<script>
// code by https://websensepro.com

$(document).ready(function () {
    $(".read-more").hide();
    $(".show_hide").on("click", function () {
        var txt = $(".read-more").is(':visible') ? 'Read More' : 'Read Less';
        $(".show_hide").text(txt);
        $(this).next('.read-more').slideToggle(200);
    });
});
</script>