可以在局域网内互发网络短消息；
为PING提供GUI界面
自动PING代理服务器，检查哪个服务器有效-Can be issued in the LAN inter-network short message PING provides GUI interface for automatic PING proxy server, check which server effectively
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001262s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.090338s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001411s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002211s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001215s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003663s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001052s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003362s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014603s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001299s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 199493 [ RunTime:0.001316s ]
