old_contents: from selenium import webdriver
  from selenium.webdriver.common.keys import Keys
  
  driver = webdriver.Firefox()
  driver.get("https://marketplace-dev.allizom.org/")
  driver.implicitly_wait(12)
  #assert "Develop Apps" in driver.page_source
  driver.find_element_by_xpath("//*[@id='footer']/ul/li[3]/a").click()
  driver.implicitly_wait(5)
  assert "Developers | Firefox Marketplace" in driver.title
  
  print "Running new TestCase "
  #assert "API Reference" in driver.page_source
  driver.find_element_by_xpath("//*[@id='site-header']/div/div/a[1]").click()
  assert "App Development API Reference - App Center | MDN" in driver.title
  driver.back()
  print "Test Case successfully ran"
  print "Running new TestCase "
  #assert "Support" in driver.page_source
  driver.find_element_by_xpath("//*[@id='site-header']/div/div/a[2]").click()
  assert "Support | Developers | Firefox Marketplace" in driver.title
  driver.back()
  print "Test Case successfully ran"
  print "Running new TestCase "
  #assert "Submit an app" in driver.page_source
  driver.find_element_by_xpath("//*[@id='site-header']/div/div/a[3]").click()
  assert "Sign in / Sign up" in driver.page_source
  driver.back()
  print "Test Case successfully ran"
  print "Running new TestCase "
  #assert "My Submissions" in driver.page_source
  driver.find_element_by_xpath("//*[@id='site-header']/div/div/a[4]").click()
  #assert "proceed" in driver.page_source
  driver.back()
  print "Test Case successfully ran"
  print "Running new TestCase "
  #assert "Marketplace" in driver.page_source
  driver.find_element_by_xpath("//*[@id='site-header']/div/div/a[5]").click()
  assert "Firefox Marketplace" in driver.title
  driver.back()
  print "All Test Cases Passed"
  
  driver.close()
  
new_contents: from selenium import webdriver
  from selenium.webdriver.common.keys import Keys
  
  driver = webdriver.Firefox()
  driver.get("https://marketplace-dev.allizom.org/")
  driver.implicitly_wait(5)
  #assert "Develop Apps" in driver.page_source
  driver.find_element_by_xpath("//*[@id='footer']/ul/li[3]/a").click()
  driver.implicitly_wait(5)
  assert "Developers | Firefox Marketplace" in driver.title
  
  print "Running new TestCase "
  #assert "API Reference" in driver.page_source
  driver.find_element_by_xpath("//*[@id='site-header']/div/div/a[1]").click()
  assert "App Development API Reference - App Center | MDN" in driver.title
  driver.back()
  print "Test Case successfully ran"
  print "Running new TestCase "
  #assert "Support" in driver.page_source
  driver.find_element_by_xpath("//*[@id='site-header']/div/div/a[2]").click()
  assert "Support | Developers | Firefox Marketplace" in driver.title
  driver.back()
  print "Test Case successfully ran"
  print "Running new TestCase "
  #assert "Submit an app" in driver.page_source
  driver.find_element_by_xpath("//*[@id='site-header']/div/div/a[3]").click()
  assert "Sign in / Sign up" in driver.page_source
  driver.back()
  print "Test Case successfully ran"
  print "Running new TestCase "
  #assert "My Submissions" in driver.page_source
  driver.find_element_by_xpath("//*[@id='site-header']/div/div/a[4]").click()
  #assert "proceed" in driver.page_source
  driver.back()
  print "Test Case successfully ran"
  print "Running new TestCase "
  #assert "Marketplace" in driver.page_source
  driver.find_element_by_xpath("//*[@id='site-header']/div/div/a[5]").click()
  assert "Firefox Marketplace" in driver.title
  driver.back()
  print "All Test Cases Passed"
  
  driver.close()
  
subject: Update MozillaPage3.py