Установка:

  - данный код вставляем в то место, где желаем видеть горизонтальное меню uCoz:

<nav>  
  <ul>  
  <li class="active"><a href="http://www.nizckod.ru">Профиль</a></li>  
  <li><a href="http://www.nizckod.ru">Задания<span class="badge">4</span></a></li>  
  <li><a href="http://www.nizckod.ru">Сообщения<span class="badge green">8</span></a></li>  
  <li><a href="http://www.nizckod.ru">Настройки<span class="badge yellow">15</span></a></li>  
  <li><a href="http://www.nizckod.ru">Оповещения<span class="badge red">16</span></a></li>  
  <li><a href="http://www.nizckod.ru">Выход</a></li>  
  </ul>  
  </nav>

nav {  
  height: 26px;  
  text-align: center;  
  }  
  nav ul {  
  border-width: 1px;  
  border-style: solid;  
  border-color: #d5d5d5 #d2d2d2 #cdcdcd;  
  border-radius: 3px;  
  display: inline-block;  
  vertical-align: baseline;  
  zoom: 1;  
  *display: inline;  
  *vertical-align: auto;  
  -webkit-box-shadow: 0 1px 1px rgba(0, 0, 0, 0.04);  
  -moz-box-shadow: 0 1px 1px rgba(0, 0, 0, 0.04);  
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.04);  
  }  
  nav li {  
  float: left;  
  border-left: 1px solid #d2d2d2;  
  }  
  nav li:first-child {  
  border-left: 0;  
  }  
  nav li:first-child a {  
  border-radius: 3px 0 0 3px;  
  }  
  nav li:last-child a {  
  border-radius: 0 3px 3px 0;  
  }  
  nav a {  
  position: relative;  
  display: block;  
  padding: 0 14px;  
  font-size: 11px;  
  font-weight: bold;  
  color: #666;  
  height: 26px;  
  line-height: 26px;  
  text-shadow: 0 1px #fff;  
  background-color: #fafafa;  
  background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #fcfcfc), color-stop(100%, #f0f0f0));  
  background-image: -webkit-linear-gradient(top, #fcfcfc, #f0f0f0);  
  background-image: -moz-linear-gradient(top, #fcfcfc, #f0f0f0);  
  background-image: -ms-linear-gradient(top, #fcfcfc, #f0f0f0);  
  background-image: -o-linear-gradient(top, #fcfcfc, #f0f0f0);  
  background-image: linear-gradient(top, #fcfcfc, #f0f0f0);  
  -webkit-box-shadow: inset 0 0 0 1px #fafafa;  
  -moz-box-shadow: inset 0 0 0 1px #fafafa;  
  box-shadow: inset 0 0 0 1px #fafafa;  
  }  
  nav a:hover {  
  color: #333;  
  z-index: 10;  
  text-decoration: none;  
  -webkit-box-shadow: 0 0 3px rgba(0, 0, 0, 0.3), inset 0 0 0 1px #fafafa;  
  -moz-box-shadow: 0 0 3px rgba(0, 0, 0, 0.3), inset 0 0 0 1px #fafafa;  
  box-shadow: 0 0 3px rgba(0, 0, 0, 0.3), inset 0 0 0 1px #fafafa;  
  }  
  nav li.active a, nav a:active {  
  color: #333;  
  background: #fff;  
  -webkit-box-shadow: inset 0 0 3px rgba(0, 0, 0, 0.1);  
  -moz-box-shadow: inset 0 0 3px rgba(0, 0, 0, 0.1);  
  box-shadow: inset 0 0 3px rgba(0, 0, 0, 0.1);  
  }  
  nav .badge {  
  display: block;  
  position: absolute;  
  top: -12px;  
  right: 3px;  
  line-height: 16px;  
  height: 16px;  
  padding: 0 5px;  
  font-family: Arial, sans-serif;  
  color: #fff;  
  text-shadow: 0 1px rgba(0, 0, 0, 0.25);  
  border-width: 1px;  
  border-style: solid;  
  border-radius: 10px;  
  -webkit-box-shadow: 0 1px 1px rgba(0, 0, 0, 0.08), inset 0 1px rgba(255, 255, 255, 0.3);  
  -moz-box-shadow: 0 1px 1px rgba(0, 0, 0, 0.08), inset 0 1px rgba(255, 255, 255, 0.3);  
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.08), inset 0 1px rgba(255, 255, 255, 0.3);  
  }  
  nav .badge {  
  border-color: #30aae9;  
  background-color: #67c1ef;  
  background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #acddf6), color-stop(100%, #67c1ef));  
  background-image: -webkit-linear-gradient(top, #acddf6, #67c1ef);  
  background-image: -moz-linear-gradient(top, #acddf6, #67c1ef);  
  background-image: -ms-linear-gradient(top, #acddf6, #67c1ef);  
  background-image: -o-linear-gradient(top, #acddf6, #67c1ef);  
  background-image: linear-gradient(top, #acddf6, #67c1ef);  
  }  
  nav .badge.green {  
  border-color: #59ad33;  
  background-color: #77cc51;  
  background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #a5dd8c), color-stop(100%, #77cc51));  
  background-image: -webkit-linear-gradient(top, #a5dd8c, #77cc51);  
  background-image: -moz-linear-gradient(top, #a5dd8c, #77cc51);  
  background-image: -ms-linear-gradient(top, #a5dd8c, #77cc51);  
  background-image: -o-linear-gradient(top, #a5dd8c, #77cc51);  
  background-image: linear-gradient(top, #a5dd8c, #77cc51);  
  }  
  nav .badge.yellow {  
  border-color: #f4a306;  
  background-color: #faba3e;  
  background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #fcd589), color-stop(100%, #faba3e));  
  background-image: -webkit-linear-gradient(top, #fcd589, #faba3e);  
  background-image: -moz-linear-gradient(top, #fcd589, #faba3e);  
  background-image: -ms-linear-gradient(top, #fcd589, #faba3e);  
  background-image: -o-linear-gradient(top, #fcd589, #faba3e);  
  background-image: linear-gradient(top, #fcd589, #faba3e);  
  }  
  nav .badge.red {  
  border-color: #fa5a35;  
  background-color: #fa623f;  
  background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #fc9f8a), color-stop(100%, #fa623f));  
  background-image: -webkit-linear-gradient(top, #fc9f8a, #fa623f);  
  background-image: -moz-linear-gradient(top, #fc9f8a, #fa623f);  
  background-image: -ms-linear-gradient(top, #fc9f8a, #fa623f);  
  background-image: -o-linear-gradient(top, #fc9f8a, #fa623f);  
  background-image: linear-gradient(top, #fc9f8a, #fa623f);  
  }