jQuery天猫商城banner焦点图特效代码

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以下是 jQuery天猫商城banner焦点图特效代码的示例演示效果:

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部分效果截图:

HTML代码(index.html):

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>jQuery天猫商城banner焦点图</title>
<style type="text/css">
body{background:white;font-family:'Lucida Grande',tahoma,arial,宋体;}
html{position:relative;}
*{margin:0px;padding:0px;}
img{border:0px;}
li{list-style:none;}
/*轮换大区域*/
.lunhuan{width:100%;height:420px;position:relative;}
.lunhuan #lunhuanback{width:100%;height:420px;position:absolute;left:0px;top:0px;overflow:hidden;}
.lunhuan #lunhuanback p{width:100%;height:420px;position:absolute;left:0px;top:0px;opacity:0;filter:alpha(opacity=0);background-repeat:no-repeat;background-position:50% 0px;}
.lunhuan .lunhuan_main{width:1190px;height:420px;margin:0 auto;position:relative;}
/*左侧所有商品列表*/
.suoyouliebiao{width:239px;position:absolute;left:0px;top:0px;border-left:1px solid #E6E6E6;border-bottom:1px solid #E6E6E6;z-index:200;box-shadow:5px 5px 5px rgba(0, 0, 0, 0.2);}
/*轮换中间区域*/
.lunhuancenter{width:757px;height:420px;position:absolute;left:240px;top:0px;}
.lunhuancenter .centergif{display:block;width:760px;height:420px;position:absolute;left:0px;top:0px;z-index:4;}
.lunhuancenter b{position:absolute;left:0px;top:-40px;opacity:0;filter:alpha(opacity=0);z-index:3;width:760px;height:210px;display:block;}
#lunbonum{height:14px;line-height:23px;position:absolute;left:19px;top:393px;z-index:5;}
#lunbonum li{width:14px;height:14px;float:left;margin-right:9px;background:#B4B4B4;border-radius:14px;cursor:pointer;}
#lunbonum .lunboone{background:#C80002;cursor:pointer;}
</style>

<script type="text/javascript" src="js/jquery-1.7.2.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){
    var ali=$('#lunbonum li');
    var aPage=$('#lunhuanback p');
    var aslide_img=$('.lunhuancenter b');
    var iNow=0;
	
    ali.each(function(index){	
        $(this).mouseover(function(){
            slide(index);
        })
    });
	
    function slide(index){	
        iNow=index;
        ali.eq(index).addClass('lunboone').siblings().removeClass();
		aPage.eq(index).siblings().stop().animate({opacity:0},600);
		aPage.eq(index).stop().animate({opacity:1},600);	
        aslide_img.eq(index).stop().animate({opacity:1,top:-10},600).siblings('b').stop().animate({opacity:0,top:-40},600);
    }
	
	function autoRun(){	
        iNow++;
		if(iNow==ali.length){
			iNow=0;
		}
		slide(iNow);
	}
	
	var timer=setInterval(autoRun,4000);
		
    ali.hover(function(){
		clearInterval(timer);
	},function(){
		timer=setInterval(autoRun,4000);
    });
})
</script>
</head>

<body>

<div class="lunhuan">
    <div id="lunhuanback">
        <p style='background-image:url(images/lunhuan.jpg);opacity: 1;filter:alpha(opacity=100);'></p>
        <p style='background-image:url(images/lunhuan1.jpg)'></p>
        <p style='background-image:url(images/lunhuan2.jpg)'></p>
        <p style='background-image:url(images/lunhuan3.jpg)'></p>
        <p style='background-image:url(images/lunhuan4.jpg)'></p>
    </div>
    <div class="lunhuan_main">
        <!-- 轮换中间区域 -->
        <div class="lunhuancenter">
            <a href="javascript:void(0)" class='centergif'></a>
            <b class='slideUp' style='background-image:url(images/lunhuan.png);opacity:1;filter:alpha(opacity=100);top:-10px;'></b>
            <b></b>
            <b class='slideUp' style='background-image:url(images/lunhuan2.png);'></b>
            <b></b>
            <b class='slideUp' style='background-image:url(images/lunhuan4.png);'></b>
            <!-- 轮播的页码  开始 -->
            <ul id='lunbonum'>
                <li class='lunboone'></li>
                <li></li>
                <li></li>
                <li></li>
                <li></li>
            </ul>
            <!-- 轮播的页码  结束 -->
        </div>
        <!-- 轮换中间区域结束 -->
    </div>
</div>
</body>
</html>

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