<script type="text/javascript" src="jquery-1.2.6.js"></script>
</head>
<body>
<!--li的列数是和a相对应的,你可以添加或删除来对它进行控制-->
<div id="play">
<div id="play_bg"></div>
<div id="play_info"></div>
<div id="play_text">
<ul>
<li>1</li>
<li>2</li>
<li>3</li>
<li>4</li>
</ul>
</div>
<div id="play_list">
<a href="#" target="_blank">
<img src="http://img.17k.com/channel/dushi/wq0901.jpg" title="温泉镇的风流事" alt="温泉镇的风流事 " /> </a>
<a href="#" target="_blank">
<img src="http://img.17k.com/channel/changxiao/small_32577.jpg" title="北京镜鉴记" alt="北京镜鉴记" /> </a>
<a href="#" target="_blank">
<img src="http://img.17k.com/channel/xuanhuan/small_32663.jpg" title="蜀山飞仙" alt="蜀山飞仙" /></a>
<a href="#" target="_blank">
<img src="http://img.17k.com/channel/kongbu/small_27507.jpg" title="圣枪传奇" alt="圣枪传奇" /></a>
</div>
</div>
<script type="text/javascript">
var t = n = 0, count = $("#play_list a").size();
$(function(){
$("#play_list a:not(:first-child)").hide();
$("#play_info").html($("#play_list a:first-child").find("img").attr('alt'));
$("#play_text li:first-child").css({"background":"#fff",'color':'#000'});
$("#play_info").click(function(){window.open($("#play_list a:first-child").attr('href'), "_blank")});
$("#play_text li").click(function() {
var i = $(this).text() - 1;
n = i;
if (i >= count) return;
$("#play_info").html($("#play_list a").eq(i).find("img").attr('alt'));
$("#play_info").unbind().click(function(){window.open($("#play_list a").eq(i).attr('href'), "_blank")})
$("#play_list a").filter(":visible").fadeOut(500).parent().children().eq(i).fadeIn(1000);
$(this).css({"background":"#fff",'color':'#000'}).siblings().css({"background":"#000",'color':'#fff'});
});
t = setInterval("showAuto()", 2000);
$("#play").hover(function(){clearInterval(t)}, function(){t = setInterval("showAuto()", 2000);});
})
function showAuto()
{
n = n >= (count - 1) ? 0 : ++n;
$("#play_text li").eq(n).trigger('click');
}
</script>
</body>
</html>
里面js代码不太明白，希望高手帮忙注释下，详细些，谢谢。