update check not delete

html/exhi/application/controllers/Company.php

html/exhi/application/controllers/Instructor.php

html/exhi/application/controllers/Tag.php

html/exhi/application/controllers/User.php

html/exhi/application/models/member/M_member.php

html/exhi/application/models/project_tag/M_project_tag.php

html/exhi/application/views/company/v_company_manage.php

html/exhi/application/views/user/v_user_manage.php