密码查询：class/querypsw.php
<HTML>
<HEAD>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<TITLE>询问密码</TITLE>
</HEAD>
<BODY BGCOLOR="#FFFFFF">
<?php
include "config.php";
//询问班级注册问题密码
if ($class){
$headers .= "Content-Type: text/html; charset=gb2312n"; // Mime type
$subject="询问班级注册问题密码 "; //主题
$message=nl2br($message);
$message="查询人：".$name."<BR>留言：<BR>".$message; //内容
mail($superemail,$subject,$message,$headers);
echo "恭喜您，您的请求已经向管理员发出，近期内请注意查收email。";
exit;
}
//询问个人注册密码
if ($member){
$result = mysql_query("SELECT * FROM user where user='$username'",$db);
if (mysql_num_rows($result)==0){ //若返回列的数目为0，说明无此资料
echo "我们的数据库中无此用户，请确认。注意大小写。<a href='javascript:history.back()'>返回</a>";
exit;}
$myemail=mysql_result($result,0,"email");//读取user数据库中的email
if (!$myemail){ //如果还没有email,则返回
echo "我们的数据库中没有您的email,请再次填写。<a href='javascript:history.back()'>返回</a>";
exit;
}
$psw=mysql_result($result,0,"psw"); //密码
$name=mysql_result($result,0,"name"); //姓名
$subject="询问个人注册密码";
$message=$name."，您好。您的用户名是".$username."，密码是".$psw."。<BR>-----------------------<BR><a href='".$url."'>".$sitename."</a>"; //信件内容
$headers .= "Content-Type: text/html; charset=gb2312n"; // Mime type
mail($myemail,$subject,$message,$headers);
echo "恭喜您，系统已经向您的信箱中发出了答复信件,请注意查收email。";
exit;
}
?>
<table width="93%" border="0" cellspacing="0" cellpadding="0" align="center" height="286">
<tr>
<td height="75" colspan="2">
<div align="center">询问密码<br>
</div>
</td>
</tr>
<tr>
<td height="75" width="47%">
