#!/usr/bin/ruby
require 'cgi'

cgi = CGI.new("html4Tr")

puts "Content-type: text/html\n\n"

def iphone_detect
    case ENV['HTTP_USER_AGENT']
    when /(iPhone|iPod)/i
       return true
    else
       return false
    end
end

case iphone_detect
when true
    puts '<p style="font-size: 30px">This is an iPhone or iPod touch.</p>'
else
    puts '<p style="font-size: 30px">This is not an iPhone or iPod touch.</p>'
end