Extract and upload the module files and folder to your modules folder. Then excute this sql statement:
INSERT INTO `antares_modules` (`title`, `content`, `ordering`, `position`, `checked_out`, `checked_out_time`, `published`, `module`, `numnews`, `access`, `showtitle`, `params`, `iscore`, `client_id`) VALUES
('JA Header Module', '', 2, 'header', 0, '0000-00-00 00:00:00', 0, 'mod_ja_header', 0, 0, 0, 'moduleclass_sfx=nja_header_type=flashnja_header_imgtype=jpg|gifnja_header_folder=templates/ja_antares/images/headernja_header_width=100%nja_header_height=200pxnja_header_timer=5nja_header_order=sequentialnja_header_fadetime=2nja_header_looping=yesnja_header_xpos=0nja_header_ypos=0', 0, 0);