Amazon has launched a new website for its online store that will donate a fraction of shoppers' purchase amounts to charity.

Amazon.com Inc. launched the site, smile.amazon.com, on Wednesday. The world's largest online retailer says people will find the same items and the same prices that they would on its regular site or , with some exceptions.

But the Seattle company will donate half a percent of the amount to a of the shopper's choosing. Amazon says people can choose from nearly 1 million organizations around the U.S. for the donation.

There is no cap on the total donation amount. Subscription renewals are not currently eligible for donations.