       <span class="glyphicon .glyphicon-glyphicon-font"></span>&nbsp;Language<span class="caret"></span></a>

                    <ul class="dropdown-menu">
                        <li value="en"><a href="javascript:void(0)" ng-click="changeLanguage('en')">English</a></li>
                        <li value="zh-CN"><a href="javascript:void(0)" ng-click="changeLanguage('zh-CN')">简体中文</a></li>
                    </ul>
                </li>

                <!-- admin tool -->
                <li clas