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//form.html
<html>
<head>
<title>Simple Form</title>
<link rel="stylesheet" href="form_style.css" type="text/css"/>
<script type="text/javascript" src="checkForm.js"></script>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head>
<body>
<form action="javascript:alert('Ìá½»³É¹¦');" method="POST">
    <fieldset>
         <legend>Personal Information</legend>
         <label for="name">Name</label>
         <input type="text" id="name" class="required text"/>
         *<br/>
         <label for="email">Email</label>
         <input type="text" id="email" class="required email text"/><br/>
         <label for="date">Date</label>
         <input type="text" id="date" class="required date text"/><br/>
         <label for="url">Website</label>
         <input type="text" id="url" class="url text" value="http://"/><br/>
         <label for="phone">Phone</label>
        


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alert("²»Äܳ¬¹ý50¸ö×Ö·û£¡");
document.a.b.focus();
return false;
}
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</script>
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