banners types (groups)

[Ajeh]

Footer Position 3 is:
SHOW_BANNERS_GROUP_SET6

And located in:
/includes/templates/template_default/common/tpl_main_page.php

Banners All sidebox is:
SHOW_BANNERS_GROUP_SET_ALL

And located in:
/includes/modules/sideboxes/banner_box_all.php

You would need to customize these with your templates and overrides and alter the code to reflect the change ...