แต่เกิด Error แบบนี้อ่ะครับ
Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at C:\AppServ\www\rmutr\login_check.php:1) in C:\AppServ\www\rmutr\login_check.php on line 2
Warning: Cannot modify header information - headers already sent by (output started at C:\AppServ\www\rmutr\login_check.php:1) in C:\AppServ\www\rmutr\login_check.php on line 23