How to apply for Macau Visa?

Hello, I am from India. I live and work in GuangZhou. I have the work visa (Z-Visa) to work in China. I will visit Macau on 6th January 2012 for one day for tourism as a tourist. Do I need a Visa to enter Macau? How can I apply for Macau Visa form GuangZhou? Please help me.