                      <div class="dropdown-menu keep-open">
                                <a class="dropdown-item" id="option_skillpreview">
                                    <span>Skill preview:</span>
                                    <select></select>
                                </a>
                                <div class="dropdown-divider"></div>
                                <a class="dropdown-item">
                                    <button class="btn btn-primary btn-lg btn-block btn