JSFiddle - React, Tailwind, and code Playground

HTML

<img src="http://www.prelovac.com/vladimir/wp-content/uploads/2008/03/example.jpg" />

CSS

img {
    cursor : pointer;
}

JavaScript

$('img').toggle(
    function () {
        $(this).stop().fadeTo(250, 0, function () {
            $(this).attr('src', 'http://chachatelier.fr/programmation/images/mozodojo-mosaic-image.jpg').fadeTo(250, 1);
        });
    },
    function () {
        $(this).stop().fadeTo(250, 0, function () {
            $(this).attr('src', 'http://www.prelovac.com/vladimir/wp-content/uploads/2008/03/example.jpg').fadeTo(250, 1)
        });
    }
);