子框架控制父框架中其他子框架

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>无标题页</title>
    <script language="javascript">
   function changeUrl(u1,u2)
   {
       parent.window.frames["left"].location.href=u1;
       parent.window.frames["right"].location.href=u2;
   }
    </script>
</head>
<body>
    <form >
    <div>
                     right<br />
        <br />
                   <a href="javascript:changeUrl('http://www.sina.com.cn','http://www.163.com')">1111111111111</a></div>
    </form>
</body>
</html>

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