vi /var/www/html/panel/op_buttons.cfg
vi /var/www/html/panel/op_style.cfg
vi /var/lib/asterisk/bin/retrieve_op_conf_from_mysql.pl
perl /var/lib/asterisk/bin/retrieve_op_conf_from_mysql.pl
killall -HUP op_server.pl
vi /var/www/html/panel/op_buttons.cfg
vi /var/www/html/panel/op_style.cfg
vi /var/lib/asterisk/bin/retrieve_op_conf_from_mysql.pl
perl /var/lib/asterisk/bin/retrieve_op_conf_from_mysql.pl
killall -HUP op_server.pl