Using latest OpenJK, JA++ and strafe hud lua plugin, nothing shows up in game. If I do /lua_reload it doesn't show up in the list. /cg_strafeHud "1" does nothing.
Look up tutorials, even photoshop ones will help. ... That said, I've learnt most of what I know form trying to mimic other things, end of the day it'll come with practice and trying stuff out