带标题和描述的JS幻灯片特效

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//选择器
function $a(id,tag){var re=(id&&typeof id!="string")?id:document.getElementById(id);if(!tag){return re;}else{return re.getElementsByTagName(tag);}}

//焦点滚动图 点击移动
function movec()
{
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    var oli=$a("bd1lfimg","dl");
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    <!--for(var i=1;i<oli.length;i++){rqbd.innerHTML+="<li>"+i+"</li>";}-->
    var rq=$a("bd1lfsj","li");
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    function mv(){clearInterval(extime);clearInterval(wwww);extime=setInterval(bc,15);wwww=setInterval(uu,8000);}
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    o.onmouseout=function(){extime=setInterval(bc,15);wwww=setInterval(uu,8000);}
}

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