onJoin = function(id)
    local file = io.open("sys/lua/testio/"..player(id,"usgn")..".txt", "r")
    if not file then
        local file = io.output(io.open("sys/lua/testio/"..player(id,"usgn")..".txt", "w+"))
        file:write(player(id,"name"))
        msg2(id,"\169255000000Save file not found")
        file:flush()
        file:close()
    else
        msg2(id,"Save file found") -- gonna read the name of the player later
        file:flush()
        file:close()
    end
end

addhook("join","onJoin")