gistfile1.html

<div class="navbar-header">
        <button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-ex1-collapse">
        <span class="sr-only">Toggle navigation</span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
        </button>       
  <a class="navbar-brand" href="{$url->blogLink()}"><img class="img-responsive" src="{$url->getTemplateFile("img/pythonthusiast.png")}"></img></a>       
    </div>