e.js" target="_blank" class="btn">Download file</a>
        </div>
        <div class="span9 columns">
          <h2>Example accordion</h2>
          <p>Using the collapse plugin, we built a simple accordion style widget:</p>

          <div class="accordion" id="accordion2">
            <div class="accordion-group">
              <div class="accordion-heading">
                <a class="accordion-toggle" data-toggle="collapse" data-parent="#accordion2" href="#collapseOne">
                  Collapsible Gro