<cms:BasicTabControl ID="tabMenu" runat="server" Visible="false" />
  <ul class="nav nav-tabs">
    <% 
      string _page = Request.QueryString["page"];
      CMS.IO.StringWriter stringWriter = new CMS.IO.StringWriter();        
      using(HtmlTextWriter writer = new HtmlTextWriter(stringWriter))
      {
        var _active = false;
        for (int i = 0; i < tabMenu.Tabs.GetLength(0); i++)
        {   
          _active = false;
          if((_page == null) && (i == 0))
          {
            _active = true;
          }        
          string _thisPage = tabMenu.Tabs[i,2].Substring(tabMenu.Tabs[i,2].IndexOf("page=")+5);
          if(_page == _thisPage)
          {  
            _active = true;
          }
          if(_active)
          {
            writer.AddAttribute(HtmlTextWriterAttribute.Class, "active");
          }
          writer.RenderBeginTag(HtmlTextWriterTag.Li);
          writer.AddAttribute(HtmlTextWriterAttribute.Href, tabMenu.Tabs[i,2]);
          writer.RenderBeginTag(HtmlTextWriterTag.A);
          writer.Write(tabMenu.Tabs[i,0]);
          writer.RenderEndTag();
          writer.RenderEndTag();
        }
      }
      Response.Write(stringWriter.ToString());
    %>
  </ul>