基于bootstrap的图片轮播效能

<link rel="stylesheet" href="css/bootstrap.min.css"/>    <script src="js/jquery-1.9.1.min.js"></script><script src="js/bootstrap.min.js"></script>

 <div id="pictures" class="item">           <div id="myCarousel" class="carousel slide">               <!-- 轮播（Carousel）指标 -->               <ol class="carousel-indicators">                  <li data-target="#myCarousel" data-slide-to="0" class="active"></li>                  <li data-target="#myCarousel" data-slide-to="1"></li>                  <li data-target="#myCarousel" data-slide-to="2"></li>               </ol>                  <!-- 轮播（Carousel）项目 -->               <div class="carousel-inner">                  <div class="item active">                     <img  src="images/gf.jpg" class="img-responsive" alt="First slide">                  </div>                  <div class="item">                     <img src="images/psb.jpg" class="img-responsive" alt="Second slide">                  </div>                  <div class="item">                     <img src="images/uyt.jpg" class="img-responsive" alt="Third slide">                  </div>               </div>               <!-- 轮播（Carousel）导航 -->               <a class="carousel-control left" href="#myCarousel"                   data-slide="prev">&lsaquo;</a>               <a class="carousel-control right" href="#myCarousel"                   data-slide="next">&rsaquo;</a>            </div>                         </div>