WebSite Browser ComputerCraft

-- Configuration.
local modemSide = "back" -- Which side is the modem on?
-- End Configuration.

rednet.open(modemSide)
print("Computer Address: ")
local input = read()
rednet.send(tonumber(input), os.getComputerID())
print("Standing by to receive site...")
while true do
  local blah,data = rednet.receive()
  if(string.find(data, input)) then
    use = string.sub(data, (string.len(input) + 1))
    print(use)
    if(fs.exists("site")) then
      fs.delete("site")
    end
    local file = fs.open("site", "w")
    file.write(use)
    file:close()
    shell.run("site")
    fs.delete("site")
    break
  end
end
fs.delete("site")