Scrolable

function Menu(...) -- Put the menu text in. User chooses one. The function returns the selection he choose.
--You now need to type in the number the menu starts, and the number it ends. Made by libraryaddict
local MenuStuff = {...}
  local first = MenuStuff[1]
  local second = MenuStuff[2]
  table.remove(MenuStuff, 1)
  table.remove(MenuStuff, 1)
  local Scrolled = 1
  local DownDown = 0
  local Mouse = first
  local function rewrite()
        local i = 0
        for n=first, second do
          i = i+1
          if MenuStuff[i+DownDown] then
                term.setCursorPos(4, n)
                term.write(string.rep(" ", string.len(MenuStuff[i+DownDown])))
          end
        end
  end
  local function Draw()
        local i = 0
        for n=first,second do
          i = i+1
          term.setCursorPos(4, n)
          term.write(MenuStuff[i+DownDown])
        end
        term.setCursorPos(1, Mouse)
        term.write(">>")
  end
  Draw()
  while true do
        event,param1 = os.pullEvent()
        if event == "key" then
          term.setCursorPos(1, Mouse)
          term.write("  ")
          rewrite()
          if param1 == 200 then -- Up
                if Scrolled > 1 then
                  if Mouse == first and MenuStuff[Scrolled-1] then
                        DownDown = DownDown-1
                  else
                        Mouse = Mouse-1
                  end
                  Scrolled = Scrolled-1
                end
          elseif param1 == 208 then -- Down
                if Scrolled < #MenuStuff then
                  if Mouse == second then
                        DownDown = DownDown+1
                  else
                        Mouse = Mouse+1
                  end
                  Scrolled = Scrolled+1
                end
          elseif param1 == 28 then -- Enter
            rewrite()
                return MenuStuff[Scrolled]
           -- break
          end
          Draw()
        end
  end
end