def addURL(self, url, parentURL):
   url = removeTokenAndAddMissingSlash(url)
   
   if (url is None):
     return
   
   if (type(parentURL) == str):
     parentURL = removeTokenAndAddMissingSlash(parentURL)
     
     if (parentURL is None):
       return
   
   if (url == self.homePage):
     if (url not in self.sitemapLinks):
       self.sitemapLinks[url] = {'parent'  : None,
                                 'priority': 1.0}
       #print "\n       added to sitemapLinks: " + url + "\n"
   else:
     if (url not in self.sitemapLinks):
       self.sitemapLinks[url] = {'parent'  : parentURL,
                                 'priority': None}
       #print "  added to sitemapLinks: " + url + "\n"
 def setHomePage(self, siteURL):
   self.homePage = removeTokenAndAddMissingSlash(siteURL)