How do i exclude top navigation in sharepoint 2010 site from being seen by SharePoint search. I have tried adding noindex class to the control as below but it doesn't work.
<asp:ContentPlaceHolder id="PlaceHolderTopNavBar" runat="server">
<asp:ContentPlaceHolder id="PlaceHolderHorizontalNav" runat="server">
<SharePoint:AspMenu
ID="TopNavigationMenuV4"
Runat="server"
EnableViewState="false"
DataSourceID="topSiteMap"
AccessKey="<%$Resources:wss,navigation_accesskey%>"
UseSimpleRendering="true"
UseSeparateCss="false"
Orientation="Horizontal"
StaticDisplayLevels="2"
MaximumDynamicDisplayLevels="1"
SkipLinkText=""
CssClass="s4-tn noindex"/>
<SharePoint:DelegateControl runat="server" ControlId="TopNavigationDataSource" Id="topNavigationDelegate">
<Template_Controls>
<asp:SiteMapDataSource
ShowStartingNode="False"
SiteMapProvider="SPNavigationProvider"
id="topSiteMap"
runat="server"
StartingNodeUrl="sid:1002"/>
</Template_Controls>
</SharePoint:DelegateControl>
</asp:ContentPlaceHolder>
</asp:ContentPlaceHolder>
the control adds another nested div with class 'menu-horizontal' to which also i add the 'noindex' class but still Search brings up all the pages if I search for like "About us" as "About us" is in the top nav.
Doesn anyone know how to hide the top nav from SharePoint search?