addEventHandler("onPlayerJoin",root,function(el)
    bindKey(el,"U","down","localChat")
end)

function localChat(el,komenda,...)
    msg = table.concat({...}," ")
    if msg == "" then return end
    if string.len(msg) > 92 then return end
    local x,y,z=getElementPosition(el)
    local sphere=createColSphere(x,y,z,35)
    local players=getElementsWithinColShape(sphere,"player")
    for i,v in pairs(players) do
        outputChatBox("#cccccc[LOKALNY] #ffffff"..getPlayerName(source).."#dbdbdb: "..msg,v,_,_,_,true)
    end
end)