<%@ Page Language="VB" %> TreeView Control Runat="server" Text="Expand Nodes" OnClick="Button1_Click" /> Runat="server" Text="Collapse Nodes" OnClick="Button2_Click" /> Text of new node: Desination URL of new node: Runat="server" Text="Add New Node" OnClick="Button3_Click" /> runat="server" DataSourceId="SiteMapDataSource1"> File: Web.sitemap