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jquery仿QQ商城带左右按钮控制焦点图片切换滚动效果

2020-05-24 21:26:26易采站长站整理


<!DOCTYPE html>
<html>
<head>
<meta http-equiv=”Content-Type” content=”text/html; charset=utf-8″ />
<title>jquery图片滚动仿QQ商城带左右按钮控制焦点图片切换滚动</title>
<meta name=”description” content=”jquery图片特效制作仿腾讯QQ商城首页banner焦点图片轮播切换效果，带索引按钮控制和左右按钮控制图片切换” />
<style type=”text/css”>
*{margin:0;padding:0;}
body{font-size:12px;color:#222;font-family:Verdana,Arial,Helvetica,sans-serif;background:#f0f0f0;}
.clearfix:after{content: “.”;display: block;height: 0;clear: both;visibility: hidden;}
.clearfix{zoom:1;}
ul,li{list-style:none;}
img{border:0;}
.wrapper{width:800px;margin:0 auto;padding-bottom:50px;}
h1{height:50px;line-height:50px;font-size:22px;font-weight:normal;font-family:”Microsoft YaHei”,SimHei;margin-bottom:20px;}
/* focus */
#focus{width:800px;height:280px;overflow:hidden;position:relative;}
#focus ul{height:380px;position:absolute;}
#focus ul li{float:left;width:800px;height:280px;overflow:hidden;position:relative;background:#000;}
#focus ul li div{position:absolute;overflow:hidden;}
#focus .btnBg{position:absolute;width:800px;height:20px;left:0;bottom:0;background:#000;}
#focus .btn{position:absolute;width:780px;height:10px;padding:5px 10px;right:0;bottom:0;text-align:right;}
#focus .btn span{display:inline-block;_display:inline;_zoom:1;width:25px;height:10px;_font-size:0;margin-left:5px;cursor:pointer;background:#fff;}
#focus .btn span.on{background:#fff;}
#focus .preNext{width:45px;height:100px;position:absolute;top:90px;background:url(img/sprite.png) no-repeat 0 0;cursor:pointer;}
#focus .pre{left:0;}
#focus .next{right:0;background-position:right top;}
</style>
<script type=”text/javascript” src=”http://jt.875.cn/js/jquery.js”></script>
<script type=”text/javascript”>
$(function() {
var sWidth = $(“#focus”).width(); //获取焦点图的宽度（显示面积）
var len = $(“#focus ul li”).length; //获取焦点图个数
var index = 0;
var picTimer;
//以下代码添加数字按钮和按钮后的半透明条，还有上一页、下一页两个按钮
var btn = “<div class=’btnBg’></div><div class=’btn’>”;
for(var i=0; i < len; i++) {
btn += “<span></span>”;
}
btn += “</div><div class=’preNext pre’></div><div class=’preNext next’></div>”;
$(“#focus”).append(btn);
$(“#focus .btnBg”).css(“opacity”,0.5);
//为小按钮添加鼠标滑入事件，以显示相应的内容
$(“#focus .btn span”).css(“opacity”,0.4).mouseover(function() {

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