bootstrap中jquery插件——Carousel轮播广告

<div class="carousel slide" data-ride="carousel" id="carousel" data-interval="3000">    //data-interval设置轮播间隔为3秒钟
<!-- 广告序号指示器(表示当前第几张的下方的几个小圆圈)，可加可不加 -->
<ol class="carousel-indicators">
<li data-target="#carousel" data-slide-to="0"></li>
<li data-target="#carousel" data-slide-to="1" class="active"></li>
<li data-target="#carousel" data-slide-to="2"></li>
<li data-target="#carousel" data-slide-to="3"></li>
</ol>
<div class="carousel-inner">
<div class="item">
<img src="img/02.jpg" alt=""/>
<!-- 为广告添加说明文字，在图片上中下方显示，可加可不加 -->
<div class="carousel-caption">
<h3>First slide label</h3>
<p>Nulla vitae elit libero, a pharetra augue mollis interdum.</p>
</div>
</div>
<div class="item active">
<img src="img/03.jpg" alt=""/>
<!-- 为广告添加说明文字，在图片上中下方显示，可加可不加 -->
<div class="carousel-caption">
<h3>Second slide label</h3>
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p>
</div>
</div>
<div class="item">
<img src="img/04.jpg" alt=""/>
<!-- 为广告添加说明文字，在图片上中下方显示，可加可不加 -->
<div class="carousel-caption">
<h3>Third slide label</h3>
<p>Praesent commodo cursus magna, vel scelerisque nisl consectetur.</p>
</div>
</div>
<div class="item">
<img src="img/05.jpg" alt=""/>
<!-- 为广告添加说明文字，在图片上中下方显示，可加可不加 -->
<div class="carousel-caption">
<h3>Fourth slide label</h3>
<p>Nulla vitae elit libero, a pharetra augue mollis interdum.</p>
</div>
</div>
</div>
<!-- 上一张的按钮，可加可不加 -->
<a class="left carousel-control" href="#carousel" data-slide="prev">
<span class="glyphicon glyphicon-chevron-left"></span>
</a>
<!-- 下一张的按钮，可加可不加 -->
<a class="right carousel-control" href="#carousel" data-slide="next">
<span class="glyphicon glyphicon-chevron-right"></span>
</a>
</div>