changeDelay = 1
text = {
  {
  "Get A Cheap",
  "AE System Here!"
  },
  {
  "Shop now Open!",
  "Come on in."
  },
  {
  "Lots of great",
  "Items For",
  "Sale Cheap!"
  },
  {
  "Lots of Items",
  "in Stock"
  },
  {
  "Stop in now for",
  "great deals"
  },
  {
  "More Items to",
  "be added soon."
  },
  {
  "Great Steals",
  "I mean deals",
  "here."
  },
  {
  "Inventory",
  "Restocked",
  "Often"
  },
  {
  "Obtain some",
  "really cheap",
  "stuff here"
  },
  {
  "Supplies",
  "for wings",
  "sold here"
  },
  {
  "Nether",
  "Stars",
  "Sold",
  "Here"
  },
  {
  "Cursed",
  "Earth In",
  "Stock Now"
  },
  {
  "Advanced",
  "Metals",
  "Sold Here"
  },
  {
  "Conduits",
  "Now On",
  "Sale"
  },
  {
  "Resonant",
  "Ender Tanks",
  "Available",
  "Now"
  },
  {
  "A Tech's",
  "One-Stop",
  "Shop"
  },
  {
  "Tanks of",
  "Gelid",
  "Cryotheum",
  "Sold Here"
  },
  {
  "Private",
  "Tesseracts",
  "In Stock"
  },
  {
  "ME Quantum",
  "Bridges and",
  "Singularities",
  "Sold Here"
  },
  {
  "Deep Storage",
  "Units Now",
  "Available"
  },
  {
  "Get Your",
  "QED And",
  "Ender Flux",
  "Crystals Here"
  },
  {
  "Selling",
  "Division",
  "Sigils",
  "At A Low Price"
  },
  {
  "Store More",
  "Fluid With A",
  "Bedrockium",
  "Drum"
  }
  
}
symbols = {"#","~","!","@","$","%","*","-","+","=","X",".","&","o","H","W",":","|"}
cS = {}
cS[1] = {}
cS[1].textC = colors.white
cS[1].bg = colors.green
cS[2] = {}
cS[2].textC = colors.black
cS[2].bg = colors.white
cS[3] = {}
cS[3].textC = colors.red
cS[3].bg = colors.yellow
cS[4] = {}
cS[4].textC = colors.yellow
cS[4].bg = colors.purple
cS[5] = {}
cS[5].textC = colors.lime
cS[5].bg = colors.black
cS[6] = {}
cS[6].textC = colors.pink
cS[6].bg = colors.lime
cS[7] = {}
cS[7].textC = colors.lime
cS[7].bg = colors.red
cS[8] = {}
cS[8].textC = colors.orange
cS[8].bg = colors.black
cS[9] = {}
cS[9].textC = colors.cyan
cS[9].bg = colors.gray
cS[10] = {}
cS[10].textC = colors.black
cS[10].bg = colors.lime
function center(text)
  local w,h = term.getSize()
  local x,y = term.getCursorPos()
  local len = string.len(text)
  term.setCursorPos(math.ceil((w/2)-(len/2)),y)
  write(text)
  term.setCursorPos(1,y+1)
end
mNames = peripheral.getNames()
m= {}
for i=1, #mNames do
  if peripheral.getType(mNames[i]) == "monitor" then
    table.insert(m,peripheral.wrap(mNames[i]))
  end
end
for i=1, #m do
  m[i].setTextScale(4)
end
colorChange = 0
curCS = math.random(#cS)
while true do
  for i=1,#m do
    curCS = math.random(#cS)
    curAd = math.random(#text)
    curSym = math.random(#symbols)
    term.redirect(m[i])
    term.setBackgroundColor(cS[curCS].bg)
    term.setTextColor(cS[curCS].textC)
--    term.setTextScale(5)
    term.clear()
    term.setCursorPos(1,1)
    w,h= term.getSize()
    for j=1,w do
      term.setCursorPos(j,1)
      write(symbols[curSym])
      term.setCursorPos(j,h)
      write(symbols[curSym])
    end
    for j=1,h-1 do
      term.setCursorPos(1,j+1)
      write(symbols[curSym])
      term.setCursorPos(w,j+1)
      write(symbols[curSym])
    end
    term.setCursorPos(1,2)
    center("RedStoner's")
    term.setCursorPos(1,3)
    center("Stash")
    term.setCursorPos(1,5)
    for j=1, #text[curAd] do
      center(text[curAd][j])
    end
    colorChange = colorChange + 1
    if colorChange > 5 then
      colorChange = 0
      curCS = math.random(3)
    end
  sleep(changeDelay)
  end
end