[Q] remapping keypad with Hexgore ROM

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http://forum.xda-developers.com – I searched and I'm not understanding what I need to do, so please explain or point me to a good link. My ChaCha is s-off(xtc-clip), unlocked bootloader, CWM and flashed in Hexgores stock plus ROM. My keypad, mainly the symbols when using the alt. key, are not functioning. I know I can manually remap the keys, but I'm not understanding how. I would also like to use the facebook button for a flashlight app. Please help me with detailed instructions to remap, and something showing what number each key is and what its supposed to do, along with its location on the keypad would be helpful. I'm not (HowTos)