you stumble across to my projekt code name alps Sick Kung Feeling Fu !
its my first operation and iam not sure what iam doing ... so i need for sure your help

but step by step
first thing would be how i place the arrow key couse there a none ...iam not sure if i need them but have some keycaps they are vaguely represent arrows
step 2 alt and ctrl
code can be alt or ctrl but where is than the other one :S
here a pic from the board
desolder the pcb
and here some ideas for the arrows witch one is better or if you have a better concept plz tell me

first one would be like this or that better ? or so ?