Broadcast server messages part 2

-- Call this program 'startup'
-- This program needs a second program called 'Broadcast'
-- This program will send server messages and needs command blocks enabled in both CC and server.properties

local function CheckVariables()
  if fs.exists("Variables") then
    readData = fs.open("Variables", "r")
    Side = readData.readLine()
    Amount = readData.readLine()
    Repeat = readData.readLine()
    for i = 1, Amount do
      Message[i] = readData.readLine()
    end
    readData.close()
  else
    term.setTextColor(colors.red)
    print("File Variables not found!")
    sleep(5)
    shell.run("Broadcast")
  end
end

local function Broadcast()
  Interval = Repeat*60
  commandBlock = peripheral.wrap(Side)
  for i = 1, Amount do
    commandBlock.setCommand("/say "..Message[i])
    commandBlock.runCommand()
    sleep(Interval)
  end
  Broadcast()
end

term.clear()
term.setCursorPos(1,1)
term.setTextColor(colors.white)
Message = {}
CheckVariables()
print("Now broadcasting messages to the server!")
Broadcast()