Hi Pik Lee,
You should have SiteMenu, SiteTreeView, SiteTabStrip controls in your project which are RadMenu, RadTreeView and RadTabStrip controls from ASP.NET AJAX suite.
the Telerik team
Watch a video
on how to optimize your support resource searches and
check out more tips
on the blogs.
Follow the status of features or bugs in
and vote for them to affect their priority.