能够在每次登陆时切换桌面图片，桌面图片存放在特定目录下，且应为bitmap图片以保证效果。-to each landing when switching desktop pictures, desktop pictures stored in a specific directory, and for bitmap images to ensure better results.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001523s ]
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:0.103733s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001432s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002044s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001434s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003755s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001175s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003316s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015367s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001595s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 300802 [ RunTime:0.001395s ]
