How do i display a panel by clicking a button inside datalist

please forget displaying of datalist that is not my question

i have used javascript to display panel but the problem is that after clciking th button display the panel will appear and disappear

<asp:LinkButton ID="btnDisplayPanel" runat="server" >View Comments</asp:LinkButton>
                                     <asp:Panel ID="Panel1" runat="server" Style="display: none">
                                         /////
                                        454534534534534534534
                                     </asp:Panel>

 <script type="text/javascript">
        $(function () {
            $('[id*=btnDisplayPanel]').on('focus', function () {
                $('[id*=Panel1]').show();
            });
        });
    </script>

i dont need to display datalist or lable just the panel , but my javascript is not working well