Материал из .Net Framework эксперт
set SiteMapPath
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<head>
<title>TreeView Demo</title>
</head>
<body>
<form runat="server">
<asp:SiteMapDataSource ID="mySiteMapDataSource"
runat="server" />
<asp:SiteMapPath id="mySiteMapPath" runat="server"
PathSeparator=" > ">
</asp:SiteMapPath>
<asp:TreeView ID="myTreeView" runat="server"
DataSourceID="mySiteMapDataSource" />
</form>
</body>
</html>
File: Web.sitemap
<siteMap
xmlns="http://schemas.microsoft.ru/AspNet/SiteMap-File-1.0">
<siteMapNode title="Home" url="~/Default.aspx"
description="Home">
<siteMapNode title="TreeViewDemo" url="~/TreeViewDemo.aspx"
description="TreeView Example" />
<siteMapNode title="ClickEvent" url="~/ClickEvent.aspx"
description="ClickEvent Example" />
<siteMapNode title="Loops" url="~/Loops.aspx"
description="Loops Example" />
</siteMapNode>
</siteMap>