checkbox js - 走看看

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checkbox js

<html>
   <head>
   <meta   http-equiv="Content-Type"   content="text/html;   charset=gb2312">
   <title>Untitled   Document</title>
   </head>

   <body>
   <script   language="javascript"   type="text/javascript">
   function   adjust(str,obj)
   {
   document.getElementById(str).style.display   =   obj.checked?"block":"none";
   }
   </script>
   <table   width="500"   border="1">
       <tr>
           <td><input   type="checkbox"   name="checkbox3"   value="checkbox">
               忙时优惠包
               <input   type="checkbox"   name="checkbox"   value="checkbox"   onClick="adjust('line1',this)">
           长途优惠包
           <input   type="checkbox"   name="checkbox2"   value="checkbox"   onClick="adjust('line2',this)">
           短信优惠包</td>
       </tr>
       <tr>
           <td   id="line1"   style="display:none"><input   name="radiobutton"   type="radio"   value="radiobutton">
           3
           <input   name="radiobutton"   type="radio"   value="radiobutton">
           5
           <input   name="radiobutton"   type="radio"   value="radiobutton">
           10</td>
       </tr>
       <tr>
           <td   id="line2"   style="display:none"><input   name="radiobutton"   type="radio"   value="radiobutton">
           3
               <input   name="radiobutton"   type="radio"   value="radiobutton">
           6
           <input   name="radiobutton"   type="radio"   value="radiobutton">
           10</td>
       </tr>
   </table>
   </body>
   </html>

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原文地址：https://www.cnblogs.com/simhare/p/926014.html