You can select to either make a one-time donation or setup for recurring donations.
No PayPal account? No problem! If you don't have a PayPal account you can logon as a guest and make a donation with your credit card. After you enter your donation amount, click submit, and then select the option, as shown in the image at the bottom, to donate with your bank account, credit card, or debit card.
Recurring Donation: Enter the amount to donate, and how often you wish to make donations.