problems with webassit email
my page is: www.bioambiental.org
i has this error:
Warning: set_time_limit() [function.set-time-limit]: Cannot set time limit in safe mode in /home/bioambie/public_html/contacto.php on line 270
Warning: session_start() [function.session-start]: Cannot send session cookie - headers already sent by (output started at /home/bioambie/public_html/contacto.php:270) in /home/bioambie/public_html/contacto.php on line 318
Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/bioambie/public_html/contacto.php:270) in /home/bioambie/public_html/contacto.php on line 318
Warning: session_start() [function.session-start]: Cannot send session cookie - headers already sent by (output started at /home/bioambie/public_html/contacto.php:270) in /home/bioambie/public_html/webassist/email/mail_php.php on line 267
Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/bioambie/public_html/contacto.php:270) in /home/bioambie/public_html/webassist/email/mail_php.php on line 267
Warning: session_start() [function.session-start]: Cannot send session cookie - headers already sent by (output started at /home/bioambie/public_html/contacto.php:270) in /home/bioambie/public_html/contacto.php on line 348
Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/bioambie/public_html/contacto.php:270) in /home/bioambie/public_html/contacto.php on line 348
Warning: Cannot modify header information - headers already sent by (output started at /home/bioambie/public_html/contacto.php:270) in /home/bioambie/public_html/contacto.php on line 350