javascript实现类似于新浪微博搜索框弹出效果的方法

Z时代
2024-01-10
分类：综合

本文实例讲述了javascript实现类似于新浪微博搜索框弹出效果的方法。分享给大家供大家参考。具体实现方法如下：


<!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=gb2312" />
<title>仿新浪微博搜索框弹出的效果</title>
<style type="text/css">
body{font-size:12px;}
.weibo{width:500px; height:200px; position:relative;}
.so{width:200px; height:24px; margin:30px;}
.so #s_so{width:100px; border:1px solid #ccc; line-height:20px; height:20px;}
#show{display:none; position:absolute; top:0px; left:10px; width:200px; height:60px; background:#fff; font-size:12px; border:1px solid #ccc; padding:10px;}
#show span{margin-left:120px; color:#F00; cursor:pointer;}
</style>
</head>
<body>
<script type="text/javascript">
var $=function (id){
  return document.getElementById(id);
  }
function s_show(){
$('s_so').value="";
$("show").style.display='block';
$("b_so").focus(); 
}
function closed(){
$("show").style.display='none';
$('s_so').value="搜索他说的话";
}
</script>
<div class="weibo">
  <div class="so">
  <form>
  <input type="text" value="搜索他说的话" onfocus="s_show()" id="s_so"/>
  <input type="submit" value="查找" />
  </form>
  </div>
  <div id="show">
  <p>搜索他说的话<span onclick="closed()">X</span></p>
  <form>
   <input type="text" value="" id="b_so"/><input type="submit" value="查找" />
  </form>
  </div>
</div>
</body>
</html>