[all variants] Acer Aspire 4330 Keyboard woes

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http://ubuntuforums.org – I have an Acer Aspire 4330 with Ubuntu installed. The keyboard has a few extra buttons, some of which are accessed by the Fn button, and looks like the one in this image: here, though in addition to those shown are 4 buttons on the side: wifi toggle, vol +, vol -, and what I guess is bluetooth toggle... -but what my question is: is how could I enable the additional buttons in Ubuntu? In particular Fn+ f1, f2, f3, home, pg up, pg down, end; as well as the euro and dollar buttons by the arrows, and the acer 'e' button, don't function, nor am I sure if the bluetooth button does anything, as I (Hardware)