JSFiddle - React, Tailwind, and code Playground
by NotInUse
HTML
<img src="http://soulliere.com/images/nav/manulife-logo.gif" width="50" height="50" original="http://dummyimage.com/50x50/000/fff" />
CSS
img { border: 1px solid #a00; }
JavaScript
$(function() {
var o = $('img').attr('original');
$('img').attr('src', o);
});