diff -r 9b8205e1e4a4 -r d7f8f20fb6ee src/firefoxos/about.html
--- a/src/firefoxos/about.html	Wed Jun 05 19:51:25 2013 +0200
+++ b/src/firefoxos/about.html	Wed Jun 05 20:24:06 2013 +0200
@@ -56,9 +56,9 @@
             <img src="img/tastatur.png" alt="Computer keyboard" height="38" width="90" style="float: right;" />
             <h2 style="clear: both; margin-left: 1em; line-height: 1em;">One Time Password Calculator 0.7.2</h2>
             <img src="img/datahost.png" alt="Datacenter host computer" height="68" width="245" style="display: block; margin: 0.75em auto;" />
-            <p>Visit the <a target="_blank" href="http://otpwcalc.europalab.com/">OTPWCalc Homepage</a></p>
-            <p>Copyright &copy; 2012 &#8211; 2013<br /><a target="_blank" href="http://michael.schloh.com/">Michael Schloh von Bennewitz</a></p>
-            <p>This software is distributed under the terms of the <a target="_blank" href="http://joinup.ec.europa.eu/software/page/eupl/">European Union Public Licence (EUPL) version 1.1</a></p>
+            <p>Visit the <a target="_blank" href="//otpwcalc.europalab.com/">OTPWCalc Homepage</a></p>
+            <p>Copyright &copy; 2012 &#8211; 2013<br /><a target="_blank" href="//michael.schloh.com/">Michael Schloh von Bennewitz</a></p>
+            <p>This software is distributed under the terms of the <a target="_blank" href="//joinup.ec.europa.eu/software/page/eupl/">European Union Public Licence (EUPL) version 1.1</a></p>
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     </div><!-- /page -->
 </body>