Tom thank you for the answer.
As I didn't modified anything on the theme (except for the header image), I guess that the problem should be 2 widgets
<li style="width:100%;" class="nobullet">
<a href="http://www.nehemoth.com/?feed=rss2" title="RSS">
<img src="http://www.nehemoth.com/wp-content/themes/stardust/images/rss2.jpg" width="120" height="120"
</a>
</li>
---------------------------------------------------------------
<li style="width:100%;" class="nobullet">
<a href="http://twitter.com/Nehemoth" title="Twitter">
<img src="http://www.nehemoth.com/wp-content/themes/stardust/images/twitter-logo.png" width="120" height="120"
</a>
</li>
-------------------
Now let me check how this code should be