<ItemTemplate>
<asp:PlaceHolder runat="server" Visible='<%#Eval("stat")=="S2" %>'>
<a href="#">S2 link</a>
</asp:PlaceHolder>
<asp:PlaceHolder runat="server" Visible='<%#Eval("stat")!="S2" %>'>
<a href="#">Non-S2 link</a>
</asp:PlaceHolder>
</ItemTemplate>