Right now tab.button.png and tab.button_selected are both used in the sub and sub_sub menus.

http://outerlimitsgfx.com/Skins/aura/Pics/dump0057.png

And yall get an update to how the aura skin is moving along.

PS: the file should also be renamed to named pda_tab_button.png / pda_tab_button_unselected.png and
pda_sub_sub_tab_button.png / pda_sub_sub_tab_button_unselected.png to keeps things neat

ooo, looking good spidey!