$q="insert into mail set mail_duplicate_id='$duplicate_id',
mail_read='no',mail_user='$mail_to_id_send',mail_from='$user_id',mail_text='$mail_text',
mail_to='$mail_to_id_send',mail_timestamp=NOW()";
$q="insert into mail set mail_duplicate_id='$duplicate_id',
mail_read='no',mail_user='$mail_to_id_send',mail_from='$user_id',mail_text='$mail_text',
mail_to='$mail_to_id_send',mail_timestamp=NOW()";