# File lib/ruby-paypal/paypal.rb, line 286
    def do_direct_payment_authorization(ipaddress, amount, credit_card_type, credit_card_no, expiry_date, 
      first_name, last_name, cvv2=nil, other_params={})
      do_direct_payment('Authorization', ipaddress, amount, credit_card_type, credit_card_no, 
      expiry_date, first_name, last_name, cvv2, other_params)
    end