We changed the URL from <a href="http:&#x2F;&#x2F;www.slideshare.net&#x2F;PacSecJP&#x2F;hyperchem-ma-badbarcode-en1109nocommentfinal" rel="nofollow">http:&#x2F;&#x2F;www.slideshare.net&#x2F;PacSecJP&#x2F;hyperchem-ma-badbarcode-e...</a> which appears not to render correctly.