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yahoo首页伸缩效果代码

2008-05-14 09:04:51 作者：

js伸缩效果代码

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" 
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> 
<html xmlns="http://www.w3.org/1999/xhtml"> 
<head> 
<title>runcode</title> 
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 
<meta name="Author" content="Sheneyan" /> 
<script type="text/javascript"> 
var mh = 30;//最小高度 
var step = 1;//每次变化的px量 
var ms = 10;//每隔多久循环一次 
function toggle(o){ 
  if (!o.tid)o.tid = "_" + Math.random() * 100; 
  if (!window.toggler)window.toggler = {}; 
  if (!window.toggler[o.tid]){ 
    window.toggler[o.tid]={ 
      obj:o, 
      maxHeight:o.offsetHeight, 
      minHeight:mh, 
      timer:null, 
      action:1 
    }; 
  } 
  o.style.height = o.offsetHeight + "px"; 
  if (window.toggler[o.tid].timer)clearTimeout(window.toggler[o.tid].timer); 
  window.toggler[o.tid].action *= -1; 
  window.toggler[o.tid].timer = setTimeout("anim('"+o.tid+"')",ms ); 
} 
function anim(id){ 
  var t = window.toggler[id]; 
  var o = window.toggler[id].obj; 
  if (t.action < 0){ 
    if (o.offsetHeight <= t.minHeight){ 
      clearTimeout(t.timer); 
      return; 
    } 
  } 
  else{ 
    if (o.offsetHeight >= t.maxHeight){ 
      clearTimeout(t.timer); 
      return; 
    } 
  } 
  o.style.height = (parseInt(o.style.height, 10) + t.action * step) + "px"; 
  window.toggler[id].timer = setTimeout("anim('"+id+"')",ms ); 
} 
</script> 
<style type="text/css"> 
div.xx{border:solid 1px;overflow:hidden;} 
div.xx h5{border:solid 1px;border-width:0 0 1px;padding:0;margin:0;height:30px;line-height:30px;cursor:pointer;background:#eee;} 
</style> 
</head> 
<body> 
<div class="xx"><h5 onclick="toggle(this.parentNode)">点击我看"伸缩效果"</h5> 
<p><a href="https://www.jb51.net/">脚本之家</a＞</p> <br>
<p><a href="http://www.xiaoshuo8.net/">爱在小说吧</a></p><br> 
<p><a href="http://bbs.jb51.net/">脚本交流社区</a></p> <br>
</div> 
</body> 
</html>

[Ctrl+A 全选注:如需引入外部Js需刷新才能执行]