Victoria Vazquez displays $280 worth of Mega Millions lottery tickets for her office pool that she purchased at Liquorland on March 30, 2012 in Covina, California The Mega Millions jackpot reached a high of $640 million before the drawing March 30. (Photo by Kevork Djansezian/Getty Images)

Alfredo Mora, 91, shows off his lottery ticket for a chance at the historic Mega Millions jackpot, that reached more than $600 million on Friday, March 30, 2012, in New York. After nobody won the March 27 drawing, the jackpot rolled over creating the largest pool of lottery money ever recorded in the world, according to the Mega Millions website. The previous record was $390 million. (AP Photo/Bebeto Matthews)

Customers swarm an H&P Max Fuel Express on Main St. Ardmore, Tenn., to purchase lottery tickets for the Mega Millions lottery Friday, March 30, 2012. Lottery ticket lines across the U.S. swelled Friday as players drawn by a record $640 million Mega Millions jackpot took a chance at becoming an overnight millionaire. The jackpot odds were at 1 in 176 million. (AP Photo/The Huntsville Times, Bob Gathany)

Mega Millions lottery contestant Hector Caminero buys $215 worth of tickets for Friday's $500-million game at a corner newsstand in New York, Thursday, March 29, 2012. Forget setting up a charity or establishing a trust, the winner of the $500 million Mega Millions jackpot could save teachers' jobs or help pay for Medicaid-funded doctor appointments in their home state just by paying taxes. (AP Photo/Richard Drew)

Shoppers wait in line for lottery tickets for the $540 million Mega Millions. AP

A Mega Millions lottery ticket purchased in Chicago, Thursday, March 29, 2012, shows the drawing date of Friday, March 30, 2012. With the Mega Millions jackpot over $500 million, Illinois picked the right week to become the first state in the nation to sell lottery tickets online, and other states are watching closely to see how it plays out. They're also wondering if the payoff will prompt Illinois to take the next big step: launching online poker, blackjack and other casino games.(AP Photo/Charles Rex Arbogast)

Mega Millions lottery contestants queue up for tickets for Friday's $500-million game at a corner newsstand in New York, Thursday, March 29, 2012. Forget setting up a charity or establishing a trust, the winner of the $500 million Mega Millions jackpot could save teachers' jobs or help pay for Medicaid-funded doctor appointments in their home state just by paying taxes. (AP Photo/Richard Drew)

Kathy Babcock kisses her Mega Millions lottery tickets at the Farragut Market Thursday, March 29, 2012 in Knoxville, Tenn. With a half-billion-dollar multi-state lottery jackpot up for grabs, plenty of folks are fantasizing about how to spend the money. (AP Photo/Knoxville News Sentinel, Michael Patrick)