//First in C# where you create the controller action method 
//to create the method that will populate all content details
//add the following code
public ActionResult Details(int id)
{
 var repositoryList = _repository.List();
 ViewData["List"] = repositoryList;
 return View(_repository.Get(id));
}
!--now is ASP.net add the following in your navigation panel->
ul>
  % foreach (var item in (ListService>)ViewData["List"])
  {%>
   % if ((item.isActive) || (item.id != 0)) 
    { %>li>%=Html.ActionLink(item.Title, "Details", new { id = item.id })%>/li>%} %>
  %} %>
/ul>