select * from g5_write_news where wr_is_comment = 0 and ca_name='ARTICLE' order by wr_num limit 0, 6

select * from g5_write_news where wr_is_comment = 0 and ca_name='VIDEOS' order by wr_num limit 0, 6

select * from g5_write_news where wr_is_comment = 0 and ca_name='PHOTOS' order by wr_num limit 0, 6