鼠标单击菜单弹出来的下拉框特效代码-JS特效-爱易网页

鼠标单击菜单弹出来的下拉框特效代码

日期：2014-05-18　浏览次数：20389 次

以下是程序代码

<!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>demo</title>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.4/jquery.min.js"></script>
<style type="text/css">
body,h1,div,ul,li{ margin:0; padding:0;}
li{ list-style:none;}
.demo{ width:300px; margin:30px auto; position:relative;}
.demo li{ float:left; padding:0 15px; cursor:pointer; height:30px; line-height:30px;}
.d-bk{}
.demo li.cur{ background-color:#F00; color:#FFF;}
.demo li .d-bk{ border:1px solid #F00; width:300px; height:150px; background-color:#f1f1f1; position:absolute; left:0; top:30px; color:#333;display:none;}
</style>
<script type="text/javascript">
 $(document).ready(function(){
  $(".demo li").click(function(){
   $(this).addClass("cur");
   $(this).children(".d-bk").slideDown();
  }).mouseout(function(e){
   var d = $(this).children(".d-bk");
   var r = e.relatedTarget;
   if (r!==d[0]){
    $(".demo li").removeClass("cur");
    d.slideUp();
   }
  })
   })
</script>
</head>
<body>
<ul class="demo">
 <li>
     aaaa
        <div class="d-bk">111</div>
    </li>
    <li>
     bbbb
        <div class="d-bk">222</div>
    </li>
    <li>
     cccc
        <div class="d-bk">333</div>
    </li>
</ul>
</body>
</html>

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