按照你的说明,还是不行,请你帮忙看下是什么问题, 以下是代码,谢谢先!
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<frameset rows="80,*" cols="2000" frameborder="NO" border="0" framespacing="0">
  <frame src="top.asp" name="topFrame" scrolling="NO" noresize >
  <frameset cols="200,*" frameborder="NO" border="0" framespacing="0">
    [font color=#FF0000]<frame  name="leftFrame" src="TreeShowPage.aspx" >
    <frame  name="right" src="main.asp" scrolling="Yes">
[/font]  </frameset>
  </noframes>
</frameset>
<body>
</body>
</html>
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<asp:TreeView ID="TreeView1" [font color=#FF0000]Target="right"[/font] runat="server"  OnSelectedNodeChanged="TreeView1_SelectedNodeChanged" 
ImageSet="BulletedList3" ExpandDepth="1" ExpandImageUrl="/Ex07_03/images/1.gif" NodeWrap="True" 
NoExpandImageUrl="/Ex07_03/images/1.gif" ShowLines="True" CollapseImageUrl="/Ex07_03/images/1.gif"  >
            <ParentNodeStyle Font-Bold="False" />
            <HoverNodeStyle Font-Underline="True" ForeColor="#5555DD" />
            <SelectedNodeStyle Font-Underline="True" HorizontalPadding="0px"
                VerticalPadding="0px" ForeColor="#5555DD" ImageUrl="/Ex07_03/images/1.gif" />
            <NodeStyle Font-Names="Verdana" Font-Size="8pt" ForeColor="Black" HorizontalPadding="5px"
                NodeSpacing="0px" VerticalPadding="0px" />
            <LeafNodeStyle ImageUrl="/Ex07_03/images/1.gif" />
        </asp:TreeView>[/font]