HTML5 architecture and semantics assignment

This file contains a webpage rebuild using html5 semantics. Here is the link to the website prior to rebuild http://www.seattlemassageoasis.com/ (use 'view page source' to compare) .
Corrected tabbing...

  </header>
    <nav>
      <h1 class="widget_header"></h1><div class="widget_content"><div style="display:block;" >
        <ul>
          <li class="active-nav sf_first_nav_item"><a href="Home.html"  target="_self"      onclick="">Home</a></li>
          <li class=""><a href="About_Us_5GW8.html"  target="_self" onclick="">About Us</a></li>
          <li class=""><a href="Insurance.html"  target="_self" onclick="">Insurance</a></li>
          <li class=""><a href="Rates.html"  target="_self" onclick="">Rates</a></li>
          <li class=""><a href="Forms.html"  target="_self" onclick="">Forms</a></li>
          <li class=""><a href="Testimonials.html"  target="_self" onclick="">Testimonials</a></li>
          <li class=""><a href="Directions.html"  target="_self" onclick="">Directions &amp; Parking</a></li>
          <li class=" sf_last_nav_item"><a href="Contact_Us.html"  target="_self" onclick="">Contact Us</a></li>
        </ul>
    </nav>