Warning: Use of undefined constant username - assumed 'username' (this will throw an Error in a future version of PHP) in /webHome/host2859987046/www/sbf/gouwu1.php on line 4
<script>alert('ΗλΟΘ΅ΗΒΌ£¬ΊσΉΊΞο!');history.back();</script>