jquery自动焦点图

效果预览:http://runjs.cn/detail/vydinibc

 带左右箭头的自动焦点图:http://runjs.cn/detail/wr1d1keh

html:

<div class="recommend">

                <div class="pic" id="fade">
<ul>
<li><a href="#"><img src="http://sandbox.runjs.cn/uploads/rs/198/kn8pai72/index_29.jpg" /></a></li>
<li><a href="#"><img src="http://sandbox.runjs.cn/uploads/rs/198/kn8pai72/index_32.jpg" /></a></li>
<li><a href="#"><img src="http://sandbox.runjs.cn/uploads/rs/198/kn8pai72/index_38.jpg" /></a></li>
</ul>
<ol>
<li class="active"><a href="javascript:;"><img src="http://sandbox.runjs.cn/uploads/rs/198/kn8pai72/index_29.jpg" /></a></li>
<li><a href="javascript:;"><img src="http://sandbox.runjs.cn/uploads/rs/198/kn8pai72/index_32.jpg" /></a></li>
<li><a href="javascript:;"><img src="http://sandbox.runjs.cn/uploads/rs/198/kn8pai72/index_38.jpg" /></a></li>
</ol>
<p>内容1~</p>
</div>

css:

        body,h1,h2,h3,h4,h5,p,dl,dd,ul,ol,form,input,textarea,th,td,select { margin:; padding:; }
em { font-style:normal; }
li { list-style:none; }
a { text-decoration:none; }
img { border:none; vertical-align:top; }
table { border-collapse:collapse; }
input,textarea { outline:none; }
textarea { resize:none; overflow:auto; }
body { font-size:12px; font-family:"微软雅黑"; } .recommend .pic { width:294px; height:168px; padding:12px 12px ; background:#f8f8f8; position:relative; margin: auto; border-radius:6px; }
.recommend .pic ul { width:223px; height:133px; position:absolute; top:12px; left:12px; }
.recommend .pic ul li { width:223px; height:133px; border:1px solid #fff; position:absolute; top:; left:; }
.recommend .pic ul img { width:223px; height:133px; }
.recommend .pic ol { position:absolute; top:12px; right:12px; }
.recommend .pic ol li,.recommend .pic ol img { width:54px; height:30px; }
.recommend .pic ol li { border:3px solid #fff; margin-bottom:13px; }
.recommend .pic ol .active { border:3px solid #d6191d; }
.recommend .pic p { line-height:32px; position:absolute; left:12px; bottom:0px; } .recommend .list { padding:18px 26px ; }
.recommend .list li { height:27px; vertical-align:middle; }
.recommend .list em { float:left; color:#dfdfdf; margin-right:7px; }
.recommend .list em img { margin-right:3px; }
.recommend .list a { float:left; color:#; }
.recommend .list a:hover { text-decoration:underline; }
.recommend .list span { float:right; font-family:arial; font-size:12px; color:#; }

js:

    // 自动播放的焦点图
(function (){
var oDiv = $('#fade');
var aUlLi = oDiv.find('ul li');
var aOlLi = oDiv.find('ol li');
var oP = oDiv.find('p');
var arr = [ '内容1~', '内容2', '内容3' ];
var iNow = ;
var timer = null; fnFade(); aOlLi.click(function (){
iNow = $(this).index();
fnFade();
});
oDiv.hover(function (){ clearInterval(timer); }, autoPlay); function autoPlay() {
timer = setInterval(function () {
iNow++;
iNow%=arr.length;
fnFade();
}, );
}
autoPlay(); function fnFade() {
aUlLi.each(function (i){
if ( i != iNow ) {
aUlLi.eq(i).fadeOut().css('zIndex', );
aOlLi.eq(i).removeClass('active'); } else {
aUlLi.eq(i).fadeIn().css('zIndex', );
aOlLi.eq(i).addClass('active');
}
});
oP.text(arr[iNow]);
}
})();
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