js函數(shù)未定義是怎么回事，麻煩各位看看呀、

**每次都是這個錯誤提示：
(index):105 Uncaught ReferenceError: AddNewUser is not defined

at HTMLButtonElement.onclick ((inde**x):105)**

{% load staticfiles %}
<!DOCTYPE html>
<html lang="en-us">
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title>Log in | Django site admin</title>
<link href="{% static 'assets/css/base.css'%}" rel="stylesheet" />
<link href="{% static 'assets/css/login.css'%}" rel="stylesheet" />
<link href="{% static 'assets/css/table.css'%}" rel="stylesheet" />
<script src="{% static "assets/js/jquery-1.8.3.min.js" %}"></script>

<script type="text/javascript">
function AddNewUser()
{
    var new_username = prompt("請輸入用戶名:");
    if (new_username != null){
        list = {{ data|safe }};
        var totalData = '';
        for( var i = 0; i < list.length; i ++ )
        {
            if(new_username == list[i])
                alert("當前用戶已經(jīng)加入了名單了，請重試");
        }

        $.get("/login/admin_addwhitelist", {"username": new_username}, function(ret){
                if(ret == "success")
                {
                alert("成功添加白名單");
                location.reload([true]);   
                }
                else
                {
                alert("白名單添加失敗");
                }
                }
             );

    }else{
        alert("你按了[取消]按鈕");
    }
}

function CreateRow(seq, row_data)
{
    var tableData = "<tr>"
    var real_seq = seq + 1;
    tableData += "<td width = '20%'>" + real_seq + "</td>"
    tableData += "<td width = '40%'>" + row_data + "</td>"
    //add a button
    href = "/login/admin_deletewhitelist?username=" + row_data;
    tableData += "<td width = '40%'>" + " <a href = " + href + " >Delete this user</a> " + "</td>";
    return tableData;
}

function CreateTable()
{
    if data == ""
        return;
    var list = {{ data|safe }};
    var totalData = '';
    for( var i = 0; i < list.length; i ++ )
    {
        totalData += CreateRow(i, list[i]);
    }
    $("#tbody1").html(totalData);
}

window.onload = CreateTable;
</script>

<meta name="robots" content="NONE,NOARCHIVE">
</head>


<body class=" login" data-admin-utc-offset="0">

<!-- Container -->
<div id="container">


<!-- Header -->
<div id="header">
<div id="branding">

<h1 id="site-name"><a href="/login/admin_index/">TSMC administration</a></h1>

</div>


</div>

<!-- Content -->
<table id="mytable" cellspacing="0">
<tr>
<th scope="col" abbr="Configurations">Sequence</th>
<th scope="col" abbr="Configurations">UserName</th>
<th scope="col" abbr="Configurations">DleteUser?</th>
</tr>
<tbody id="tbody1">
</tbody>
</table>
<!-- END Content -->
<div id="footer"></div>
<div><button onclick="AddNewUser()">Add a new User</button></div>
</div>
<!-- END Container -->



</body></html>

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