Warning: include_once(./common.php) [function.include-once]: failed to open stream: No such file or directory in D:\ftpd\sns.17xuexi.com\link.php on line 7

Warning: include_once() [function.include]: Failed opening './common.php' for inclusion (include_path='.;C:\php5\pear') in D:\ftpd\sns.17xuexi.com\link.php on line 7

Fatal error: Call to undefined function showmessage() in D:\ftpd\sns.17xuexi.com\link.php on line 10