Random House gives Da Vinci Code ebooks away free to promote Dan Brown’s new book

Random House’s Doubleday is giving away free digital copies of Dan Brown’s bestselling book The Da Vinci Code for a week in order to promote his upcoming book, Inferno.
Inferno is set to be released on May 14. The New York Times reports that the free Da Vinci Code ebooks will include the prologue and first chapter of Inferno.
The Da Vinci Code, first published in 2003, sold over 81 million copies. The promotion runs through March 24 in the U.S. and Canada at all digital bookstores.
Update: Several readers had asked where they can download the books. Links:
iTunes [discount not appearing yet, but keep checking]