<ul>
<asp:Panel ID="pnlKayit" runat="server">
<li><asp:LinkButton ID="lbKayitOl" class="icon kayit" runat="server">Kayıt Ol</asp:LinkButton></li>
</asp:Panel>

<asp:Panel ID="pnlCikis" runat="server" Visible="False">
<li><asp:LinkButton ID="lbCikis" class="icon cikis" runat="server" OnClick="lbCikis_Click">Çıkış</asp:LinkButton></li>
</asp:Panel>

</ul>