<div id="lista1" class="als-container">  

    <span class="als-prev"><img src="data:images/thin_left_arrow_333.png" alt="prev" title="previous" /></span>  

    <div class="als-viewport">  

        <ul class="als-wrapper">  

            <li class="als-item"><a href="#" target="_blank"> <img src="data:images/als-images/calculator.png" alt="calculator" /> jQuery环状圆形菜单</a></li>  

            <li class="als-item"><a href="#" target="_blank"> <img src="data:images/als-images/light_bulb.png" alt="light_bulb" /> jQuery手机各种下拉菜单效果加搜索输入框</a></li>  

        </ul>  

    </div>  

    <span class="als-next"><img src="data:images/thin_right_arrow_333.png" alt="next" title="next" /></span>  

</div>

$("#lista1").als({ 

    visible_items: 4, //可见个数 

    scrolling_items: 2, //每次滚动个数 

    orientation: "horizontal", //滚动方向 

    circular: "yes", //是否循环滚动 

    autoscroll: "no", //自动播放 

    interval: 5000, //滚动间隔时间 

    speed: 500, //滚动动画速度 

    easing: "linear", //动画效果 

    direction: "right", //滚动方向 

    start_from: 0 //初始化索引，从0开始 

});