一个把复选框集合起来做成一个下拉框的控件，当有很多复选框需要选择时可以考虑使用此控件-A check box together to create a drop-down box control, when there are many check boxes to choose when considering the use of this control
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001392s ]
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:0.097548s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001366s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001936s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001377s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003823s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001202s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003215s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014818s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001632s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 176138 [ RunTime:0.001353s ]
