ul class="nav child_menu">
                                        <li><a href="e_commerce.html">E-commerce</a></li>
                                        <li><a href="projects.html">Projects</a></li>
                                        <li><a href="project_detail.html">Project Detail</a></li>
                                        <li><a href="contacts.html">Contacts</a></li>
                                        <li><a href="profile.html">Profile</a></li>
                                    </ul>