修改文件有
e/enews/index.php

//注册
elseif($enews=="register")
{
if($_POST['ask']=='帝国软件')
{
$username=$_POST['username'];
$password=$_POST['password'];
$repassword=$_POST['repassword'];
$email=$_POST['email'];
register($username,$password,$repassword,$email);
}
else
{
printerror("EmptyMemberask","history.go(-1)",1);
}
}

/e/member/register/register.php

加入了
<tr>
<td height="25" bgcolor="#FFFFFF"> <div align='left'>问题答案：</div></td>
<td height="25" bgcolor="#FFFFFF"> 请问www.phome.net首页logo中的汉字是？答案：帝国软件<br /><input name='ask' type='text' id='ask' maxlength='50'>
*</td>
</tr>