def startSession(self,user=None):
		if not user: user = getSetting('last_user')
		if not user: return
		if self.session.username == user: return
		user,token = self.getUserToken(user)
		if not user: return False
		if not token: return False
		self.session.setUserToken(user, token)
		self.session.startSession()
		self.session.getNotebooks()
		return True
	def getUserToken(self,user):
		token = getSetting('token_%s' % user)
		if not token: return False
		return user,token