On join:
if player has permission "wlasciciel":
broadcast "&6&l⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕"
broadcast "&cWlasciciel &4%player% &cdolacza na serwer!"
broadcast "&6&l⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕⁕"
strike lightning effect at player