JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8/themes/dot-luv/jquery-ui.css">
<a href='#' id="show_review">Show</a>

<div id='show_something'>something</div>

JavaScript

$('#show_review').toggle(
    function() {
        $(this).text('Hide');
        $('#show_something').toggle('slow');
        return false;
    },
    function() {
        $(this).text('Show');
        $('#show_something').toggle('slow');
        return false;
    }
);