网页定位 - 右侧导航栏效果

2021-07-03 15:05

阅读:393

标签:query   12px   html   over   one   charset   ott   log   lang   

  1 DOCTYPE html>
  2 html lang="en">
  3 head>
  4     meta charset="UTF-8">
  5     title>网页定位导航效果title>
  6     style>
  7         *{
  8             margin: 0;
  9             padding: 0;
 10         }  
 11         
 12         body{
 13             font-size: 12px;
 14             line-height: 1.7;
 15         }
 16         
 17         li{
 18             list-style: none;
 19         }
 20         
 21         #content{
 22             width: 800px;
 23             margin: 0 auto;
 24             padding: 20px;
 25         }
 26         
 27         #content h1{
 28             color:#0088bb;
 29         }
 30         
 31         #content .item{
 32             padding: 20px;
 33             margin-bottom: 20px;
 34             border:1px dotted #0088bb;
 35         }
 36         
 37         #content .item h2{
 38             font-size:16px;
 39             font-weight: bold;
 40             border-bottom: 2px solid #0088bb;
 41             margin-bottom: 10px;
 42         }
 43         
 44         #content .item li{
 45             display: inline;
 46             margin-right: 10px;
 47         }
 48         
 49         #content .item li a img{
 50             width: 230px; 
 51             height: 230px;
 52             border: none;
 53         }
 54         
 55 /*        右侧定位导航栏*/
 56         #menu{
 57             position: fixed;
 58             top:100px;
 59             left: 50%;
 60             margin-left: 400px;
 61             width: 60px;
 62         }
 63         #menu ul li a{
 64             display: block;
 65             margin: 5px 0;
 66             font-size: 14px; 
 67             font-weight: bold;
 68             color: #333;
 69             width: 80px;
 70             height: 50px;
 71             line-height: 50px;
 72             text-decoration: none;
 73             text-align: center;
 74         }
 75         
 76         #menu ul li a:hover,
 77         #menu ul li a.current{
 78             color: #fff;
 79             background: #0088bb;
 80         }
 81     style>
 82     script src="http://libs.baidu.com/jquery/1.10.2/jquery.min.js" >script>
 83     script type="text/javascript">
 84         $(document).ready(function(){
 85             $(window).scroll(function(){
 86                 var items=$("#content").find(".item");
 87                 var menu=$("#menu");
 88                 var top=$(document).scrollTop(); 
 89                 var currentId="";//滚动条现在所在位置的item id
 90                 
 91                 items.each(function(){
 92                     var m=$(this);
 93                     if(top>m.offset().top-200){ //m.offset().top代表每一个item的顶部位置
 94                         currentId="#"+m.attr("id");
 95                     }else{
 96                         return false;
 97                     }         
 98                 });
 99                 
100                 var currentLink = menu.find(".current");
101                 if(currentId && currentLink.attr("href") !=currentId){
102                     currentLink.removeClass("current");
103                     menu.find("[href=" + currentId + "]").addClass("current");
104                 }
105                 
106             });
107         });
108     script>
109     
110     
111 head>
112 body>
113     div id="menu" class="item">
114         ul>
115             li>a href="#item1" class="current">1F 男装a>li>
116             li>a href="#item2">2F 女装a>li>
117             li>a href="#item3">3F 美妆a>li>
118             li>a href="#item4">4F 数码a>li>
119             li>a href="#item5">5F 母婴a>li>
120         ul>
121     div>
122     
123     div id="content">
124         h1>XX购物网h1>
125             div id="item1" class="item">
126                 h2>1F 男装h2>
127                 ul>
128                     li>a href="#">img src="1F.jpg" alt="">a>li>
129                     li>a href="#">img src="1F.jpg" alt="">a>li>
130                     li>a href="#">img src="1F.jpg" alt="">a>li>
131                     li>a href="#">img src="1F.jpg" alt="">a>li>
132                     li>a href="#">img src="1F.jpg" alt="">a>li>
133                     li>a href="#">img src="1F.jpg" alt="">a>li>
134                     li>a href="#">img src="1F.jpg" alt="">a>li>
135                     li>a href="#">img src="1F.jpg" alt="">a>li>
136                     li>a href="#">img src="1F.jpg" alt="">a>li>
137                 ul>
138             div>
139             div id="item2" class="item">
140                 h2>2F 女装h2>
141                 ul>
142                     li>a href="#">img src="2F.jpg" alt="">a>li>
143                     li>a href="#">img src="2F.jpg" alt="">a>li>
144                     li>a href="#">img src="2F.jpg" alt="">a>li>
145                     li>a href="#">img src="2F.jpg" alt="">a>li>
146                     li>a href="#">img src="2F.jpg" alt="">a>li>
147                     li>a href="#">img src="2F.jpg" alt="">a>li>
148                     li>a href="#">img src="2F.jpg" alt="">a>li>
149                     li>a href="#">img src="2F.jpg" alt="">a>li>
150                     li>a href="#">img src="2F.jpg" alt="">a>li>
151                 ul>
152             div>
153             div id="item3" class="item">
154                 h2>3F 美妆h2>
155                 ul>
156                     li>a href="#">img src="3F.jpg" alt="">a>li>
157                     li>a href="#">img src="3F.jpg" alt="">a>li>
158                     li>a href="#">img src="3F.jpg" alt="">a>li>
159                     li>a href="#">img src="3F.jpg" alt="">a>li>
160                     li>a href="#">img src="3F.jpg" alt="">a>li>
161                     li>a href="#">img src="3F.jpg" alt="">a>li>
162                     li>a href="#">img src="3F.jpg" alt="">a>li>
163                     li>a href="#">img src="3F.jpg" alt="">a>li>
164                     li>a href="#">img src="3F.jpg" alt="">a>li>
165                 ul>
166             div>
167             div id="item4" class="item">
168                 h2>4F 数码h2>
169                 ul>
170                     li>a href="#">img src="4F.png" alt="">a>li>
171                     li>a href="#">img src="4F.png" alt="">a>li>
172                     li>a href="#">img src="4F.png" alt="">a>li>
173                     li>a href="#">img src="4F.png" alt="">a>li>
174                     li>a href="#">img src="4F.png" alt="">a>li>
175                     li>a href="#">img src="4F.png" alt="">a>li>
176                     li>a href="#">img src="4F.png" alt="">a>li>
177                     li>a href="#">img src="4F.png" alt="">a>li>
178                     li>a href="#">img src="4F.png" alt="">a>li>
179                 ul>
180             div>
181             div id="item5" class="item">
182                 h2>5F 母婴h2>
183                 ul>
184                     li>a href="#">img src="5F.jpg" alt="">a>li>
185                     li>a href="#">img src="5F.jpg" alt="">a>li>
186                     li>a href="#">img src="5F.jpg" alt="">a>li>
187                     li>a href="#">img src="5F.jpg" alt="">a>li>
188                     li>a href="#">img src="5F.jpg" alt="">a>li>
189                     li>a href="#">img src="5F.jpg" alt="">a>li>
190                     li>a href="#">img src="5F.jpg" alt="">a>li>
191                     li>a href="#">img src="5F.jpg" alt="">a>li>
192                     li>a href="#">img src="5F.jpg" alt="">a>li>
193                 ul>
194             div>
195     div>
196     
197 body>
198 html>

 

技术分享

技术分享

网页定位 - 右侧导航栏效果

标签:query   12px   html   over   one   charset   ott   log   lang   

原文地址:http://www.cnblogs.com/chengshun/p/7124038.html


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