how to check whether the link button visible in jquery
<p>how to check the link button visible in jquery. Below code is not working?</p>

<pre><code> if ($('id*="LnkBtn"').is(':visible')) { // check visibility
                    if (!Validatechecked("SrvRgnMDD")) {
                        $('#&lt;%=Valid.ClientID%&gt;').html("*");
                        passtest = false;
                    }





 &lt;asp:LinkButton ID="LnkBtn" runat="server" Text="Show Details" AutoPostBack="true"
                                        CausesValidation="False" OnClick="MktallocLnkBtn_Click" /&gt;
</code></pre>
