JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.4/themes/ui-lightness/jquery-ui.css">
<div id='container'>
    <div id='divA' class='toggleMe'>DIV A</div>
    <div id='divB' class='toggleMe'>DIV B</div>
</div>​
<a href='#' id='toggle'>Show viewB</a>​

CSS

#divB {
    display: none;
}​

JavaScript

$('#toggle').click(function() {
    $('#container > .toggleMe').toggle();
    $(this).text(function(i,txt) {
        return txt === "Show viewB" ? "Show viewA" : "Show viewB";
    });
});