<asp:TreeView ID="TreeView1" runat="server"
<Nodes>
<asp:TreeNode Text="学生管理" Value="学生管理">
<asp:TreeNode NavigateUrl="~/adminStudentAdd.aspx" Target="frameMain" //这个属性什么作用
Text="添加学生" Value="添加学生">
</asp:TreeNode>
</asp:TreeNode>
</Nodes>
</asp:TreeView>
<frame name="left" scrolling="auto" target="right" src="LeftTree.aspx">
<frame name="right" scrolling="auto" src="RightContent.aspx">
<noframes>
<body>
<p>This page uses frames, but your browser doesn't support them.</p>
</body>
</noframes>
</frameset>
<asp:TreeNode Text="我要报名" NavigateUrl="BadSignUp.aspx" Value="我要报名" Target="right"></asp:TreeNode>