Help me get a new Alternator

To make a long story short, the alternator for my main mode of transportation is dying. It's had a good long life, it's like 15 years old, it's just worn out and needs to be replaced. It's putting a major drain on the battery and makes the engine act up. It's on it's last legs and we need a new one ASAP.

Please, donate, every dollar helps. I need this or I can't get work, I need the car to be able to job hunt.