• 2016/2/22 三级导航


      1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
      2 <html xmlns="http://www.w3.org/1999/xhtml">
      3 <head>
      4 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
      5 <title>无标题文档</title>
      6 <style>
      7 *
      8 {
      9     margin:0px;
     10     padding:0px;}
     11 #d1    /*17个属性,分别对应,划分的十七个区域*/
     12 {
     13     background-color:#0FF;
     14     width:80px;
     15     height:50px;
     16     line-height:50px;
     17     text-align:center;
     18     overflow:hidden;
     19     left:300px;
     20     top:200px;
     21     position:absolute;
     22     }
     23 #d2
     24 {
     25     top:50px;
     26     left:0px;
     27     position:absolute;
     28     height:150px;
     29     width:80px;
     30     }
     31 #dd1
     32 {
     33     background-color:#3F3;
     34     text-align:center;
     35     width:80px;
     36     height:50px;
     37     line-height:50px;
     38     top:0px;
     39     left:0px;
     40     position:absolute;
     41     overflow:hidden;}
     42     #dd2
     43 {
     44     background-color:#CF3;
     45     width:80px;
     46     text-align:center;
     47     height:50px;
     48     line-height:50px;
     49     top:50px;
     50     left:0px;
     51     position:absolute;
     52     overflow:hidden;}
     53     #dd3
     54 {
     55     background-color:#C0C;
     56     width:80px;
     57     height:50px;
     58     text-align:center;
     59     line-height:50px;
     60     top:100px;
     61     left:0px;
     62     position:absolute;
     63     overflow:hidden;}
     64     #d3
     65     {
     66         background-color:#3F3;
     67         left:80px;
     68         top:0px;
     69         height:150px;
     70         width:80px;
     71         position:absolute;}
     72     #d4
     73     {
     74         background-color:#CF3;
     75         left:80px;
     76         top:0px;
     77         height:150px;
     78         width:80px;
     79         position:absolute;}
     80     #d5
     81     {
     82         background-color:#C0C;
     83         left:80px;
     84         top:0px;
     85         height:150px;
     86         width:80px;
     87         position:absolute;}
     88 #d31
     89 {
     90     height:50px;
     91     width:80px;
     92     line-height:50px;
     93     text-align:center;
     94     top:0px;
     95     left:0px;
     96     position:absolute;}
     97 #d32
     98 {
     99     height:50px;
    100     width:80px;
    101     line-height:50px;
    102     text-align:center;
    103     top:50px;
    104     left:0px;
    105     position:absolute;}
    106 #d33
    107 {
    108     height:50px;
    109     width:80px;
    110     line-height:50px;
    111     text-align:center;
    112     top:100px;
    113     left:0px;
    114     position:absolute;}
    115 #d41
    116 {
    117     height:50px;
    118     width:80px;
    119     line-height:50px;
    120     text-align:center;
    121     top:0px;
    122     left:0px;
    123     position:absolute;}
    124 #d42
    125 {
    126     height:50px;
    127     width:80px;
    128     line-height:50px;
    129     text-align:center;
    130     top:50px;
    131     left:0px;
    132     position:absolute;}
    133 #d43
    134 {
    135     height:50px;
    136     width:80px;
    137     line-height:50px;
    138     text-align:center;
    139     top:100px;
    140     left:0px;
    141     position:absolute;}
    142 #d51
    143 {
    144     height:50px;
    145     width:80px;
    146     line-height:50px;
    147     text-align:center;
    148     top:0px;
    149     left:0px;
    150     position:absolute;}
    151 #d52
    152 {
    153     height:50px;
    154     width:80px;
    155     line-height:50px;
    156     text-align:center;
    157     top:50px;
    158     left:0px;
    159     position:absolute;}
    160 #d53
    161 {
    162     height:50px;
    163     width:80px;
    164     line-height:50px;
    165     text-align:center;
    166     top:100px;
    167     left:0px;
    168     position:absolute;}
    169 </style>
    170 </head>
    171 
    172 <body>
    173 <div id="d1" onmouseover="over()" onmouseout="out()">首页
    174 <div id="d2">
    175 <div id="dd1" onmouseover="overdd1()" onmouseout="outdd1()">招商
    176 <div id="d3">
    177 <div id="d31">d31</div>
    178 <div id="d32">d32</div>
    179 <div id="d33">d33</div>
    180 </div>
    181 </div>
    182 <div id="dd2" onmouseover="overdd2()" onmouseout="outdd2()">产品中心<div id="d4"><div id="d41">d41</div><div id="d42">d42</div><div id="d43">d43</div></div></div>
    183 <div id="dd3" onmouseover="overdd3()" onmouseout="outdd3()">联系我们<div id="d5"><div id="d51">d51</div><div id="d52">d52</div><div id="d53">d53</div></div></div>
    184 </div>
    185 </div>
    186 
    187 
    188 
    189 </body>
    190 </html>
    191 <script type="text/javascript">
    192 function over()/*八对关系*/
    193 {
    194     var a = document.getElementById("d1");
    195     a.setAttribute("style","overflow:visible");
    196 }
    197 function out()
    198 {
    199     var a = document.getElementById("d1");
    200     a.setAttribute("style","overflow:hidden");
    201 }
    202 
    203 function overdd1()
    204 {
    205     var a = document.getElementById("dd1");
    206     a.setAttribute("style","overflow:visible");
    207 }
    208 function outdd1()
    209 {
    210     var a = document.getElementById("dd1");
    211     a.setAttribute("style","overflow:hidden");
    212 }
    213 
    214 function overdd2()
    215 {
    216     var a =document.getElementById("dd2");
    217     a.setAttribute("style","overflow:visible");    
    218 }
    219 function outdd2()
    220 {
    221     var a =document.getElementById("dd2");
    222     a.setAttribute("style","overflow:hidden");        
    223 }
    224 
    225 function overdd3()
    226 {
    227     var a =document.getElementById("dd3");
    228     a.setAttribute("style","overflow:visible");    
    229 }
    230 function outdd3()
    231 {
    232     var a =document.getElementById("dd3");
    233     a.setAttribute("style","overflow:hidden");        
    234 }
    235 </script>

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  • 原文地址:https://www.cnblogs.com/haodayikeshu/p/5208368.html
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