function checkRank()
local account = getPlayerAccount(source)
if (account and isGuestAccount(account)) then
setElementData(source, "Rank","Login")
return
end
local kills = tonumber(getElementData(source,"Zombie kills"))
if (kills >= 25 and kills <= 49) then
setElementData(source, "Rank","Rookie")
end
end
addEventHandler("onPlayerLogout", getRootElement(), checkRank)
addEventHandler("onPlayerLogin", getRootElement(), checkRank)