keep location while navigating through different tabs

    </div>

    <div id="navbar" class="navbar-collapse collapse">

      <ul class="nav navbar-nav" ng-show="host">

        <li><a class="nav-item nav-link" href="#overview"><i class="fa fa-sitemap"></i> overview</a></li>

        <li><a class="nav-item nav-link" href="#rest"><i class="fa fa-edit"></i> rest</a></li>

        <li><a class="nav-item nav-link" ng-href="#overview?host={{host}}"><i class="fa fa-sitemap"></i> overview</a></li>

        <li><a class="nav-item nav-link" ng-href="#rest?host={{host}}"><i class="fa fa-edit"></i> rest</a></li>

        <li>

          <a target="_self" href="#" data-toggle="dropdown" class="dropdown-toggle">

            <i class="fa fa-fw fa-magic"></i> more <i class="fa fa-fw fa-caret-down"></i>

          </a>

          <ul class="dropdown-menu">

            <li><a class="nav-item nav-link" href="#create"><i class="fa fa-file-o"></i> create index</a></li>

            <li><a class="nav-item nav-link" href="#aliases"><i class="fa fa-tags"></i> aliases</a></li>

            <li><a class="nav-item nav-link" href="#analysis"><i class="fa fa-puzzle-piece"></i> analysis</a></li>

            <li><a class="nav-item nav-link" ng-href="#create?host={{host}}"><i class="fa fa-file-o"></i> create index</a></li>

            <li><a class="nav-item nav-link" ng-href="#aliases?host={{host}}"><i class="fa fa-tags"></i> aliases</a></li>

            <li><a class="nav-item nav-link" ng-href="#analysis?host={{host}}"><i class="fa fa-puzzle-piece"></i> analysis</a></li>

          </ul>

        </li>

      </ul>