On Lenovo laptops, in order to use `F5` you need to press `Fn`-`F5` (same with `F1`-`F12`). It's really annoying and I'd like to reverse the situation. On Windows, a Lenovo driver could help:
<http://forums.lenovo.com/t5/ThinkPad-Edge-S-series/Disable-Fn-Keys-E420/td-p/803609>

How can I resolve this on Ubuntu 12.04? I couldn't find Lenovo drivers for Linux.

UPDATE:
Found a peculiar solution for this on Windows. Can anyone recommend a good equivalent for Xubuntu:
<http://forums.lenovo.com/t5/IdeaPad-Y-U-V-Z-and-P-series/How-do-you-reset-the-function-keys-on-a-P500-ideapad-to-legacy/td-p/958995>