Single checked inside gridview using jquery

///////////// JS

function SingleCheckInside_Table(th) {

                        var userType = $(th).closest('tr').find('td').eq(1).html();

                        var selectedIndex = $(th).closest('tr').index();

                        $('[id*=TableID] tr').each(function (index, item) {

                            if (index > 0) {

                                if (selectedIndex != index) {

                                    $('[id*=TableID] tr').eq(index).find('[id*=CheckboxID]').prop('checked', false);

                                }

                            }

                        });

                    }

////////////////////////////html

  <table><tr><td>

<asp:CheckBox runat="server" ID="Checkboxid" onclick="return SingleCheckInside_Table(this);" />

 </td></tr></table>