新手求助 cookie登陆问题
<br />
<?php<br />
include("conn.php");<br />
if($_POST[id]=='admin'){<br />
$pw=md5($_POST[pw]);<br />
if($pw=='a9c449d4fa44e9e5a41c574ae55ce4d9')<br />
{<br />
setcookie("cookie","ok");<br />
echo "<script language=\"javascript\">location.href='login.php';</script>";<br />
}<br />
}<br />
if($_COOKIE['cookie']!='ok')<br />
{<br />
?><br />
<br />
<SCRIPT language=javascript><br />
function Checklogin()<br />
{<br />
if(myform.id.value==""){<br />
alert("请填写登陆名");<br />
<br />
myform.id.focus();<br />
return false;<br />
}<br />
if(myform.pw.value==""){<br />
alert("密码不能为空");<br />
myform.pw.focus();<br />
return false;<br />
}<br />
}<br />
</SCRIPT><br />
<br />
<form action="" method="post" name="myform" onsubmit="return Checklogin();" enctype="text/plain"><br />
id:<br />
<input type="text" name="id" /><br><br />
pw:<br />
<input type="password" name="pw" /><br><br />
<br />
<input type="submit" name="submit" value="登陆"/><br />
<br />
</form><br />
<br />
<?php<br />
}<br />
else<br />
{<br />
?><br />
<br />
<a href='?out=login'>退出</a><br />
<br />
<?php<br />
}<br />
?><br />
