def connexion(request):
	form = AuthenticationForm(request.POST)
	if request.method == 'POST':
		print form.errors
		if form.is_valid():
			username = form.cleaned_data['username']
			password = form.cleaned_data['password']
			user = authenticate(username=username, password=password)
			if user is not None:
				message = "Utilisateur reconnu"
				return render_to_response('connexion/index.html', {'form': form, 'message' : message},context_instance = RequestContext(request))
			else:
				message_error = "Utilisateur non-connu"
				return render_to_response('connexion/index.html', {'form': form, 'message_error' : message_error},context_instance = RequestContext(request))
	else:
		form = AuthenticationForm()
	return render_to_response('connexion/index.html', {'form': form},context_instance = RequestContext(request))