The <h1> Tag is double available in Html Content

On the demo and other theme pages is the
Tag double available.

See as example this demo site:
http://adaptivethemes.com/demos/contrib/?theme=pixture_reloaded

First:
<h1 id="site-name"><a href="/demos/contrib/" title="Home page" class="active">AT 7.x-2.x Demos</a></h1>

Second:

 <h1 property="dc:title" datatype="" class="article-title">
          <a href="/demos/contrib/news/consectetuer-ullamcorper" rel="bookmark">Consectetuer Ullamcorper</a>
        </h1>

Please use for Logo and Website Title an <p> Tag. Only the content page become a h1 Tag!