单击特定元素时如何禁用模态引导程序

I want disable the modal when click in a td of the table with class "buttons-admin" but when click in the others td of the table , enable the modal.

        echo "<tbody>";
        echo "<tr title='informacion detallada' class='selector-empleado' data-toggle='modal' data-target='#infodetallada".$fila['rut']."'>";
        echo "<td>".$fila["rut"]."</td>";
        echo "<td>".$fila["nombre"]."</td>";
        echo "<td>".$fila["apellido"]."</td>";

        //THIS CLASS "buttons-admin"

        echo "<td class='buttons-admin'><button onClick='window.location=\"modificarempleado.php?rut=".$fila["rut"]."\";'/ title='modificar empleado' class='btn btn-primary btn-admin1'><span class='fa fa-refresh'></span></button>
        <button  onClick='window.location=\"eliminarempleado.php?rut=".$fila["rut"]."\";'/ title='eliminar empleado' class='btn btn-danger btn-admin2'>
        <span class='fa fa-times'></span></button></td>";
        echo "</tr>";
        echo "</tbody>";