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<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>jQuery UI 特效 - .show() 演示</title>
  <link rel="stylesheet" href="//apps.bdimg.com/libs/jqueryui/1.10.4/css/jquery-ui.min.css">
  <script src="//apps.bdimg.com/libs/jquery/1.10.2/jquery.min.js"></script>
  <script src="//apps.bdimg.com/libs/jqueryui/1.10.4/jquery-ui.min.js"></script>
  <link rel="stylesheet" href="jqueryui/style.css">
  <style>
  .toggler { width: 500px; height: 200px; }
  #button { padding: .5em 1em; text-decoration: none; }
  #effect { width: 240px; height: 135px; padding: 0.4em; position: relative; }
  #effect h3 { margin: 0; padding: 0.4em; text-align: center; }
  </style>
  <script>
  $(function() {
    // 运行当前选中的特效
    function runEffect() {
      // 从中获取特效类型
      var selectedEffect = $( "#effectTypes" ).val();
 
      // 大多数的特效类型默认不需要传递选项
      var options = {};
      // 一些特效带有必需的参数
      if ( selectedEffect === "scale" ) {
        options = { percent: 100 };
      } else if ( selectedEffect === "size" ) {
        options = { to: { width: 280, height: 185 } };
      }
 
      // 运行特效
      $( "#effect" ).show( selectedEffect, options, 500, callback );
    };
 
    // 回调函数
    function callback() {
      setTimeout(function() {
        $( "#effect:visible" ).removeAttr( "style" ).fadeOut();
      }, 1000 );
    };