向input中传送变量的问题

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html>
<head>
<title> New Document </title>
<meta name="Generator" content="EditPlus">
<meta name="Author" content="">
<meta name="Keywords" content="">
<meta name="Description" content="">
</head>
<script type="text/javascript" language="javascript">function GenerateJs()
{
    document.all.translate.value= "[" + document.all.says.value + "]:" ;
}
</script>
<body><body><p><a href="#" onclick="GenerateJs();"> ceshiceshi</a></p>
<p>
  <input type="text" name="says" size="40" maxlength="150">
</p>
  <input type="text" name="translate" size="40" maxlength="150">
</body> 
</body>
</html>