def addCommonTemplateValues(template_values, handler):
template_values['currentUser'] = users.get_current_user()
template_values['loginUrl'] = users.create_login_url('/')
template_values['logoutUrl'] = users.create_logout_url('/')
if users.get_current_user() == None:
accounts = None
else:
accounts_query = Account.all()
accounts_query.filter('owner =', users.get_current_user()).order('name')
accounts = accounts_query.fetch(10)
template_values['accounts'] = accounts
template_values['messages'] = handler.request.get('messages[]',
allow_multiple=True)
