The latest magical tome by J.K. Rowling has started to fly off bookstore shelves. Rowling was launching "The Tales of Beedle the Bard" on Thursday with a tea party for 200 school children at the National Library of Scotland in Edinburgh, where she lives. The author is donating royalties from the book to a charity, which hopes it will raise millions to help vulnerable children. Recession-hit booksellers hope the book - a collection of five fables mentioned in Rowling's saga about boy wizard Harry Potter - will give them a festive boost "We expect it to come straight in at No. 1 and is very likely to be our No. 1 book this Christmas," said Jon Howells of Britain's Waterstone's book store chain. "It's in with a fighting chance of being the best-selling book of the year, even though there are only a few weeks to go.