<li><a href="home.php">Home</a></li>
               <li class="has-dropdown">
                   <a href="#">Bike</a>
                   <ul class="dropdown-menu">
                       <li><a href="tour.php?type=bike&variant=road">Omaha Road Tour</a></li>
                       <li><a href="tour.php?type=bike&variant=beach">Omaha Beach Tour</a></li>
                   </ul>
               </li>
               <li class="has-dropdown">
                   <a href="#">Walk</a>
                   <ul class="dropdown-menu">
                       <li><a href="tour.php?type=walk&variant=road">Omaha Road Tour</a></li>
                       <li><a href="tour.php?type=walk&variant=beach">Omaha Beach Tour</a></li>
                   </ul>
               </li>
               <li class="has-dropdown">
                   <a href="#">Run</a>
                   <ul class="dropdown-menu">
                       <li><a href="tour.php?type=run&variant=road">Omaha Road Tour</a></li>
                       <li><a href="tour.php?type=run&variant=beach">Omaha Beach Tour</a></li>
                   </ul>
               </li>
               <li><a href="contact.php">Contact</a></li>