我正在一个网站上工作，该网站的所有者在给定页面中发现了三个断开的链接（通过 IBM 的软件/工具）。我删除了两个断开的链接，但剩下一个断开的链接。我搜索了整个网页，但我找不到它。
我该怎么做才能找到该链接？
这是页面的代码：
<?php
session_start();
ob_start();
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Legal Aid Service Monitoring System</title>
<link href="css.css" rel="stylesheet" type="text/css" />
<script type="text/javascript" src="js/jquery3.js"></script>
<script type="text/javascript" src="js/jquery4.js"></script>
<script type="text/javascript" src="js/jquery5.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("#login-form").validate({
debug: false,
rules: {
email: {
required: true,
email: true
}
},
messages: {
email: "Please enter a valid email.",
},
});
});
</script>
<style type="text/css">
label.error { width: 250px; color: red;}
</style>
</head>
<body>
<?php
if($_POST['login'])
{
require_once("config.php");
if($_POST['user_type']=='admin')
{
$user=mysql_real_escape_string($_POST['uname']);
$password=md5($_POST['pwd']);
$sql=mysql_query("select id from admin where username='$user' and password='$password'");
$count=mysql_num_rows($sql);
if($count>0)
{
$row=mysql_fetch_array($sql);
$_SESSION['admin']=$row['id'];
$date=date('d-m-y');
$time_now=mktime(date('h')+0,date('i')+00,date('s'));
$time=date('h:i:s',$time_now);
$login=mysql_query("insert into user_login (user_id, login_date, login_time) values ('$_SESSION[admin]', '$date', '$time')");
header('location: administrator');
}
else
{
?>
<script type="text/javascript"> alert('Incorrect Username and Password.');</script>
<?php
}
}
else if($_POST['user_type']=='advo')
{
$user=mysql_real_escape_string($_POST['uname']);
$password=md5($_POST['pwd']);
$sql=mysql_query("select id, status from advocates where email='$user' and password='$password'");
$count=mysql_num_rows($sql);
$row=mysql_fetch_array($sql);
if($count>0 and $row['status']=='1')
{
$_SESSION['advocate']=$row['id'];
$date=date('d-m-y');
$time_now=mktime(date('h')+0,date('i')+00,date('s'));
$time=date('h:i:s',$time_now);
$login=mysql_query("insert into advo_login (advo_id, login_date, login_time) values ('$_SESSION[advocate]', '$date', '$time')");
header('location: advocate');
}
else
{
if($row['status']=='0')
{
?>
<script type="text/javascript">alert('Your account has been blocked by admin.');</script>
<?php
}
else
{
?>
<script type="text/javascript">alert('Incorrect Username and Password.');</script>
<?php
}
}
}
}
?>
<div class="main" id="main">
<div id="headerbg">
<div id="header"></div>
</div>
<div id="center">
<div class="style1" id="centerright">
<div id="centerup">
<table width="514" border="0" align="center">
<tr>
<td><h3>Welcome to Legal Aid Service Monitoring System</h3></td>
</tr>
</table>
</div>
<div id="centerdown">
<div id="loginbg">
<form id="login-form" name="login-form" method="post" action="">
<table width="500" border="0" >
<tr><td></td>
<td height="30">
<input type="radio" name="user_type" value="advo" checked="checked" />Advocate
<input type="radio" name="user_type" value="admin" />Administrator
</td>
</tr>
<tr>
<td width="50"><span class="style5">Username:</span></td>
<td width="236"><label>
<input type="text" name="uname" class="required input" size="30" />
</label></td>
</tr>
<tr>
<td><span class="style5">Password:</span></td>
<td><label>
<input type="password" name="pwd" id="pwd" class="required input" size="30"/>
</label></td>
</tr>
<tr>
<td></td>
<td><label>
<input type="submit" class="style1loginbg" name="login" id="button" value="Login" />
</label></td>
</tr>
</table>
</form>
</div>
</div>
</div>
</div>
</div>
</body>
</html>