Fetches raw HTML data from the site for a given tracking_no

def Get_Page(self):
		'''
			Fetches raw HTML data from the site for a given tracking_no
		'''

		# Simply encode the correct url as a string
		url = 'https://www.aramex.com/express/track-results-multiple.aspx?ShipmentNumber='
		url += self.tracking_no

		driver = webdriver.PhantomJS()			# create a selenium webdriver
		driver.get(url)							# make it send a request with the above url
		self.wait_till_page_load(driver,10)		# wait till the page is fully loaded
		self.page = driver.page_source		# store the html source
		driver.quit()