startup

--Server
--Settings
local bkgColour = colors.cyan --Timer text colour
local txtColour = colors.yellow --Timer background colour
local duration = 30 --Time in minutes
--
local scId = 13

local fSec
local fMin
local fTime

--Client Init
rednet.open('back')
rednet.send(scId,"update")
rednet.send(scId,bkgColour)
rednet.send(scId,txtColour)
--rednet.send(scId,
function timeFormat(int)
  if (int == 0) or (int == 60) then
    return "00"
  elseif int < 10 then
    return "0"..tostring(int)
  else
    return tostring(int)
  end

end
rednet.send(scId,tostring(duration)..":00")
cmd = read()
if cmd == "run" then
for min = 0,duration do
  min = min + 1
  fmin = duration - min
  for sec = 0,59 do
    sleep(1)
    sec = sec + 1
    fsec = 60 - sec
    fTime = timeFormat((fmin))..":"..timeFormat((fsec))
    rednet.send(scId,fTime)
    --sleep(1)
    --sec = sec + 1
  end
  --min = min +1
end
elseif cmd == "bkg" then
  Print("enter new background colour:")
  newC = read()
  bkgColor = "colors."..newC
end