <price>12.95</price>

            <comments>

                <userComment rating="4">Best translation I've read.</userComment>

                <userComment rating="2">I like other versions better.</userComment>

            </comments>

        </book>

        <book ISBN="10-000000-999" title="Anthology of World Literature">

            <title ISBN="10-000000-999">Anthology of World Literature</title>

            <price>24.95</price>

            <comments>

                <userComment rating="3">Needs more modern literature.</userComment>

                <userComment rating="4">Excellent overview of world literature.</userComment>

            </comments>

        </book>

    </genre>

    <genre name="nonfiction">

        <book ISBN="11-000000-002" title="Computer Dictionary">

            <title ISBN="11-000000-002">Computer Dictionary</title>

            <price>24.95</price>

            <comments>

                <userComment rating="3">A valuable resource.</userComment>

            </comments>

        </book>

        <book ISBN="11-000000-003" title="Cooking on a Budget">

            <title ISBN="11-000000-003">Cooking on a Budget</title>

            <price>23.95</price>

            <comments>

                <userComment rating="4">Delicious!</userComment>

            </comments>

        </book>

    </genre>

</bookstore>

below is the page load function

protected void Page_Load(object sender, EventArgs e)
    {
        XmlDataSource1.XPath = "treedata.xml";
        PageTreeView.DataBind();
    }

thanxxx regards furqi